... corrosion resistance, self-lubrication, resistance to bond, easy for construction, and many other advantages, solve the PCCP ... series problem.Ultra high molecular weight polyethylene (uhmw-pe) is higher than 1.5 million molecular ... 2, impact strength is the head of the listed plastic, for PC 2 times, ABC 5 times, ... 4, impact can absorb in the value of all plastic for high, quieter effect;5, the chemical ...