https://www.alpapowder.com/wp-content/uploads/2021/05/2Anhui-1-ton-particle-size-D5057-67μm-silicon-micropowder.mp4 Jixi County, a company produces 800kg particle size D50:3.5μm high purity quartz ball milling classification production lineSaudi Arabia customers when the production of 11 tons of particle size D97:100μm quartz ball milling classification production line