3n High Pure Quartz Powder 99.8~99.9% Silicon Dioxide Ultrafine Silica Flour Low Iron for Adhesive Sealant

3n High Pure Quartz Powder 99.8~99.9% Silicon Dioxide Ultrafine Silica Flour Low Iron for Adhesive Sealant. 99.9% high purity, electronic grade amorphous nano silica powder transparent colloid. Nano size particle, large specific surface area with excellent activity. Low impurity formula, stable batch to batch consistency. Good dispersibility, effectively avoid particle agglomeration. Versatile for electronics, coatings, rubber and composite material applications.