Feature: non-toxic, tasteless, acidproof, alkaliproof, perfect heat and sound insulation properties. ElementsSiO2Al2O3K2ONa2OCaOMgOContent 69 - 72% 12 - 18%3 - 4.5% 3 - ... wine, oil, medicine, food and sewage etc.4) filler and expanded agent of rubber, paint, coating, plastic etc.5) adsorption of ... specifications and functions of sections which are produced with adhesives Expanded Perlite products