Feb 26, 2012
good quality,best price,prompt delivery
PerliteType: expanded or non-expandedSize: 0.1-1mm,1-2mm,1-3mm,2-4mm,3-5mm,1-6mm,16-20mesh,14-20mesh,16-32mesh,20-40mesh,30-50mesh,50-150mesh,200-325mesh Expanded perlite, an kind of internal honeycomb-like structure white granular...