1.Size:5-325mesh1-3,2-4,3-5mm 2.Raw perlite 3.Color:green or grey 4.MOQ:20TONS 5. ... H.S code:2530102000 Product name:raw perlite H.S code:2530102000Our perlite product;raw perlite , Perlite deslagging agent, expanded perlite ... -resistant,alkali-resistant,Fireproofing,sound proofing ,light weight ,etc 2.Raw perlite Specification:12-16mesh,14-20mesh,16-32mesh,20-40mesh30 ...