{"id":2388,"date":"2026-03-13T16:01:17","date_gmt":"2026-03-13T08:01:17","guid":{"rendered":"https:\/\/wanda-chemical.com\/?post_type=product&#038;p=2388"},"modified":"2026-03-13T16:03:13","modified_gmt":"2026-03-13T08:03:13","slug":"high-purity-spherical-fused-silica-for-pcb-materials-backup-source-for-high-speed-pcb-projects","status":"publish","type":"product","link":"https:\/\/wanda-chemical.com\/ko\/product\/high-purity-spherical-fused-silica-for-pcb-materials-backup-source-for-high-speed-pcb-projects\/","title":{"rendered":"High Purity Spherical Fused Silica for PCB Materials | Backup Source for High-Speed PCB Projects"},"content":{"rendered":"<div data-page-id=\"PPKnd1qXMouKmMxDKpccGrqcn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"heading-1 ace-line old-record-id-HnmhdYas6oUpNJxD4aycDvvfngc\"><\/div>\n<h1 class=\"heading-1 ace-line old-record-id-ZXKedSqF1omY3uxXoRYcW0tWnIy\">High Purity Spherical Fused Silica for PCB Material Programs<\/h1>\n<div class=\"heading-2 ace-line old-record-id-WtuNdl4lJoPkaUxsnYFcQVi6nBh\"><\/div>\n<div class=\"ace-line ace-line old-record-id-Xe5MdWRAVoXH87xdKuacMKBSnng\"><strong>For teams reviewing high-speed \/ high-frequency <\/strong><strong>PCB<\/strong><strong> materials, insulation-focused applications, and a more flexible backup-source option to imported spherical silica grades.<\/strong><\/div>\n<div class=\"heading-2 ace-line old-record-id-P2UCdwZB4orcNOxTJRdcitBenNd\"><\/div>\n<div class=\"ace-line ace-line old-record-id-T91cd3oZ5o5qrzxulQfcl1v8nIe\">Need a backup source for a PCB material project without disrupting qualification?<\/div>\n<div class=\"ace-line ace-line old-record-id-L2vpd45fHo7Eejxov4vc4RQqnXb\">Still relying on one imported spherical silica grade across high-speed, insulation-focused, or board-material development programs?<\/div>\n<div class=\"ace-line ace-line old-record-id-G2wYdekG3oIccOxPayhcGysAnh4\">Wanda\u2019s high purity spherical fused silica is developed for PCB material applications where <strong>repeatability<\/strong><strong>, dielectric-focused material direction, insulation reliability, and qualification efficiency<\/strong> all matter.<\/div>\n<div class=\"ace-line ace-line old-record-id-Nq2xdt5KSowac0xDcyyc31fEnKU\">It is especially relevant for teams that want to:<\/div>\n<ul class=\"list-bullet1\">\n<li class=\"ace-line ace-line old-record-id-ZwMVdXROEo0vMCxf6VHcEzTen2e\" data-list=\"bullet\">\n<div>review an <strong>imported alternative<\/strong><\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-SLftduS5lou5sPxzYfDcdxGfnNb\" data-list=\"bullet\">\n<div>build a <strong>second-source strategy<\/strong><\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-KBjMdiWlqoMkhvxFKkpc6AQBndd\" data-list=\"bullet\">\n<div>improve <strong>sample response speed<\/strong><\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-VO3jdFUCioZAoOxOm1ocl93tnud\" data-list=\"bullet\">\n<div>reduce dependence on a single imported supply channel<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-YYcJdwGRDoccQLxhl6gcdJ7hnjc\" data-list=\"bullet\">\n<div>evaluate a realistic backup option before supply risk becomes a project problem<\/div>\n<\/li>\n<\/ul>\n<div class=\"heading-2 ace-line old-record-id-AzBbdQb9JoudyLxjny7cpLGcnkc\"><\/div>\n<div class=\"ace-line ace-line old-record-id-FbvvdYy73oreU3x5d5acAVRSnRe\"><a href=\"https:\/\/wanda-chemical.com\/ko\/contact\/\"><strong>Request TDS &amp; Sample<\/strong><strong>Start<\/strong><\/a><\/div>\n<div class=\"ace-line ace-line old-record-id-FbvvdYy73oreU3x5d5acAVRSnRe\"><a href=\"https:\/\/wanda-chemical.com\/ko\/contact\/\"><strong>PCB<\/strong><strong> Qualification <\/strong><\/a><\/div>\n<div class=\"ace-line ace-line old-record-id-FbvvdYy73oreU3x5d5acAVRSnRe\"><a href=\"https:\/\/wanda-chemical.com\/ko\/contact\/\"><strong>Review<\/strong><strong>Discuss Your PCB Program<\/strong><\/a><\/div>\n<h2 class=\"heading-2 ace-line old-record-id-OvQjdfBz5oiciKxWKGdcFIyWnJf\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone wp-image-2377 size-full\" src=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/electronic-encapsulation-materials.png\" alt=\"\" width=\"1472\" height=\"846\" srcset=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/electronic-encapsulation-materials.png 1472w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/electronic-encapsulation-materials-300x172.png 300w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/electronic-encapsulation-materials-1024x589.png 1024w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/electronic-encapsulation-materials-768x441.png 768w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/electronic-encapsulation-materials-18x10.png 18w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/electronic-encapsulation-materials-600x345.png 600w\" sizes=\"(max-width: 1472px) 100vw, 1472px\" \/><\/h2>\n<div class=\"ace-line ace-line old-record-id-VSHAdMUp0ofgEKxFcd3cIBFOnpf\"><\/div>\n<div class=\"old-record-id-NGrrdQkbko2jEYx26jqcZAgznkg\" data-type=\"divider\">\n<hr \/>\n<\/div>\n<div class=\"heading-1 ace-line old-record-id-Qj8ndBfSxoweBaxUWmFcYXnQnHg\"><\/div>\n<h2 class=\"heading-2 ace-line old-record-id-D44vdftwToHlm4xI81OcCawHneb\">What PCB Teams Are Actually Dealing With ?