https://www.alpapowder.com/wp-content/uploads/2021/05/3Saudi-Arabia-11-tons-particle-size-D97100μm-quartz.mp4 A quartz material company in Anhui produces 1 ton particle size D50:57-67μm silicon micropowder ball milling and grading production lineAnhui mining company produces 380kg particle size D100:11.5μm quartz ball milling classification + modified production line