... The size from 0.5mm to 350mesh Refined quartz sand The generally size is 1-2mm,2-4mm, ... ,20-40mesh,40-80mesh,100- 120mesh ,200mesh ,325mesh . Quartz Sand is very important mineral material .which widely used at industrial ... building ,etc . Silica Grain could divide regular quartz grain,refined quartz sand,purity quartz sand ,Fused quartz sand and SIlica powder. Refined Quartz Sand Particle 20-40 mesh