Aluminum hydroxide is a type of filling flame retardant with the chemical formuta Al(OH) 3.It is applicable to flame retardant field of rubber and plastic products,such as Mining conveyor belt,Mining air duct coated doth,Hose,Siab,Car- pet,Rubber liner,PVC cable material,Wire and cable sheath,Leather,Fireproof board,Unsaturated resin,Building materi- ais Damping paste,Damping plate.etc.This product can take some features like flame retardant,smoke suppressant,an-tistatic,and has advantages of low cost and high performance.It is an inorganic compound,non-toxic and will not pro- duce secondary pollution.