{"id":2369,"date":"2026-03-10T16:53:36","date_gmt":"2026-03-10T08:53:36","guid":{"rendered":"https:\/\/wanda-chemical.com\/?post_type=product&#038;p=2369"},"modified":"2026-03-13T14:42:19","modified_gmt":"2026-03-13T06:42:19","slug":"high-purity-spherical-fused-silica-for-emc-electronic-encapsulation-advanced-pcb-materials","status":"publish","type":"product","link":"https:\/\/wanda-chemical.com\/ja\/product\/high-purity-spherical-fused-silica-for-emc-electronic-encapsulation-advanced-pcb-materials\/","title":{"rendered":"High Purity Spherical Fused Silica for EMC, Electronic Encapsulation &#038; Advanced PCB Materials"},"content":{"rendered":"<div data-page-id=\"NN1cdlc3Eo6RKJxk46Ncl1jOnce\" data-lark-html-role=\"root\" data-docx-has-block-data=\"true\">\n<div class=\"ace-line ace-line old-record-id-NN1cdlc3Eo6RKJxk46Ncl1jOnce\"><\/div>\n<div class=\"ace-line ace-line old-record-id-ZQ2PdKRhco8lwixSRN7cKZxqnPh\">Synthetic high-purity spherical silica designed for demanding electronic material formulations \u2014 with excellent sphericity, stable flowability, low dielectric properties, and customizable particle size distribution from 0.5 to 10 \u03bcm.<\/div>\n<div class=\"ace-line ace-line old-record-id-SAdIdwwZooXw72xMhDqceC3JnGe\"><\/div>\n<div class=\"ace-line ace-line old-record-id-DZzndXpsjosEyrxqGbBcENXInbe\">Built for formulators who need more than just a spec sheet, Wanda\u2019s high purity spherical fused silica supports high filler loading, reliable dispersion, stable electrical performance, and better processing consistency across a wide range of electronic material systems.<\/div>\n<div class=\"ace-line ace-line old-record-id-NlTudifCroZqCoxM1fycctVLnWh\"><\/div>\n<div class=\"ace-line ace-line old-record-id-ZidDdv1njolUu5x33ZXc5TArnv2\"><strong><a href=\"https:\/\/wanda-chemical.com\/ja\/contact\/\" data-lark-is-custom=\"true\">Request TDS &amp; Sample ?<\/a><\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-ZidDdv1njolUu5x33ZXc5TArnv2\"><strong><a href=\"https:\/\/wanda-chemical.com\/ja\/contact\/\" data-lark-is-custom=\"true\">Discuss Your Formulation ?<\/a><\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-M0UzdvxIfo3T80xIX24cIAGwnoc\"><\/div>\n<h2 class=\"heading-2 ace-line old-record-id-Mkz7dMH6Tond7Yx6CwlckSrsn5c\">Short Trust Signals<\/h2>\n<ul class=\"list-bullet1\">\n<li class=\"ace-line ace-line old-record-id-ALepdMes4orSeJxTjk9cqu2SnDc\" data-list=\"bullet\">\n<div>Synthetic route<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-QP5qdvlaBoHOFBxcK5Wcx6F7nmb\" data-list=\"bullet\">\n<div>High purity<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-ATBodqNfKoWr58xUJ4acsnD4nxb\" data-list=\"bullet\">\n<div>0.5\u201310 \u03bcm customizable<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-TTsndEEUFoPw8PxJZAdcL7J2nCe\" data-list=\"bullet\">\n<div>Good dispersibility and flowability<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-P7g7dH6cAou95axbHWqcvWFmnDh\" data-list=\"bullet\">\n<div>Suitable for EMC \/ encapsulation \/ PCB applications<\/div>\n<\/li>\n<\/ul>\n<div class=\"image-uploaded gallery old-record-id-ASundqjlxokXcCxHu7fcj9gcnFc\" data-type=\"image\" data-ace-gallery-json=\"{&quot;items&quot;:[{&quot;uuid&quot;:&quot;9aaffc5b-01da-488b-8e55-4e1be127d7e1&quot;,&quot;height&quot;:501,&quot;width&quot;:692,&quot;currHeight&quot;:501,&quot;currWidth&quot;:692,&quot;natrualHeight&quot;:501,&quot;natrualWidth&quot;:692,&quot;pluginName&quot;:&quot;imageUpload&quot;,&quot;scale&quot;:1,&quot;src&quot;:&quot;https%3A%2F%2Finternal-api-drive-stream.feishu.cn%2Fspace%2Fapi%2Fbox%2Fstream%2Fdownload%2Fpreview%2FNmnLbCCaYoUVEKx4JZJcVmkIndd%2F%3Fpreview_type%3D16&quot;,&quot;file_token&quot;:&quot;NmnLbCCaYoUVEKx4JZJcVmkIndd&quot;,&quot;image_type&quot;:&quot;image\/jpeg&quot;,&quot;size&quot;:40772,&quot;comments&quot;:[]}]}\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-2376 