... light weight * non-toxic * odorless * non-abrasive ect. 2. Vermiculite Size Expanded vermiculite Golden:40-80mesh ,20-40mesh,10 ... -40mesh,1-3mm,2-4mm,3-8 mm,4-8mmSilver:40-80mesh , ... :0.3-1mm,1-2mm,1.5-2.5mm,1-3mm,2-4mm,3-8mm,4-8mmSilver:0.3- ... 4. Vermiculite Application: In Construction 1. Fireproof Board 2. Loosefill Insulation 3. Construction Coatings 4. Lightweight Concretes 5 ...