... -4mm,4-8mm ,20-40mesh,10-40mesh Use: construction,industry,agricul Silver Exfoliated Vermiculite 2MM-4MMSize: 0.3-1mm,1-2mm,2 ... -4mm,4-8mm ,20-40mesh,10-40mesh Use: construction,industry,agricultureexfoliated vermiculiteVermiculite1.Vermiculite Features after expansion: *Fireproof * heat insulating *sound and ...