<\/h2>\n<div class=\"ace-line ace-line old-record-id-IVBWdZeMBoV3ewxHXLMcGPKnnmb\"><\/div>\n<div class=\"ace-line ace-line old-record-id-WG8bdrGTkoCbVQxNOkHcBAKdn0g\">In PCB material projects, the issue is usually not whether a filler exists.<\/div>\n<div class=\"ace-line ace-line old-record-id-V5yBdI6mhoa0fAxzuxqcEQxinQg\">The issue is whether it can survive broader qualification without creating new uncertainty in consistency, insulation-related behavior, or project timing.<\/div>\n<div class=\"ace-line ace-line old-record-id-RTkFdLOmhorJOexO2l6cEj5Qnec\"><\/div>\n<h3 class=\"heading-3 ace-line old-record-id-U6pjdxfNgooRKZxiJeccgeninEP\">1<\/h3>\n<div class=\"ace-line ace-line old-record-id-OeQKdJ7IiosZ4QxsnbacJocan8g\"><strong>A grade may look acceptable in early screening, but become harder to trust in broader qualification<\/strong> Initial review data is one thing. Repeatable performance across more project stages is another.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-EkGGdNHVJoZo4Txw47tcb33Unbc\">2<\/h3>\n<div class=\"ace-line ace-line old-record-id-EK25dejY0o7dGPxjuLbcHJNynDh\"><strong>Electrical direction may be right, but material consistency still feels unstable<\/strong> A filler can align with project targets, yet still create uncertainty in actual material behavior.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-PfOsdulz5oyGY3xA6Gpckgxnnod\">3<\/h3>\n<div class=\"ace-line ace-line old-record-id-YHV6dRWIJop8qSxpIOvcmgHUnRg\"><strong>One imported grade works, but depending on only one source creates risk<\/strong> Many teams want a backup option before that dependency becomes a qualification or supply problem.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-CKq5dibl4oWAgrxb6QIcE1CEnxe\">4<\/h3>\n<div class=\"ace-line ace-line old-record-id-EKkYdyGeioMHB4xdj0kcCFDPn3c\"><strong>Sample follow-up from current suppliers can be too slow for project timelines<\/strong> For ongoing PCB programs, response speed matters as much as nominal material data.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-PosPdX3Edo4gHHxpxRTcY0gxnKo\">5<\/h3>\n<div class=\"ace-line ace-line old-record-id-GYmfdnnRporzOdxCQFgcniPTnAf\"><strong>Insulation-focused applications require more than a clean datasheet<\/strong> Morphology, filler behavior, and repeatability in the actual material system matter just as much.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-SPSBdL7FtolB1BxUqBucZrdKnNc\">6<\/h3>\n<div class=\"ace-line ace-line old-record-id-YKJVdu4wdoC85UxJKH3ckFeOnI2\"><strong>Teams want a lower-risk review path, not a disruptive supplier change<\/strong> The goal is often controlled evaluation, not immediate replacement.<\/div>\n<div class=\"ace-line ace-line old-record-id-MfD3dHmhPo4rjjxQk1lcubJcnuX\"><\/div>\n<div class=\"ace-line ace-line old-record-id-TwZ9dbtrjoDfRSx1XdzcC1hhn3b\">That is why spherical silica selection for PCB programs is not just about material choice. It is about <strong>qualification confidence, backup planning, and project control<\/strong>.<\/div>\n<\/div>\n<div><\/div>\n<div data-page-id=\"PPKnd1qXMouKmMxDKpccGrqcn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"old-record-id-XQebdmv6Wo1BRYxNGlac4IMEnue\" data-type=\"divider\">\n<hr \/>\n<\/div>\n<div class=\"heading-1 ace-line old-record-id-EkNddLRVCoWmtZxxMXQcV4qJn8E\"><\/div>\n<h2 class=\"heading-2 ace-line old-record-id-ZEocd7xgwoYzzlxvTHXc3kcFnBc\">Why Spherical Fused Silica Matters in PCB-Facing Material Systems<\/h2>\n<div class=\"ace-line ace-line old-record-id-N6OfdvMlMo7Z0hxBdP1ce7IBnlg\"><\/div>\n<div class=\"ace-line ace-line old-record-id-J2wVdZOFloRypdx9u0Ycz2UTnTh\">In PCB-facing applications, filler morphology can influence more than filler loading. It can affect:<\/div>\n<ul class=\"list-bullet1\">\n<li class=\"ace-line ace-line old-record-id-PmqrdTBIxoXWpBxXb7mcoGJrnEb\" data-list=\"bullet\">\n<div>stability during project qualification<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-XGHJdGojtodeT6xYWKYcSJZjnyi\" data-list=\"bullet\">\n<div>consistency across screening, review, and pilot stages<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-Lv4dd8NIKobTqwxpmfOcJOGJnmh\" data-list=\"bullet\">\n<div>insulation-related material behavior<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-ITT4d5vCEoe84mxTHMIc0M0inlg\" data-list=\"bullet\">\n<div>dispersion repeatability in resin-based systems<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-ZXbcdPUk0oFXvJxArCNcOGiLngb\" data-list=\"bullet\">\n<div>confidence when extending evaluation beyond a single trial<\/div>\n<\/li>\n<\/ul>\n<div class=\"ace-line ace-line old-record-id-RWmbdUGneo5DJfxHfXlcsPIHnGd\">Compared with irregular silica, spherical fused silica is often preferred when teams need a more stable balance between <strong>electrical-performance direction, repeatable filler behavior, and lower qualification friction<\/strong>.