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Diameter: from 15 mm - 500 mm
Maximum length: ≤10000mm
Mainly used in film blowing, pipe, profile, sheet, granulation, cable and other single screw extruder products.
Extruder screw barrel can be mainly subdivided into:
1. Screw barrel of film blowing machine;
2, blow molding machine screw barrel;
3. Pipe screw barrel;
4. Granulating screw barrel;
5, PP/PE packing with screw barrel;
6, sheet, profile screw barrel;
7, wire and cable screw barrel
screw:
1. Normal nitrided (38CrMoAla/SACM645)
2. Double alloy thread spray-welding bimetallic
3 full coverage of tungsten steel screw wlfram steel screw
4. Full hard series hard scries type
Cylinder barrel
1. Normal nitrided (38CrMoAla/SACM645)
2. Internal hole centrifugal casting alloy bimetallic barrel(ABC class 3 and
3. hard series barrel
Technical indicators
Surface hardness: HV≥290
Nitriding hardness: HV850-1000
Nitriding depth: 0.45-0.7mm
Nitride brittleness: ≤ first grade
Screw straightness :0.015mm
After nitriding surface chromium plating hardness: ≥900HV
Chromium plating thickness: 0.05-0.1mm
Double alloy hardness: 60-70 HRC
Depth of alloy: 0.8-2.0mm
Professional screw barrel manufacturers
Service Hotline：
+86-0580-8052262
Domestic mail：888@zszhongsu.com
International mail：screw@zszhongsu.com
Address：C-No.7?XIHOU?INDUSTRIAL?AGGLOMERATION,JINTANG?TOWN,DINGHAI?DISTRICT, ZHOUSHAN?CITY,ZHEJIANG?PROVINCE,CHINA
0580-8052262
0580-8052262
