QDGF-G15

high-purity silica powder features SiO₂ content up to 99.996% with ultra-low impurities. Its D50 particle size is 15.3μm. It delivers low dielectric loss, low linear expansion coefficient and excellent insulation performance. With high purity, moderate particle size, good flowability and high filling efficiency, it serves as premium filler for high-end electronic packaging, 5G composite materials and specialty ceramics.