The butyl inner tube reclaimed rubber is made by tire crown of trucks. ... used in tyre, rubber overshoes,rubber hose, cable,floor and etc.FeaturesThe Butyl inner tube Reclaimed Rubber is made by tire crown ... and earned good reputation among customers. product nameElongationTens. Stren.ApplicationsFeaturesButyl inner tube500%7-8MPawidely used in the waterproofing rolls, seals etc ...