Pu tire (Pu filled tire, polyurethane tyre) free of air inflation, abrasion proof anti- ... Pu tire (Pu filled tire, polyurethane tyre)1) It is a band tyre, which is free of air inflation, ... abrasion proof, anti-corrosion, harmless even in nail prick and therefore long in service ... cost is lower than that of pneumatic tyre. Pu tire (Pu filled tire, polyurethane ...