Use:Conveying materials in coal,mine,harbour,matallurgy,power station,chemical etc.field. Advantage:Strong ... load and high-speed convying materials.Use:Conveying materials in coal,mine,harbour,matallurgy,power station,chemical etc.field.Type:(1 ... °C,shore abrasion≤150 mm3Acid ,alkali,oil resitstantHG4-846Cold-resistantFragility temperature-20°C~-50°COzone-resistantOzone density 50*10-6m3/m3 ...