size-large\" src=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/copper-clad-laminates-1024x593.png\" alt=\"\" width=\"800\" height=\"463\" srcset=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/copper-clad-laminates-1024x593.png 1024w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/copper-clad-laminates-300x174.png 300w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/copper-clad-laminates-768x445.png 768w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/copper-clad-laminates-1536x890.png 1536w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/copper-clad-laminates-18x10.png 18w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/copper-clad-laminates-600x348.png 600w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/copper-clad-laminates.png 1588w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/div>\n<div class=\"ace-line ace-line old-record-id-Op0gd0NvDoTDoWxwmSkcGxCsn6d\"><\/div>\n<h2 class=\"heading-2 ace-line old-record-id-QMjwdp8kPoMoVNxei76c8l9Andf\"><strong>Why Chose Wanda Chemical ?<\/strong><\/h2>\n<div class=\"ace-line ace-line old-record-id-UKEidMdzmoIhLhxvrIScB7pmnUc\">Wanda is the leader of microsphere manufacturers in China, with long-standing expertise in spherical particle engineering, material processing, and application support.<\/div>\n<div class=\"ace-line ace-line old-record-id-H1gxd0WjuoCFmMxnQj1cBMj3nxf\">Our high purity spherical fused silica is a newly developed product line, but it is not built from zero. It is built on Wanda\u2019s deep manufacturing experience in spherical materials, particle morphology control, and industrial-scale production.<\/div>\n<div class=\"ace-line ace-line old-record-id-MdTpdBR0VoO30zxJv9ucounhnSg\">More importantly, this product has already gained recognition from major domestic PCB packaging companies and EMC \/ electronic encapsulation material manufacturers, giving overseas customers a stronger basis for evaluation and qualification.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-AdkfdsFUeoSODTxTgiFcIGwhnjM\"><\/h3>\n<h3 class=\"heading-3 ace-line old-record-id-EIAqdqX1Ioolkbxbcueca7M5nhY\">Key Points<\/h3>\n<div class=\"ace-line ace-line old-record-id-OBROdSQZFogdJixU1nPcOWtUnBb\"><strong>1.) China-leading microsphere expertise<\/strong> A strong manufacturing background in spherical materials and particle engineering.<\/div>\n<div class=\"ace-line ace-line old-record-id-Ns7wdWMB2o3uzTxezEscVvN3nbT\"><strong>2.) New product line, but not new to spherical materials<\/strong> Developed on an established technical and production foundation.<\/div>\n<div class=\"ace-line ace-line old-record-id-GBKadaKEjogPsXxwTgrcKnmXnMb\"><strong>3.) Recognized by major domestic electronic <\/strong><strong>material<\/strong><strong> customers<\/strong> Already validated in demanding local application environments.<\/div>\n<div class=\"ace-line ace-line old-record-id-SiNFdCQ1IoqQAaxo1o7cDFcln6d\"><strong>4.) Faster support for project evaluation<\/strong> Flexible sample supply, PSD discussion, and responsive technical communication.