... belts,stell wire braided tuber hoses and other rubber products with metal renforments.pecifications:See table below ( only for reference) : ... ,)Ash 550,%Heat lossat105,%Density,g/cm3Infrared spectrum(compared with the standard spectrum)8-973-79≤13.4≤2. ... Net weight 20kg, sealed with double-layer plastic bag inside and packed with carton outside (or packed with bags offered by clients). ...