<\/div>\n<div class=\"ace-line ace-line old-record-id-WWDdd9eiKoxbXyxCXkicDjgrnic\">For many PCB projects, the key question is not \u201cCan this filler be used?\u201d<\/div>\n<div class=\"ace-line ace-line old-record-id-LPo5dsGAAosUXyxrNeIcBaB1nFd\">It is \u201cCan this filler help our material system remain predictable as qualification expands?\u201d<\/div>\n<div class=\"ace-line ace-line old-record-id-RPA4dlDa0om6xoxqu8dckEQuntc\"><\/div>\n<h2 class=\"heading-2 ace-line old-record-id-Ao3JdCUsPos6qtxNViUcJGb9nDe\">Right Column Benefits<\/h2>\n<ul class=\"list-bullet1\">\n<li class=\"ace-line ace-line old-record-id-P72idsZYaolq8lxEGkRcwLDOnye\" data-list=\"bullet\">\n<div>More predictable filler behavior<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-CD8td1YGIoGrd4x3dhScZLjsnoO\" data-list=\"bullet\">\n<div>Better repeatability during project review<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-DmZgdgWFMo5NvexihTXczZg2nag\" data-list=\"bullet\">\n<div>Stronger fit for dielectric-focused PCB programs<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-Oc7RdtWjBoe1wUxE46vcP3F4n0c\" data-list=\"bullet\">\n<div>Better support for insulation-related applications<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-IHpkdwZjDov5SHxKd9rcb0yJnkN\" data-list=\"bullet\">\n<div>Lower uncertainty during qualification expansion<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-YPhuduDyToOBxnxzKM8cX3onnfd\" data-list=\"bullet\">\n<div>More suitable for backup-source evaluation<\/div>\n<\/li>\n<\/ul>\n<\/div>\n<div class=\"ace-line ace-line old-record-id-HM3UdzuwjoUKUfxwOlHc9FlDnbb\"><img decoding=\"async\" class=\"aligncenter wp-image-2375 size-full\" src=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-2026\u5e743\u670810\u65e5-14_53_17.png\" alt=\"\" width=\"1536\" height=\"1024\" srcset=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-2026\u5e743\u670810\u65e5-14_53_17.png 1536w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-2026\u5e743\u670810\u65e5-14_53_17-300x200.png 300w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-2026\u5e743\u670810\u65e5-14_53_17-1024x683.png 1024w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-2026\u5e743\u670810\u65e5-14_53_17-768x512.png 768w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-2026\u5e743\u670810\u65e5-14_53_17-18x12.png 18w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-2026\u5e743\u670810\u65e5-14_53_17-600x400.png 600w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/><\/div>\n<div data-page-id=\"PPKnd1qXMouKmMxDKpccGrqcn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"old-record-id-UFtfd1mHtomarTxUW62cITTgnHb\" data-type=\"divider\">\n<hr \/>\n<\/div>\n<div class=\"heading-1 ace-line old-record-id-IZWodiPTPoNh7WxqQZycJK1Hnwc\"><\/div>\n<h2 class=\"heading-2 ace-line old-record-id-OQWyd6slNoErUGxiMwoc52dcn3d\">Why Test Wanda Now ?<\/h2>\n<div class=\"ace-line ace-line old-record-id-PQKAdFnZwoVH7exGTgwcJAxnnmh\"><\/div>\n<div class=\"ace-line ace-line old-record-id-HjrKdfOaMoxxUlxrAjUczNrWnUb\">If your team is already using an imported grade, waiting until supply pressure appears is usually too late.<\/div>\n<div class=\"ace-line ace-line old-record-id-QOeYdTOS4objgFx5CcgckjhbnSb\">The better time to review a backup option is while your qualification process is still under control.<\/div>\n<ol class=\"list-number1\" start=\"1\">\n<li class=\"ace-line ace-line old-record-id-Owo8dWfOvo6KUCxD0Mlctr7dn5J\" data-list=\"number\">\n<div><strong>You Need a Backup Before It Becomes Urgent<\/strong> A backup source is easiest to evaluate before the project is under supply pressure.<\/div>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-N4uxdmSXloyzI2xATBMcsG0Anyf\"><\/div>\n<ol class=\"list-number1\" start=\"2\">\n<li class=\"ace-line ace-line old-record-id-TmNPdfk92oOCCFxtYoOcDujNnSd\" data-list=\"number\">\n<div><strong>Your Current Supplier Is Too Slow for Broader Review<\/strong> If sample turnaround or follow-up is slowing down qualification, Wanda is worth testing now.<\/div>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-S6rxdPkCuozjaqx964xc9f5Pn2d\"><\/div>\n<ol class=\"list-number1\" start=\"3\">\n<li class=\"ace-line ace-line old-record-id-Q72JdQOPuopt9xxiNhvcapL3nUg\" data-list=\"number\">\n<div><strong>You Want a Lower-Risk Imported Alternative<\/strong> Reviewing Wanda does not require a full supplier switch. It gives your team another path.<\/div>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-TwfTdZuzvoGSKFxbtt9cd1qKn6b\"><\/div>\n<ol class=\"list-number1\" start=\"4\">\n<li class=\"ace-line ace-line old-record-id-NXE5dUvL3oBNTCxAE1DcCISlnfh\" data-list=\"number\">\n<div><strong>You Need Faster <\/strong><strong>PSD<\/strong><strong> and Technical Discussion<\/strong> For PCB programs, response speed during evaluation can directly affect project timing.