<\/div>\n<h2 class=\"heading-2 ace-line old-record-id-NMJYdd60coGXrbx3uMXcKRlNnxe\"><\/h2>\n<h2 class=\"heading-2 ace-line old-record-id-Y44GdtJL3oNEU5xswWlcI1uHnhg\">What Makes This Product Different<\/h2>\n<div class=\"ace-line ace-line old-record-id-Dxo8dZ1ZLo8kx2xbWTOcDkyLn4d\"><strong>Designed for High-Performance Electronic Material Systems<\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-INubdWx9UoKqLox3a8uc7enBnHh\">Not all spherical silica is the same. For overseas buyers comparing suppliers, the <strong>real question<\/strong> is not simply purity \u2014 <strong>it is whether the material can support stable formulation behavior, high filler loading, electrical reliability, and repeatable production performance.<\/strong><\/div>\n<h3 class=\"heading-3 ace-line old-record-id-McHadT1jYoQjUfxhYKYc5i5OnLc\"><\/h3>\n<h3 class=\"heading-3 ace-line old-record-id-RjRLd819jonfomx0lwQc5NfrnSe\">Value Blocks<\/h3>\n<div class=\"ace-line ace-line old-record-id-Am4ldIClaoMQEixcGOCcfLoQnMe\"><strong>1.) High Purity<\/strong> Suitable for demanding electronic applications where material cleanliness and stable performance matter.<\/div>\n<div class=\"ace-line ace-line old-record-id-KaKidHiUEotFFIx4QwAcNpzQnGh\"><strong>2.) Excellent Sphericity<\/strong> Helps improve flowability and filler packing, especially in systems requiring higher loading.<\/div>\n<div class=\"ace-line ace-line old-record-id-VqyvdRhPWo23h9xRcBXcIrz1nzY\"><strong>3.) Uniform Particle Size<\/strong> Supports more consistent formulation behavior and better batch-to-batch repeatability.<\/div>\n<div class=\"ace-line ace-line old-record-id-VqnRd4QtmoVFSwxUxLoc1917n0d\"><strong>4.) Good Dispersibility and Flowability<\/strong> Allows more uniform distribution within resin systems and helps improve processing efficiency.<\/div>\n<div class=\"ace-line ace-line old-record-id-KXs6dXmuRoSNr8xwNfUcEMsUnTh\"><strong>5.) Low Dielectric Constant and Low Dielectric Loss<\/strong> A strong fit for applications where electrical performance is important.<\/div>\n<div class=\"ace-line ace-line old-record-id-Qq4Md4aitomv6Kxm7H9caIfBn0e\"><strong>6.) Excellent Insulation Performance<\/strong> Supports encapsulation, insulation, and related electronic material requirements.<\/div>\n<div class=\"ace-line ace-line old-record-id-ZEqkdCM9SoDNqdxew3GcTbe4nyE\"><strong>7.) Small Linear Expansion Coefficient<\/strong> Contributes to dimensional stability and system reliability.<\/div>\n<div class=\"ace-line ace-line old-record-id-SbjydQGf8os4joxGyiNc23wDn1e\"><strong>8.) Customizable <\/strong><strong>Particle Size Distribution<\/strong> Available in customizable particle sizes from <strong>0.5 to 10 \u03bcm<\/strong> to support different formulation needs.<\/div>\n<\/div>\n<div class=\"image-uploaded gallery old-record-id-SKUOdk32FoqqNGxYnGzctI14nLf\" data-type=\"image\" data-ace-gallery-json=\"{&quot;items&quot;:[{&quot;uuid&quot;:&quot;126febd0-a323-404f-b243-25033921abf2&quot;,&quot;height&quot;:1024,&quot;width&quot;:1536,&quot;currHeight&quot;:1024,&quot;currWidth&quot;:1536,&quot;natrualHeight&quot;:1024,&quot;natrualWidth&quot;:1536,&quot;pluginName&quot;:&quot;imageUpload&quot;,&quot;scale&quot;:1,&quot;src&quot;:&quot;https%3A%2F%2Finternal-api-drive-stream.feishu.cn%2Fspace%2Fapi%2Fbox%2Fstream%2Fdownload%2Fpreview%2FZdOobF3ccoe9trxjlhRczAYPnIg%2F%3Fpreview_type%3D16&quot;,&quot;file_token&quot;:&quot;ZdOobF3ccoe9trxjlhRczAYPnIg&quot;,&quot;image_type&quot;:&quot;image\/png&quot;,&quot;size&quot;:197124,&quot;comments&quot;:[]}]}\"><img 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=\"NN1cdlc3Eo6RKJxk46Ncl1jOnce\" data-lark-html-role=\"root\" data-docx-has-block-data=\"true\">\n<h2 class=\"heading-2 ace-line old-record-id-SeAHdzloloSYBdxCCPWckZCsnbc\"><strong>Why Synthetic High Purity Spherical Fused Silica?<\/strong><\/h2>\n<div class=\"ace-line ace-line old-record-id-ZE0sdBV1qo9uhhx8PR8crT7wnxe\">For many advanced electronic material systems, morphology consistency and controllable purity are just as important as the nominal chemical composition.