... blade and hardening treatment;equipment with longer life-Weier PP,PE,PP-R Series Plastic Pelletizing Line Mainly aimed at the feature ... and great viscosity, such as PP, PS, ABS,PC, the specially designed screw is applicable for granulating, dyeing, reproduction of various ... evenunique designed blade and hardening treatmentequioment with longer life PP/PE/PP-R Plastic Pelletizing Line---Plastic Machine