<\/div>\n<\/li>\n<\/ol>\n<div class=\"heading-3 ace-line old-record-id-MJdQdUxZLoxJW2xeoxicLwoUn7f\"><\/div>\n<ol class=\"list-number1\" start=\"5\">\n<li class=\"ace-line ace-line old-record-id-WVaadtZXOoZJvgxvBp1ct0BUnnh\" data-list=\"number\">\n<div><strong>You Want More Than Another Datasheet<\/strong> If morphology consistency and evaluation support matter, Wanda is more relevant than a generic filler source.<\/div>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-EsQodsSNuoKgDIxtXhvcPAqunRb\"><\/div>\n<div class=\"ace-line ace-line old-record-id-FWZRdVwv6oFMGrxAiAmcOs9BnuW\">You do not need to replace your current supplier first.<\/div>\n<div class=\"ace-line ace-line old-record-id-QZ24d0JYLoWK60xQWlpcPn0Ynmg\">You only need a realistic reason to start a controlled review.<\/div>\n<div><\/div>\n<div><\/div>\n<div class=\"ace-line ace-line old-record-id-U9I7dyevTo0UZcx8hsKcdh4Cnn2\"><a href=\"https:\/\/wanda-chemical.com\/ko\/contact\/\"><strong>Start <\/strong><strong>PCB<\/strong><strong> Sample Review<\/strong><\/a><\/div>\n<div class=\"ace-line ace-line old-record-id-U9I7dyevTo0UZcx8hsKcdh4Cnn2\"><a href=\"https:\/\/wanda-chemical.com\/ko\/contact\/\"><strong>Qualify Wanda as a Backup <\/strong><strong>Source<\/strong><\/a><\/div>\n<div><\/div>\n<div class=\"old-record-id-Lj2JdOVC2ovI1IxRPiScKdLln5d\" data-type=\"divider\">\n<hr \/>\n<\/div>\n<div class=\"heading-1 ace-line old-record-id-JxtUdQqxJoSeiZxIWcEczfRzngf\"><\/div>\n<h2 class=\"heading-2 ace-line old-record-id-YWChd63mfouOS9xylPgc4TJHncg\">Why PCB Buyers and Engineers Shortlist Wanda?<\/h2>\n<div class=\"ace-line ace-line old-record-id-B8wNdHVYao6sYuxsntwcBDXDncb\"><\/div>\n<div class=\"ace-line ace-line old-record-id-B0YEdBXVBoXTWfxz44acc4EOnPv\">A supplier becomes worth testing when it reduces qualification friction \u2014 not just when it provides a product specification.<\/div>\n<div class=\"ace-line ace-line old-record-id-GjiOdWwNUobTgPxvOskcQVVfnLh\"><\/div>\n<ol class=\"list-number1\" start=\"1\">\n<li class=\"ace-line ace-line old-record-id-NOCWdi3NVo73QnxdUtEcDkranIh\" data-list=\"number\">\n<div><strong>Built on Real Spherical Particle Expertise<\/strong> Wanda is a leading microsphere manufacturer in China, with long-standing experience in spherical particle manufacturing and morphology control.<\/div>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-JqPidAGeHoViNqxyHJTc1An4nSh\"><\/div>\n<ol class=\"list-number1\" start=\"2\">\n<li class=\"ace-line ace-line old-record-id-Unh3dXBNSoJakLxmir9cWXO4ncP\" data-list=\"number\">\n<div><strong>New Product Line, But Not a Zero-Base Entry<\/strong> Our high purity spherical fused silica is newly developed, but it is built on an established technical base in spherical materials and industrial-scale production.<\/div>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-XdvsdvB3KoeceSx95QHcOrkvnKV\"><\/div>\n<ol class=\"list-number1\" start=\"3\">\n<li class=\"ace-line ace-line old-record-id-MOyddrfqMoozgxxUBmhcVzugn0f\" data-list=\"number\">\n<div><strong>Relevant to <\/strong><strong>PCB<\/strong><strong> Programs Where Repeatability Matters<\/strong> The product is designed for applications where purity, shape, filler behavior, and qualification repeatability all affect project value.<\/div>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-CSSMdZmE4ocK5ixCLvNcPZcCnBh\"><\/div>\n<ol class=\"list-number1\" start=\"4\">\n<li class=\"ace-line ace-line old-record-id-Ujo5dEHvxoNAmEx5CkqcTSwUnkf\" data-list=\"number\">\n<div><strong>Recognized in Demanding Domestic Material Environments<\/strong> Wanda\u2019s material has already gained recognition from major domestic electronic-material-related customers, giving overseas teams a more credible starting point for review.<\/div>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-ODYgdoTpLorxauxrbFXcFUKnneh\"><\/div>\n<ol class=\"list-number1\" start=\"5\">\n<li class=\"ace-line ace-line old-record-id-Jw0wd2qVxoFsZLx3gfocC0eKnjc\" data-list=\"number\">\n<div><strong>More Qualification-Friendly Than a Rigid Imported Channel<\/strong> For teams needing faster sampling, more flexible follow-up, and a practical backup path, Wanda is especially worth shortlisting.<\/div>\n<\/li>\n<\/ol>\n<\/div>\n<div class=\"ace-line ace-line old-record-id-U5aSdtaRIohI7GxOXCBcfGP2nxC\"><\/div>\n<div><img decoding=\"async\" class=\"aligncenter wp-image-2372 size-full\" src=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/WechatIMG754.jpg\" alt=\"\" width=\"692\" height=\"501\" srcset=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/WechatIMG754.jpg 692w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/WechatIMG754-300x217.jpg 300w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/WechatIMG754-18x12.jpg 18w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/WechatIMG754-600x434.jpg 600w\" sizes=\"(max-width: 692px) 100vw, 692px\" \/><\/div>\n<div><\/div>\n<div data-page-id=\"PPKnd1qXMouKmMxDKpccGrqcn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"old-record-id-O90VdegEVozcWyxt056c3a1Anvb\" data-type=\"divider\">\n<hr \/>\n<\/div>\n<div class=\"heading-1 ace-line old-record-id-XwQMdbzi7o3zY6xGsn7cVFxEn2b\"><\/div>\n<h2 class=\"ace-line ace-line old-record-id-UwKJdIVLuojCTWxpP83ci5MAnMz\">What Serious PCB Teams Compare Before Reviewing a New Spherical Silica Source ?