size:12-16mesh,14-20mesh,16-32mesh,20-40mesh MOQ:5 ton/tons Trade terms:FOB CFR CIF Payment term:T/T L/C size:12-16mesh,14-20mesh,16-32mesh,20-40mesh MOQ:5 ton/tons Trade terms:FOB CFR CIF Payment term:T/T L/C1.Specification:Perlite sand(unexpanded perlite):12-16mesh,14-20mesh,16-32mesh,20-40mesh30-50mesh,50-150mesh,200-325mesh2.Physical and Chemical Properties Physical PropertiesChemical ...