1 | | | quartz stone Specification: sand and powder Detail: Main compositions: SiO2 99.9%, Fe 15ppm, Na 15ppm, K 15ppm. Granularity range: 3-100mm, 5-50mm, 8-5mm, 5-3mm, 3-1mm 1-0.5mm 1-0.2mm, 0.5-0.2mm, 05-0.1mm, 0.2-0.1mm, 0.5-1mm; -4+10mesh, -10+20mesh, -20+50mesh, -30+50mesh, ... |