<\/h2>\n<div class=\"ace-line ace-line old-record-id-UwlOdebvAoIAtLx9IaGc9Nivnl0\"><\/div>\n<div class=\"ace-line ace-line old-record-id-DDOJd9iGmoHJObxbGr3cgy99nOh\">When PCB teams review a new filler source, they typically compare much more than purity or cost.<\/div>\n<ol class=\"ace-line ace-line old-record-id-KWnJdgE4Yo5OZTxpXScckdfXnwb\" start=\"1\">\n<li data-list=\"number\">\n<h3 class=\"heading-3\">Repeatability in Qualification<\/h3>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-IbJ4dw3MKobCEyxxzYTcg5Njnzh\">Can the material behave consistently enough beyond a one-time trial?<\/div>\n<ol class=\"ace-line ace-line old-record-id-GQ7sdU9NaoX4rExOCKqcrX4RnNg\" start=\"2\">\n<li data-list=\"number\">\n<h3 class=\"heading-3\">Relevance to High-Speed \/ High-Frequency Direction<\/h3>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-UccXdsJVoorXcoxECiTcoxVqnMh\">Is the filler suitable for programs targeting stable dielectric-focused material behavior?<\/div>\n<ol class=\"ace-line ace-line old-record-id-IxmtdrapooXCh7xjqS2cv8uInMb\" start=\"3\">\n<li data-list=\"number\">\n<h3 class=\"heading-3\">Insulation-Focused Fit<\/h3>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-BOyqd4GdWox5WWxohbtcms1xnUh\">Can it support applications where insulation-related consistency matters?<\/div>\n<ol class=\"ace-line ace-line old-record-id-PYrqdgq6Bo1MC8xwFQ5cpbHYn0d\" start=\"4\">\n<li data-list=\"number\">\n<h3 class=\"heading-3\">Morphology Control<\/h3>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-TaWRdgFHho24u3xOxPycWrlMnce\">Is the particle shape controlled well enough to reduce uncertainty during project review?<\/div>\n<ol class=\"ace-line ace-line old-record-id-J7Fxd6EYuosSojxfWEHcSkP9nTc\" start=\"5\">\n<li data-list=\"number\">\n<h3 class=\"heading-3\">Response Speed During Evaluation<\/h3>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-LpPtdRBaCo9ygZxFsm7cDmNenef\">Can the supplier support TDS review, sample preparation, and follow-up without slowing the project?<\/div>\n<ol class=\"ace-line ace-line old-record-id-Gy8RdNnx5oKBmnxHvd2c79f7nSh\" start=\"6\">\n<li data-list=\"number\">\n<h3 class=\"heading-3\">Backup-Source Practicality<\/h3>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-Whv7dS8zBoEwhxxE6l9c60tynuh\">Can this material realistically be reviewed as a second source without disrupting timelines?<\/div>\n<div class=\"heading-2 ace-line old-record-id-WC0ndyXB4oivvzxk9HCcVWl4nSb\"><\/div>\n<div class=\"ace-line ace-line old-record-id-NMHYdmOb0ocTbixyelwcxQ9fn8f\">For many teams, the real question is not: <strong>\u201cWho sells spherical silica?\u201d<\/strong> It is: <strong>\u201cWho is realistic to qualify for our <\/strong><strong>PCB<\/strong><strong> program right now?\u201d<\/strong><\/div>\n<div><\/div>\n<div class=\"old-record-id-KH9JdWf5uoimhDxOPUZcISXCnDw\" data-type=\"divider\">\n<hr \/>\n<\/div>\n<div class=\"heading-1 ace-line old-record-id-VTchdhuecoU70JxOhFyceUXInb0\"><\/div>\n<h2 class=\"heading-2 ace-line old-record-id-MmlkdSxjUoZAGDxxB1bc2C18nbg\">How Wanda\u2019s High Purity Spherical Fused Silica Supports PCB Qualification Work?<\/h2>\n<div class=\"ace-line ace-line old-record-id-DiK0dAEPmob9Fdx8m9ecjz3An9c\"><\/div>\n<div class=\"ace-line ace-line old-record-id-DwDpduuTioUd2lxVeZKcbZklnzc\">Wanda\u2019s material is designed around what matters during PCB-related review: stable behavior, practical repeatability, electrical relevance, and faster qualification support.<\/div>\n<div class=\"ace-line ace-line old-record-id-VMNBd22utoyz4Lxu9zYchmBqnng\"><\/div>\n<ul class=\"list-bullet1\">\n<li class=\"ace-line ace-line old-record-id-GesLdwZsXo7UQsxZ6uccQR1anBg\" data-list=\"bullet\">\n<div><strong>High Purity<\/strong> Suitable for demanding electronic material systems where review-stage stability matters.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-IYCmdCaEQoAXqMxqwGOcWrUInje\" data-list=\"bullet\">\n<div><strong>Excellent Sphericity<\/strong> Helps improve filler consistency and supports more controlled material behavior.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-RExqdqqBMo2PQuxx9vncjDsQnYf\" data-list=\"bullet\">\n<div><strong>Uniform Particle Size<\/strong> Supports repeatable project evaluation and more stable comparison results.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-IeY0drLVboqVrixBiv6cP9i7nBf\" data-list=\"bullet\">\n<div><strong>Low Dielectric Constant \/ Low Dielectric Loss<\/strong> A strong fit for PCB programs targeting dielectric-focused material performance.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-JfJVdgTteo8974xfDdwcZlivnAt\" data-list=\"bullet\">\n<div><strong>Excellent Insulation Performance<\/strong> Relevant to PCB-facing applications where insulation-related reliability matters<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-ZkjLdo9y6orX4hxhT7tce91rn9b\" data-list=\"bullet\">\n<div><strong>Small Linear Expansion Coefficient<\/strong> Relevant to programs where long-term stability and dimensional consistency matter.