<\/div>\n<div class=\"ace-line ace-line old-record-id-Tr4pd42lAoOZl7xspgscWj6enrG\">Wanda\u2019s high purity spherical fused silica is produced via a synthetic method, helping deliver:<\/div>\n<ul class=\"list-bullet1\">\n<li class=\"ace-line ace-line old-record-id-IusKdDBL1oR58BxNWnHcj2ionme\" data-list=\"bullet\">\n<div>Better particle regularity<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-EteSdUddtoHIZVxiVAJcQACAnlb\" data-list=\"bullet\">\n<div>More controllable purity profile<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-I95udnzkLoq6IUxqpvecC6RKnVe\" data-list=\"bullet\">\n<div>More stable particle size distribution<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-VIJ2dCDvJoXM2GxOlOecKsEznQd\" data-list=\"bullet\">\n<div>Stronger suitability for high-end electronic formulations<\/div>\n<\/li>\n<\/ul>\n<div class=\"ace-line ace-line old-record-id-VFYCdQPEQoxJ8Ex8hMVcvvICnIe\">For formulators working on EMC, encapsulation, and PCB-related systems, this means a better chance of balancing performance, processability, and consistency.<\/div>\n<div class=\"ace-line ace-line old-record-id-MzKBdNnfVone75xRt7dcB59DnVg\"><\/div>\n<div class=\"ace-line ace-line old-record-id-J236dVVCioNvMXxdObWcCNkjnEh\"><strong>\u4e3b\u306a\u7528\u9014<\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-Slc4dD2RQouEr8xYPX6cuxisnkC\">Wanda\u2019s high purity spherical fused silica is suitable for a wide range of applications, but for overseas market development, we focus especially on electronic material systems where purity, shape, flowability, and dielectric performance matter most.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-K3Mld5rD0o2HgSxrc6Dc9bxTn9d\"><\/h3>\n<h3 class=\"heading-3 ace-line old-record-id-DhTndbFBGoNEU4xMfvGcANWsnb7\">Application Blocks<\/h3>\n<div class=\"ace-line ace-line old-record-id-NbSEdr7Q1ofFEsxRe1EcUvEknom\"><strong>1.) EMC (Epoxy Molding Compounds)<\/strong> Supports high filler loading, stable dispersion, and reliable processability for molding compound systems.<\/div>\n<div class=\"ace-line ace-line old-record-id-GsHKdid56odhI7xQ1FmcQcPhnjc\"><strong>2.) Electronic Encapsulation Materials<\/strong> Suitable for insulation-focused formulations requiring consistent particle morphology and good flow behavior.<\/div>\n<div class=\"ace-line ace-line old-record-id-N8g3dMzhEoSJ8kx1lqWcfUO6nTf\"><strong>3.) Copper-Clad Laminates \/ <\/strong><strong>PCB<\/strong><strong> \u6750\u6599<\/strong> A good fit for formulations targeting dielectric performance, dimensional stability, and improved process consistency.<\/div>\n<div class=\"ace-line ace-line old-record-id-NlFJdKaNyointYxLfPTcohhDnEd\"><strong>4.) Potting and Insulating Compounds<\/strong> Helps improve insulation, formulation handling, and overall system stability.<\/div>\n<h3 class=\"heading-3 ace-line old-record-id-SHqDdCWtqoqacYx2IAbcljftnUg\">5.) Secondary Application Note<\/h3>\n<div class=\"ace-line ace-line old-record-id-B6yLdEczaoGlKExBCczcTPBgnQd\">The material may also be used in broader industrial applications such as coatings, inks, ceramics, resins, rubber, silicone, plastics, and other systems where spherical morphology and material performance can add value.<\/div>\n<div class=\"ace-line ace-line old-record-id-TTqtdKV99oE61ex1vkZc8axEnPD\"><\/div>\n<div class=\"ace-line ace-line old-record-id-XX4sdI5z8oAueFxzCzBcRROFnAd\"><strong>Technical Highlights<\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-MSX2d5TRroGkDbxr2JPcwhuknDg\">Our goal is not just to supply spherical silica, but to help customers identify the right grade for their formulation and qualification process.