... and chemical capabilities, sound & heat insulation, abrasion proof, acid-resistant, non-toxic and odorless, etc. 3.Specification: Physical ... widely used as carrier in van adic sulfate catalyst, phosphoric acid catalyst, pesticide and fertilizer.3).Diatomite is widely ... , handling soft ,porous Si ,sound insulation,heat-resisting,acid-resisting,stable chemical property etc. Especially suitable for FKM, ...