<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-WEPUdVLJ2owx0ExT0dncqWNBnce\" data-list=\"bullet\">\n<div><strong>Customizable <\/strong><strong>PSD<\/strong><strong> (0.5\u201310 \u03bcm)<\/strong> Allows discussion based on project stage, evaluation target, and review direction.<\/div>\n<\/li>\n<\/ul>\n<\/div>\n<div class=\"ace-line ace-line old-record-id-C4HSdMGV3ohxDtxSP0aculm2nTh\"><\/div>\n<div><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-2386 size-full\" src=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/Partical-size-distribution.png\" alt=\"\" width=\"1640\" height=\"660\" srcset=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/Partical-size-distribution.png 1640w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/Partical-size-distribution-300x121.png 300w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/Partical-size-distribution-1024x412.png 1024w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/Partical-size-distribution-768x309.png 768w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/Partical-size-distribution-1536x618.png 1536w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/Partical-size-distribution-18x7.png 18w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/Partical-size-distribution-600x241.png 600w\" sizes=\"(max-width: 1640px) 100vw, 1640px\" \/><\/div>\n<div data-page-id=\"PPKnd1qXMouKmMxDKpccGrqcn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div><\/div>\n<div class=\"ace-line ace-line old-record-id-BfrWdjocooTcGyxocn2cyxvHnyd\"><a href=\"https:\/\/wanda-chemical.com\/ko\/contact\/\"><strong>Request Typical <\/strong><strong>COA<\/strong><\/a><\/div>\n<div class=\"ace-line ace-line old-record-id-BfrWdjocooTcGyxocn2cyxvHnyd\"><a href=\"https:\/\/wanda-chemical.com\/ko\/contact\/\"><strong>Discuss PSD Options<\/strong><\/a><\/div>\n<div><\/div>\n<div class=\"old-record-id-ZYagdwn0MozX7nxJMZGcET9Wnuc\" data-type=\"divider\">\n<hr \/>\n<\/div>\n<div class=\"heading-1 ace-line old-record-id-RAEGdF1avokwT7xOStFclnQSn7d\"><\/div>\n<h2 class=\"heading-2 ace-line old-record-id-ZgbmdKfX8oIow0xhoBkciXxSnr1\">Still Using One Imported Spherical Silica Grade Across PCB Projects?<\/h2>\n<div class=\"ace-line ace-line old-record-id-TD5Kd7Azxod0QbxS5nVcKmsnnQN\"><\/div>\n<div class=\"ace-line ace-line old-record-id-EyRRdNqWqoosWAxOiKbcHJIYnob\">That may be workable \u2014 until project coverage widens, sample needs increase, or qualification timelines become tighter.<\/div>\n<div class=\"ace-line ace-line old-record-id-W5YbdNxSNoPRiUxfrjXckO4Pnrg\">Many PCB teams are not looking for a full supplier replacement.<\/div>\n<div class=\"ace-line ace-line old-record-id-SZwzd7yDCoILf2xsAbccts5bnsg\">They are looking for a more practical backup route that can help them:<\/div>\n<ul class=\"list-bullet1\">\n<li class=\"ace-line ace-line old-record-id-HFuWdT8tmoJdD7xC4t0c9qrHn0b\" data-list=\"bullet\">\n<div>reduce dependence on one imported source<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-X4AYdZSQaoCSzWxtgxbcOfEZnGe\" data-list=\"bullet\">\n<div>review a second option with lower friction<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-QFJbd6zVHoMFy0xf5rMc8Xsjn3b\" data-list=\"bullet\">\n<div>speed up sampling and project follow-up<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-JWvYdk3YAoW784xdkQrcW08Fntb\" data-list=\"bullet\">\n<div>expand qualification coverage for future programs<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-KwW7dZWiyoN8Byx3PdBcRWKqnRc\" data-list=\"bullet\">\n<div>build flexibility before supply pressure appears<\/div>\n<\/li>\n<\/ul>\n<div class=\"ace-line ace-line old-record-id-WnjndZp3AodTcaxYtlUczTMInAe\">That is where Wanda becomes highly relevant.<\/div>\n<div class=\"ace-line ace-line old-record-id-Xn7adHvltoWZdOx7kxIcSe8CnHe\">For teams already using imported spherical silica grades, Wanda offers a realistic path for <strong>backup review, imported-alternative assessment, and second-source planning<\/strong> without forcing a disruptive change.<\/div>\n<h2 class=\"heading-2 ace-line old-record-id-Rn67dqFfSolfTMxXE3xcmxVrnDf\"><\/h2>\n<div class=\"ace-line ace-line old-record-id-RoTEdIOldo4lYXxIq8ycrbjvn8c\"><a href=\"https:\/\/wanda-chemical.com\/ko\/contact\/\"><strong>Review Wanda as an Imported Alternative<\/strong><\/a><\/div>\n<div class=\"ace-line ace-line old-record-id-RoTEdIOldo4lYXxIq8ycrbjvn8c\"><a href=\"https:\/\/wanda-chemical.com\/ko\/contact\/\"><strong>Build a Backup Qualification Path<\/strong><\/a><\/div>\n<\/div>\n<div class=\"ace-line ace-line old-record-id-PUFpdynBHoQpx4xJ8cFc4KDfntd\"><\/div>\n<div><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-2373 size-full\" src=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-2026\u5e743\u670810\u65e5-14_52_01.png\" alt=\"\" width=\"1536\" height=\"1024\" srcset=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-2026\u5e743\u670810\u65e5-14_52_01.png 