<\/div>\n<div class=\"image-uploaded gallery old-record-id-YKdMdA8FhoiTHZxWti2cqFuVnvf\" data-type=\"image\" data-ace-gallery-json=\"{&quot;items&quot;:[{&quot;uuid&quot;:&quot;2c94d7e7-f576-49cb-8776-96ddf828d3f3&quot;,&quot;height&quot;:742,&quot;width&quot;:1684,&quot;currHeight&quot;:742,&quot;currWidth&quot;:1684,&quot;natrualHeight&quot;:742,&quot;natrualWidth&quot;:1684,&quot;pluginName&quot;:&quot;imageUpload&quot;,&quot;scale&quot;:1,&quot;src&quot;:&quot;https%3A%2F%2Finternal-api-drive-stream.feishu.cn%2Fspace%2Fapi%2Fbox%2Fstream%2Fdownload%2Fpreview%2FLeoBb2wjiovgimx5Ul6cG3dunkh%2F%3Fpreview_type%3D16&quot;,&quot;file_token&quot;:&quot;LeoBb2wjiovgimx5Ul6cG3dunkh&quot;,&quot;image_type&quot;:&quot;image\/png&quot;,&quot;size&quot;:34666,&quot;comments&quot;:[]}]}\"><img decoding=\"async\" class=\"alignnone wp-image-2370 size-full\" src=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/data-sheet-.png\" alt=\"\" width=\"1684\" height=\"742\" srcset=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/data-sheet-.png 1684w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/data-sheet--300x132.png 300w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/data-sheet--1024x451.png 1024w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/data-sheet--768x338.png 768w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/data-sheet--1536x677.png 1536w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/data-sheet--18x8.png 18w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/data-sheet--600x264.png 600w\" sizes=\"(max-width: 1684px) 100vw, 1684px\" \/><\/div>\n<div class=\"ace-line ace-line old-record-id-XaBEdSDO0olVsBxDxOTcCLOlnmb\"><\/div>\n<div class=\"ace-line ace-line old-record-id-VbEtdDcJVo7QLUxa4fucHllQnAb\"><strong>Chemical Composition: <\/strong><\/div>\n<div class=\"image-uploaded gallery old-record-id-NIiid6BrroF9UgxmNhKc87zqncd\" data-type=\"image\" data-ace-gallery-json=\"{&quot;items&quot;:[{&quot;uuid&quot;:&quot;ce891228-8895-410b-be0c-1d39285508a0&quot;,&quot;height&quot;:214,&quot;width&quot;:1698,&quot;currHeight&quot;:214,&quot;currWidth&quot;:1698,&quot;natrualHeight&quot;:214,&quot;natrualWidth&quot;:1698,&quot;pluginName&quot;:&quot;imageUpload&quot;,&quot;scale&quot;:1,&quot;src&quot;:&quot;https%3A%2F%2Finternal-api-drive-stream.feishu.cn%2Fspace%2Fapi%2Fbox%2Fstream%2Fdownload%2Fpreview%2FAif6bOvUMoatM9xUaEmcvuTtnLh%2F%3Fpreview_type%3D16&quot;,&quot;file_token&quot;:&quot;Aif6bOvUMoatM9xUaEmcvuTtnLh&quot;,&quot;image_type&quot;:&quot;image\/png&quot;,&quot;size&quot;:59028,&quot;comments&quot;:[]}]}\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2371 size-full\" src=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/data-sheet-2-.png\" alt=\"\" width=\"1698\" height=\"214\" srcset=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/data-sheet-2-.png 1698w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/data-sheet-2--300x38.png 300w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/data-sheet-2--1024x129.png 1024w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/data-sheet-2--768x97.png 768w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/data-sheet-2--1536x194.png 1536w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/data-sheet-2--18x2.png 18w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/data-sheet-2--600x76.png 600w\" sizes=\"(max-width: 1698px) 100vw, 1698px\" \/><\/div>\n<div class=\"ace-line ace-line old-record-id-D6xbd4QFiovRuyxJWcgcjIu2n4d\"><\/div>\n<div class=\"ace-line ace-line old-record-id-AJT7dNc3hoVjlgxcp9DcDlK8nZc\"><strong>Recommended Loading<\/strong> Flexible recommended loading range depending on the formulation target and application system<\/div>\n<div class=\"ace-line ace-line old-record-id-IttpdBZ6XozhXjxQXGDcQglsnNc\"><\/div>\n<div class=\"ace-line ace-line old-record-id-Ik7od8oZqof6GExVIWBc4kLOnkb\"><strong>Looking for a More <\/strong><strong>Responsive<\/strong><strong> Alternative or Second Source?