China Screw Barrel for Pelletizer Machine

Screw extruder screw and barrel for plastic extrusion machinery
Key words: Plastic extruder screw and barrel, plastic extrusion machinery screw, screw barrel, screw cylinder, plastic extruder screw barrel, plastic screw barrel, screw barrel for plastic extruder, screw and barrel for plastic extrusion machine, screw barrel for plastic extrusion machinery, single screw barrel
Size: Screw diameter: Φ 20-Φ 500mm
Maximum screw length: 10000mm
Barrel inner bore diameter: Φ 500mm
Material: 38CrMoAlA
40CrMo
42CrMo
High quality alloy steel
Technology: Nitriding treatment,
Alloy coating spraying,
Heating treatment,
Screw fully hardening,
Depth of nitrition layer: 0.5-0.8mm
Nitriding treatment, surface hardness: HV≥ 900-1000
Fragility of nitrition: Less than grade 1
Surface roughness: Ra 0.4um
Streightness of screw: 0.015mm
Surface of hardness of nitrated Cr coating layer: ≥ 950HV
Hardness of Cr coating layer: HRC55-62
Thickness of alloy plating: 0.03-0.08mm
Depth of alloy layer: 2mm
Used for granulation, PP, PE, PA, PC, ABS, AS etc
We can manufacture various kinds of screw barrels according to the customer's requirement
Our packaging?
1. Wooden case standard
2. Plastic film package
3. According to customer requirment
Office:
1 Our Strength: We have an experience of more than 20 years of manufacturing and designing Plastic machines, varied Screws and Barrels and spares. We concentrate on improving quality, updating design, enhancing service and after service.
2 Location advantage: Located in –Ruian Town in Wenzhou City, near to Ningbo Port and Shanghai Port.
3 Market areas: Global sales network reaching South America, Eastern Europe, Southeast Asia, Africa, Oceania and the Middle East etc. Welcome to visit our company.
If there is any problem, you can contact with us at any time, we will reply you as soon as possible! Welcome to visit us at any time!
We promise: We assure the customer benefits, We provide competitive price, We Emphasis On Cooperation.
Our advantage ;

1.We have long history and experience .2.We have most advanced equipment .3.We have nitriding treatment for 7 days and nights 4.We can offer you best quality and price .