Thermoplastic and thermosetting resins and rubber used under 200.epoxy resin, ... mass is 78,density is 2.42g/cm3,and hadness is 3.0,it is not soluble in water ... ,ethnol and other organic solvents,however,it is soluble in inorganic acid and ... distribution,excellent whiteness,proper hardness,good compatibility and stability. aluminium hydroxide powder for pvc and rubber