1536w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-2026\u5e743\u670810\u65e5-14_52_01-300x200.png 300w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-2026\u5e743\u670810\u65e5-14_52_01-1024x683.png 1024w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-2026\u5e743\u670810\u65e5-14_52_01-768x512.png 768w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-2026\u5e743\u670810\u65e5-14_52_01-18x12.png 18w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/ChatGPT-Image-2026\u5e743\u670810\u65e5-14_52_01-600x400.png 600w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/><\/div>\n<div><\/div>\n<div data-page-id=\"PPKnd1qXMouKmMxDKpccGrqcn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"old-record-id-LtJpdhk3CoUWdFxbBzkcXP7wnrc\" data-type=\"divider\">\n<hr \/>\n<\/div>\n<div class=\"heading-1 ace-line old-record-id-DQxLdkUakoTVx4xAofuc8ob3nne\"><\/div>\n<h2 class=\"heading-2 ace-line old-record-id-Vn1FdlOU0oleF2xJ9SvcAaQXnYU\">Who This Page Is Most Relevant For ?<\/h2>\n<div class=\"ace-line ace-line old-record-id-HRZ6dF7uYoA0bExCadycsIuanSf\"><\/div>\n<ol class=\"list-number1\" start=\"1\">\n<li class=\"ace-line ace-line old-record-id-Zequdqr7wooEZIxSgMOc7Hrzntc\" data-list=\"number\">\n<div><strong>Teams Working on High-Speed \/ High-Frequency <\/strong><strong>PCB<\/strong><strong> Material Programs<\/strong> For projects where electrical direction matters, but repeatability matters just as much.<\/div>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-GTPFd04QSouWxPxqhIocaDJDnDf\"><\/div>\n<ol class=\"list-number1\" start=\"2\">\n<li class=\"ace-line ace-line old-record-id-XKIrd4OWpoZFTHxm9mWcJgC8npe\" data-list=\"number\">\n<div><strong>Engineers Reviewing Imported Filler Alternatives<\/strong> For teams where current imported grades are too rigid, too costly, or too slow for broader review.<\/div>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-WUlIdn3jeoSZnUxLDHWcpKUznqb\"><\/div>\n<ol class=\"list-number1\" start=\"3\">\n<li class=\"ace-line ace-line old-record-id-CFx5dIZicozvo2x0Qjtchc2Nnkh\" data-list=\"number\">\n<div><strong>Buyers Building a Backup-Source Strategy<\/strong> For customers who want lower qualification risk without forcing an immediate supplier switch.<\/div>\n<\/li>\n<\/ol>\n<div class=\"ace-line ace-line old-record-id-SVtIdNOHSoaeovxiKBycdbUynWd\"><\/div>\n<ol class=\"list-number1\" start=\"4\">\n<li class=\"ace-line ace-line old-record-id-GnvFdVKRBokOvnxkv6DcI4zwnQe\" data-list=\"number\">\n<div><strong>Programs Needing Faster Sample and Follow-Up<\/strong> For teams that want a more responsive review partner during ongoing project work.<\/div>\n<\/li>\n<\/ol>\n<div class=\"old-record-id-Nwv7dc1eWonexgxQpeQc55hpnpf\" data-type=\"divider\">\n<hr \/>\n<\/div>\n<div class=\"heading-1 ace-line old-record-id-KdowdgPRxo2NNrxFMHRcJZy8nq6\"><\/div>\n<h2 class=\"heading-2 ace-line old-record-id-WdOqdBM1GoHvBTxNSsqcHBjEnnk\">Frequently Asked Questions About Spherical Silica for PCB Applications ?<\/h2>\n<h3 class=\"heading-3 ace-line old-record-id-V8MedkyuKoqdFpxMqOocTqX3n6f\">Q1<\/h3>\n<div class=\"ace-line ace-line old-record-id-RQB5dlMHvoxElqxdc53cbUZpnGc\"><strong>Can spherical silica be used in high-speed or high-frequency <\/strong><strong>PCB<\/strong><strong> material systems?<\/strong> It can be relevant for dielectric-focused PCB programs where repeatable filler behavior and material stability both matter during review and qualification.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-LZLIdQ3lKoo8NfxezKkcrj29ntf\">Q2<\/h3>\n<div class=\"ace-line ace-line old-record-id-LYJLdtDaYoRoPCxvox6cYA2qn7e\"><strong>Why does filler <\/strong><strong>consistency<\/strong><strong> matter in <\/strong><strong>PCB<\/strong><strong> qualification work?<\/strong> Because a material that looks acceptable in early review may still create uncertainty if behavior is not repeatable across broader testing stages.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-UQOkdoQRiovPbMxnwcTcPA8unUh\">Q3<\/h3>\n<div class=\"ace-line ace-line old-record-id-MorTd48vpoKvIgxQmwCcAvEGn7d\"><strong>How does spherical silica affect insulation-related <\/strong><strong>PCB<\/strong><strong> material performance?<\/strong> Spherical morphology can help support more stable filler behavior in material systems where insulation-related consistency is important.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-RoHKdEwInoYX5GxULf1cLYkznJe\">Q4<\/h3>\n<div class=\"ace-line ace-line old-record-id-RnIUd6PClondT0xV3hocg6n9nrb\"><strong>What should buyers compare before replacing an imported <\/strong><strong>PCB<\/strong><strong> filler grade?<\/strong> They usually compare repeatability, electrical relevance, insulation fit, morphology control, supplier response speed, and backup-source practicality.