silica flour / superfine silica powder

US $350 / MT

Min. Order: 5 MT

Optical Glass ball lens,half ball lens (BK7,Fused silica)

US $3 / pc

Min. Order: 100 pc

China factory wholesale fused silica jewelry casting crucibles

US $3.26 / pc

Min. Order: 1000 pc

fused quartz glass rods of OD 2mm-70mm

US $0.1 / pc

Min. Order: 1 pc

Fused Silica Grain

quartz sand