... 1mm 20-40mesh,10-40mesh, ,0.3-1mm1.5-2.5mm,1-2mm,2-4mm,3-8mm,4-8mm, Raw silver vermiculite0. ... 25-0.7mm,0.3-1mm,1-2mm,2-4mm,3-8mm,4-8mm,20-40mesh,40-60meshExpandedgolden ... vermiculite0.3-0.65mm,0.65-1mm,1-2mm 2-4mm,1-3mm,0.3-1mm,3-6mm,4-8mmExpandedsilver ... vermiculite 0.3-1mm ,1-2mm,2-4mm,1-3mm,3-5mm,3-6mm,4- ...