<\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-TlaGd0KGao3N0sxvEDScO7benGf\">Many overseas buyers are not necessarily looking to replace an existing supplier immediately. More often, they are looking for one of the following:<\/div>\n<ul class=\"list-bullet1\">\n<li class=\"ace-line ace-line old-record-id-ZrV1dBez2oCuMBxcJdgcCzVbnfO\" data-list=\"bullet\">\n<div>A qualified second source<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-SuQudrkhyofTmYx46ilcquwXnyf\" data-list=\"bullet\">\n<div>A more responsive sample supplier<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-Gh83doAFCoVZPoxsAgucllbknjf\" data-list=\"bullet\">\n<div>A more flexible partner for PSD adjustment<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-Dwfjd6e6uobh7Cxq6C5ctmornfi\" data-list=\"bullet\">\n<div>A more cost-efficient alternative for selected grades<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-BxlSdsR0HoAnuBxtK1bc3SA0nfb\" data-list=\"bullet\">\n<div>A backup source to reduce supply chain risk<\/div>\n<\/li>\n<\/ul>\n<div class=\"ace-line ace-line old-record-id-FGv4dnl2WoZIn3xHAiXc5cg8nmc\">Wanda is well positioned for these needs.<\/div>\n<div class=\"ace-line ace-line old-record-id-NmZQdmiYzoQz0BxH2pvcH7z0njb\">We understand that qualification takes time. That is why we focus on fast sampling, clear technical communication, flexible support, and a practical approach to project evaluation.<\/div>\n<div class=\"ace-line ace-line old-record-id-GS8Rd7aBloD6EXxtcypcL3MtnTf\"><\/div>\n<div class=\"ace-line ace-line old-record-id-Oa85dJWvSoiHgtxKMJ6cQhIdnbb\"><\/div>\n<div class=\"ace-line ace-line old-record-id-Oa85dJWvSoiHgtxKMJ6cQhIdnbb\"><strong>T<\/strong><strong><a href=\"https:\/\/wanda-chemical.com\/ja\/contact\/\" data-lark-is-custom=\"true\">alk to Our Technical Team?<\/a><\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-Oa85dJWvSoiHgtxKMJ6cQhIdnbb\"><strong><a href=\"https:\/\/wanda-chemical.com\/ja\/contact\/\" data-lark-is-custom=\"true\"> Start a Sample Evaluation?<\/a><\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-LcGrdixsSo6g9FxXtQFcHIVSndg\"><\/div>\n<div class=\"ace-line ace-line old-record-id-PIKSdHHTDoMuRTxP72dcqgC6nlb\"><strong>Validation<\/strong><strong>, Customization &amp; Project Support<\/strong><\/div>\n<ul class=\"list-bullet1\">\n<li class=\"ace-line ace-line old-record-id-IZeUd7GHJouJlQxS3flcBnobnBe\" data-list=\"bullet\">\n<div>Recognized by major domestic PCB packaging and EMC manufacturers<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-T3c3dLQFxo6n36xtU5icubY2n9H\" data-list=\"bullet\">\n<div>Sample evaluation support available<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-Nq18ddEoooO2vdxEiRUcqixCnYl\" data-list=\"bullet\">\n<div>Particle size discussion based on formulation needs<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-U2rAdIladodKQNx8wzPcVNgnn0c\" data-list=\"bullet\">\n<div>Responsive support for technical review<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-VuTwdQKpsoIhuJx0FrmcgLbvncg\" data-list=\"bullet\">\n<div>Export-ready packaging and project follow-up<\/div>\n<\/li>\n<li class=\"ace-line ace-line old-record-id-TZAjd8kWgo2YK5xCYlycIzuJnsh\" data-list=\"bullet\">\n<div>Suitable for second-source qualification projects<\/div>\n<\/li>\n<\/ul>\n<div class=\"ace-line ace-line old-record-id-Hzncdy0koobLp5xyjRSc1rtbnaf\"><\/div>\n<div class=\"old-record-id-X7KgdmrYloyUduxeeveccw7UnCe\" data-type=\"divider\">\n<hr \/>\n<\/div>\n<h2 class=\"heading-2 ace-line old-record-id-Vo9WdE8zEoc0Vzxy9LJcBTzFn5f\">FAQ Section<\/h2>\n<div class=\"ace-line ace-line old-record-id-OUtCdDCdiom64Ox3WUccYVaXnTZ\"><strong>Q1. What is high purity spherical fused silica used for?