... can save labor force, workshop rooms, and improve the quality of products And economic results.It is applied to blowing ... like low density polyethylene (LDPE), high density polyethylene (HDPE) and linear low density (LLDPE), etc..It is widely applied to ... , clothing, rubbish bags, vest ones, etc.. In the civil and industries sectors.ItemTypeSuitable MaterialScrew Diameter (mm)Screw L/D RatioPrime ...