The extruder open screw barrel are used in the feeding section, the natural exhausting section and the vacuum exhausting sections. Depending on the materials produced, the placement of the open barrel is different. The opening shapes can be square, rectangular, and round above the natural exhausting port and the vacuum exhausting port, and there must be a suitable "material stopper" arranged in the opening to reduce the return of material.

Extruder Open Screw Barrel

Technical Data of Extruder Open Screw Barrel

Brand：LESUN

Model：φ20 mm ~φ300 mm

Material：38CrMoALA / W6Mo5Cr4V2 / HIP

Properties: Wear-resisting, Corrode-resisting, Durable

Application: Extruder

Material & Properites for Extruder Open Screw Barrel

1.Bi-metal liner +45# steel cylinder: high wearability, extruder screw repair easily and cost-effective

2.N00 nitriding steel: good anti-corrosion performance

3.H6 or D11 : higher wearablity and corrosion resistance, easy to repair.

Nanjing Lesun Screw Co.,Ltd is a professional twin screw barrel manufacturer, we provide compound screw, extruder screw, double screw, twin screw extruder parts, extruder spare parts and etc. Want to know more? Please contact us.