<\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-OUtCdDCdiom64Ox3WUccYVaXnTZ\">It is commonly used in electronic material systems such as EMC, electronic encapsulation materials, copper-clad laminates, PCB-related formulations, and selected potting or insulating compounds.<\/div>\n<div><\/div>\n<div class=\"ace-line ace-line old-record-id-PsZjd1rfyoWUQFxcl3tcwHn6nIe\"><strong>Q2. What makes Wanda\u2019s product different from conventional fused silica powder?<\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-PsZjd1rfyoWUQFxcl3tcwHn6nIe\">Its synthetic production route, excellent sphericity, high purity, stable flowability, and customizable particle size range make it better suited for demanding formulation environments.<\/div>\n<div><\/div>\n<div class=\"ace-line ace-line old-record-id-HyKKdv00HocdrIxOVDscKUWvnHg\"><strong>Q3. What <\/strong><strong>particle<\/strong><strong> sizes are available?<\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-HyKKdv00HocdrIxOVDscKUWvnHg\">Customizable particle sizes from 0.5 to 10 \u03bcm are available based on application requirements.<\/div>\n<div><\/div>\n<div class=\"ace-line ace-line old-record-id-F6HLdaZjCovJcDx4qlAc2fVrnTd\"><strong>Q4. Can you support sample testing?<\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-F6HLdaZjCovJcDx4qlAc2fVrnTd\">Yes. Wanda can support product sampling and technical communication for evaluation projects.<\/div>\n<div><\/div>\n<div class=\"ace-line ace-line old-record-id-S7YZd6biuoZnxrxerruc9bX2nWf\"><strong>Q5. Is this product suitable for second-source qualification?<\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-S7YZd6biuoZnxrxerruc9bX2nWf\">Yes. It is particularly suitable for buyers looking for a more responsive or more flexible alternative supplier for evaluation.<\/div>\n<div><\/div>\n<div class=\"ace-line ace-line old-record-id-TuAwdCzTUoXrDlxCoMGcoUMEndd\"><strong>Q6. Can you support EMC and <\/strong><strong>PCB<\/strong><strong> material applications?<\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-TuAwdCzTUoXrDlxCoMGcoUMEndd\">Yes. These are among the key application directions for this product.<\/div>\n<div class=\"image-uploaded gallery old-record-id-TXPndq0mfoRqsrxmdi3cq3nMncf\" data-type=\"image\" data-ace-gallery-json=\"{&quot;items&quot;:[{&quot;uuid&quot;:&quot;33d7ae02-0bf4-4185-95b4-b5a788e1b42a&quot;,&quot;height&quot;:1058,&quot;width&quot;:2206,&quot;currHeight&quot;:1058,&quot;currWidth&quot;:2206,&quot;natrualHeight&quot;:1058,&quot;natrualWidth&quot;:2206,&quot;pluginName&quot;:&quot;imageUpload&quot;,&quot;scale&quot;:1,&quot;src&quot;:&quot;https%3A%2F%2Finternal-api-drive-stream.feishu.cn%2Fspace%2Fapi%2Fbox%2Fstream%2Fdownload%2Fpreview%2FA6LDbZAOZo2a0uxzownck6iznMe%2F%3Fpreview_type%3D16&quot;,&quot;file_token&quot;:&quot;A6LDbZAOZo2a0uxzownck6iznMe&quot;,&quot;image_type&quot;:&quot;image\/png&quot;,&quot;size&quot;:192210,&quot;comments&quot;:[]}]}\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2374 size-full\" src=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/process.png\" alt=\"\" width=\"2206\" height=\"1058\" srcset=\"https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/process.png 2206w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/process-300x144.png 