... vermiculite 2.Size:0.3-1,1-2,2-4,1.5-2.5mm 3.Expansion ratios:5.5- ... 5-2.5mm,1-2mm,2-4mm,3-8mm,4-8mm,16-40mesh,20-40mesh 40-80mesh 60-100mesh, 200mesh, ... ,0.3-1mm,1-2mm,2-4mm,3-8mm,4-8mm,20-40mesh,40-60mesh Special size is supplied ... as per customer's demands 4.Raw Vermiculite specifications ItemSpecificationsItemSpecificationPorosity:1100Kg/m3-1200Kg/m3Density220-270kgs ...