Purity:99% Apparence:White powder or Grain 1. recycled hdpe pellet Characteristic This HDPE granulate is the extrusion, pipe grade with good weather resistance,good dispersion of black carbon also excellent resistance to rapid crack propagation resistance and slow crack growth performance.It is widely used in the production the water pipe,gas pipe,sewage pipe, liner pipe, sea discharging tube,chemical pipe and so on.