Parallel Twin Screw Barrel 

Screw barrel for parallel twin screw extruder Dia, range: φ45/2 – 150/2 mm, special specifications could be customized by the customers Installation: Coupling and flange Different type of steel material for fitting the hardness and production demands with DIN 1.8550 Heating treatments with Nitriding, spraying coating bimetallic alloy Any harndess, any abrasive, any long life guaranteed  We can copy the original design from the customer's used screw barrel and also design new profile for the special requirements.  Resina prima PP,PE,PVC,PLA,etc.   n Material Ø 38CrMoAlA (JIS SACM645) Ø 42CrMo (AISI 4140) Ø 9Cr18MoV Ø 34CrAlNi7 (DIN 1.8550) Ø Special materials (Customer requirement)   n Screw Surface Treatment Ø Nitrided Ø Hard-chrome electroplated Ø Spray coating bimetallic alloy  …