300w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/process-1024x491.png 1024w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/process-768x368.png 768w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/process-1536x737.png 1536w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/process-2048x982.png 2048w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/process-18x9.png 18w, https:\/\/wanda-chemical.com\/wp-content\/uploads\/2026\/03\/process-600x288.png 600w\" sizes=\"(max-width: 2206px) 100vw, 2206px\" \/><\/div>\n<h2 class=\"heading-2 ace-line old-record-id-Da0Ud7gIHoyfgVxdgWzcejcYnzg\"><strong>Need a Reliable High Purity Spherical Fused Silica Partner?<\/strong><\/h2>\n<div class=\"ace-line ace-line old-record-id-HXJDdeUXhov3Baxz1zOckga4n4f\">Whether you are developing a new formulation, qualifying a second source, or looking for a more responsive supplier for EMC, encapsulation, or PCB material projects, Wanda is ready to support you.<\/div>\n<div class=\"ace-line ace-line old-record-id-XzjWdCFTAoJXwyxTv0ecaXIZnKh\"><\/div>\n<div class=\"ace-line ace-line old-record-id-XzjWdCFTAoJXwyxTv0ecaXIZnKh\"><strong><a href=\"https:\/\/wanda-chemical.com\/ja\/contact\/\" data-lark-is-custom=\"true\">Request Sample<\/a><\/strong><\/div>\n<div class=\"ace-line ace-line old-record-id-XzjWdCFTAoJXwyxTv0ecaXIZnKh\"><strong><a href=\"https:\/\/wanda-chemical.com\/ja\/contact\/\" data-lark-is-custom=\"true\"> Contact Wanda<\/a><\/strong> <strong><a href=\"https:\/\/wanda-chemical.com\/ja\/contact\/\" data-lark-is-custom=\"true\"> Download TDS<\/a><\/strong><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Wanda\u00a0 Chemical\u00a0 supplies synthetic high purity spherical fused silica for EMC, electronic encapsulation, and advanced PCB materials. Customizable 0.5\u201310 \u03bcm PSD, good flowability, excellent sphericity, and project support for second-source qualification.<\/p>\n<p>&nbsp;<\/p>\n<p class=\"p1\"><strong>\u3053\u306e\u4fa1\u683c\u3067<span class=\"s1\">,<\/span><\/strong>\u00a0\u3054\u9023\u7d61\u304f\u3060\u3055\u3044<span class=\"s1\">,<\/span>\u00a0\u3053\u306e\u30b7\u30ea\u30b3\u30fc\u30f3\u30ec\u30b8\u30f3\u30d1\u30a6\u30c0\u30fc\u306e\u8a73\u7d30\u306a\u898b\u7a4d\u3082\u308a\u306f\u3001\u53c2\u8003\u306e\u305f\u3081\u306b\u3042\u306a\u305f\u306b\u9001\u4fe1\u3055\u308c\u307e\u3059\u3002<\/p>\n<p class=\"p1\"><strong>\u30b5\u30f3\u30d7\u30eb<\/strong><span class=\"s1\">,<\/span>\u00a0\u7121\u6599\u63d0\u4f9b<\/p>\n<p class=\"p1\"><strong>MOQ\uff1a<\/strong> 120\u30ad\u30ed<\/p>\n<p class=\"p1\"><strong>H.S.\u30b3\u30fc\u30c9<\/strong> 2811220000<\/p>\n<p class=\"p1\"><strong>\u8cbf\u6613\u7528\u8a9e\uff1a<\/strong>\u00a0EXW\/FOB\/CFR\/CIF\u304c\u3054\u5229\u7528\u3044\u305f\u3060\u3051\u307e\u3059\u3002<\/p>","protected":false},"featured_media":2377,"comment_status":"open","ping_status":"closed","template":"","meta":[],"class_list":["post-2369","product","type-product","status-publish","has-post-thumbnail","hentry","product_cat-spherical-silica"],"_links":{"self":[{"href":"https:\/\/wanda-chemical.com\/ja\/wp-json\/wp\/v2\/product\/2369","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wanda-chemical.com\/ja\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/wanda-chemical.com\/ja\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/wanda-chemical.com\/ja\/wp-json\/wp\/v2\/comments?post=2369"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wanda-chemical.com\/ja\/wp-json\/wp\/v2\/media\/2377"}],"wp:attachment":[{"href":"https:\/\/wanda-chemical.com\/ja\/wp-json\/wp\/v2\/media?parent=2369"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}