Expanded vermiculite       

Golden:

40-80mesh ,20-40mesh,10-40mesh,1-3mm,2-4mm,3-8 mm,4-8mm

Silver:

40-80mesh ,20-40mesh,10-40mesh,1-3mm,2-4mm,3-8

mm,4-8mm

Raw vermiculite:

Golden:

0.3-1mm,1-2mm,1.5-2.5mm,1-3mm,2-4mm,3-8mm,4-8mm

Silver:

0.3-1mm,1-2mm,2-4mm,4-8mm