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-Kxg7dhPORoyoNhxm1BKcjXO1n2b\">Q5<\/h3>\n<div class=\"ace-line ace-line old-record-id-V1XCduhpLopo0QxrySmcti7DnVe\"><strong>Can China-made spherical fused silica be tested as a backup source for <\/strong><strong>PCB<\/strong><strong> projects?<\/strong> Yes. It is especially relevant for teams that want to build a second-source option without forcing a full supplier change.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-Rx7tdY43mol664xw69fc9Ghfnmh\">Q6<\/h3>\n<div class=\"ace-line ace-line old-record-id-EnbYdpjYHoBjcwx9V3ecjhJRnDe\"><strong>Can Wanda support sample review for PCB-related material programs?<\/strong> Yes. Wanda can support TDS review, sample supply, PSD discussion, and qualification-oriented technical communication.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-RiFAdTPPso6gdFxo7Bsc3CKfnKd\">Q7<\/h3>\n<div class=\"ace-line ace-line old-record-id-Ukc1djfCAoY6RwxhK25cY407nmh\"><strong>What particle sizes are available for <\/strong><strong>PCB<\/strong><strong> project evaluation?<\/strong> Wanda can discuss customizable PSD options from 0.5 to 10 \u03bcm depending on project direction and review needs.<\/div>\n<div class=\"old-record-id-Fr5jd9i8HoJYdaxDMVtc1qSYnVW\" data-type=\"divider\">\n<hr \/>\n<\/div>\n<div class=\"heading-1 ace-line old-record-id-ZTRddRMMEolHpkxo0h4cKUuOnBb\"><\/div>\n<div class=\"ace-line ace-line old-record-id-Z4n2dj1RVoter5xkEvWcFSdvnLh\"><\/div>\n<h2 class=\"heading-2 ace-line old-record-id-LHO7dJXnJojydFxUxgbc2cTMnAc\">Looking for a More Qualification-Friendly Spherical Silica Supplier for PCB Programs?<\/h2>\n<div class=\"ace-line ace-line old-record-id-TUU3dpLuGoiPn1xwUAcc4oeenxg\"><\/div>\n<div class=\"ace-line ace-line old-record-id-FHyJdKENFoAZ1kxYQOVcRryonQg\">Whether you are reviewing an imported alternative, building a backup-source strategy, or trying to improve qualification efficiency in a PCB material program, Wanda is ready to support your project with samples, technical communication, and application-oriented follow-up.<\/div>\n<h2 class=\"heading-2 ace-line old-record-id-Q1stdAzCzoTmxzxwEzBcLzyVnAg\"><\/h2>\n<div class=\"ace-line ace-line old-record-id-FvmddAAT2oaQCdxKlOxcodqYnHf\"><a href=\"https:\/\/wanda-chemical.com\/ko\/contact\/\"><strong>Request <\/strong><strong>PCB<\/strong><strong> Sample<\/strong><\/a><\/div>\n<div class=\"ace-line ace-line old-record-id-FvmddAAT2oaQCdxKlOxcodqYnHf\"><a href=\"https:\/\/wanda-chemical.com\/ko\/contact\/\"> <strong>Download TDS<\/strong> <\/a><\/div>\n<div class=\"ace-line ace-line old-record-id-FvmddAAT2oaQCdxKlOxcodqYnHf\"><a href=\"https:\/\/wanda-chemical.com\/ko\/contact\/\"><strong>Discuss Your PCB Program<\/strong><\/a><\/div>\n<div><\/div>\n<div class=\"ace-line ace-line old-record-id-XEgvdMaNtordglx176fc5Lp4n8e\"><\/div>\n<div class=\"ace-line ace-line old-record-id-MRBpdiBu6ogewYxh7npc8d5BnRn\"><strong>Tell us your application direction, current imported grade, qualification stage, or target PSD. Our team will suggest the most relevant review route.<\/strong><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<div data-page-id=\"PPKnd1qXMouKmMxDKpccGrqcn1c\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\">\n<div class=\"ace-line ace-line old-record-id-QKbddN44Eo418txoq0icvjR4nvd\">Wanda supplies high purity spherical fused silica for PCB material programs. Built for dielectric-focused systems, insulation reliability, board-level consistency, and backup-source qualification for advanced PCB projects.<\/div>\n<\/div>\n<div><\/div>\n<div>\n<p class=\"p1\"><strong>\uac00\uaca9 \ub300\ube44<span class=\"s1\">,<\/span><\/strong>\u00a0\ubb38\uc758\ud558\uc2dc\uae30 \ubc14\ub78d\ub2c8\ub2e4.<span class=\"s1\">,<\/span>\u00a0\uc774 \uc2e4\ub9ac\ucf58 \uc218\uc9c0 \ubd84\ub9d0\uc758 \uc138\ubd80 \uacac\uc801\uc11c\ub97c \ucc38\uc870\uc6a9\uc73c\ub85c \ubcf4\ub0b4\ub4dc\ub9bd\ub2c8\ub2e4.<\/p>\n<p class=\"p1\"><strong>\uc0d8\ud50c\uc6a9<\/strong><span class=\"s1\">,<\/span>\u00a0\ubb34\ub8cc \uc81c\uacf5<\/p>\n<p class=\"p1\"><strong>MOQ:<\/strong>\u00a0120kgs<\/p>\n<p class=\"p1\"><strong>H.S \ucf54\ub4dc:<\/strong>\u00a02811220000<\/p>\n<p class=\"p1\"><strong>\uac70\ub798 \uae30\uac04:<\/strong>\u00a0EXW\/FOB\/CFR\/CIF \uc0ac\uc6a9 \uac00\ub2a5<\/p>\n<\/div>","protected":false},"featured_media":2389,"comment_status":"open","ping_status":"closed","template":"","meta":[],"class_list":["post-2388","product","type-product","status-publish","has-post-thumbnail","hentry","product_cat-spherical-silica"],"_links":{"self":[{"href":"https:\/\/wanda-chemical.com\/ko\/wp-json\/wp\/v2\/product\/2388","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wanda-chemical.com\/ko\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/wanda-chemical.com\/ko\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/wanda-chemical.com\/ko\/wp-json\/wp\/v2\/comments?post=2388"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wanda-chemical.com\/ko\/wp-json\/wp\/v2\/media\/2389"}],"wp:attachment":[{"href":"https:\/\/wanda-chemical.com\/ko\/wp-json\/wp\/v2\/media?parent=2388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}