... and non-harm to body. Main applications are: 1.construction industry: heat maintaining, absorb sound, eliminate sound, roof material, ... reinforcing steel bar, footplate, war material; 2. manufacture industry: heat insulating material of shipbuilding, air plane, car and ... thread, model of thansformer, print plate; 4. chemical industry: container of resisting chemical corrosion, tank, duct; 6.mechanical ...