Screw barrel for single screw extruder Dia, range: φ15 – 500 mm Length range: Max. 12000 mm L/D ratio: 12 - 45 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 34CrAlNi7 (DIN 1.8550) Ø Special materials (Customer requirement) n Screw Surface Treatment Ø Nitrided Ø Hard-chrome electroplated Ø High-frequency quenching Ø Spray coat…