38crmoala Screw and Barrel for Plastic Extruder
Model NO.: SL-38 CrMoAlA
Engagement System: Full Intermeshing
Screw Channel Structure: Deep Screw
Exhaust: Exhaust
Automation: Automatic
Computerized: Computerized
Place of Origin: Zhejiang China
Export Markets: Global
Roughness of The Surface: Ra 0.4um
Warranty: 1 Year
Trademark: SL
Transport Package: Standard Package
Specification: CE, SGS, TUV, BV
Origin: Wenzhoui
HS Code: 8477900000
Model NO.: SL-38 CrMoAlA
Engagement System: Full Intermeshing
Screw Channel Structure: Deep Screw
Exhaust: Exhaust
Automation: Automatic
Computerized: Computerized
Place of Origin: Zhejiang China
Export Markets: Global
Roughness of The Surface: Ra 0.4um
Warranty: 1 Year
Trademark: SL
Transport Package: Standard Package
Specification: CE, SGS, TUV, BV
Origin: Wenzhoui
HS Code: 8477900000
1. Size:
Screw diameter: ø 20-ø 500mm
Maximum screw length: 10000mm
Barrel inner bore diameter: ø 500mm
2. Material
38CrMoAlA and High quality alloy steel
3. Technology: Nitriding treatment
                           Alloy coating sparying
                           Heating treatment
                           Screw fully hardening
4. Specification:Â Depth of nitrition layer 0.5-0.8mm
                              Nitriding treatment, surface hardness: HV≥ 900-1000
                              Fragility of nitrition: Less than grade 1
                              Surface roughtness: Ra 0.4um
                              Surface of hardness of nitrated Cr coating layer ≥ 950HV
                              Thickness of Cr coating layer: 0.03-0.08mm
5. Used for granulation, PP, PE, PA, PC, ABS, AS etc
We can manufacture various kinds of screw barrels according to the customer's requirement.
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6. FAQ:
1, Q: What's your business type?
A: Manufacturer
2.4, Q: What's your MOQ?
A: 1Â piece for different size screw barrel.
3. Welcome to contact us for more detail information and inquiry.
Please leave a message or inquiry below.
We will reply within 24 hours*7days*12monthes. Thanks for your cooperation!
Main technical parameters:
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| Product | screw barrel for plastic machinery  |
| Material | 38 CrMoAlA(JIS SACM645); 42 CrMo(JIS SCM440) |
| Hardness of nitrogen treatment | HV900°~1100° |
| Tempering hardeness | HV240 ° ~280° |
| Depth of nitrogen layer: | 0.6~0.8mm |
| Nitrided Brittleness | above 1Â stage |
| Surface Roughness | Ra0.4 um |
| Screw straightness | 0.015mm |
| Hardess of surface chromium-plating after Nitriding | HV≥950HV |
| Chromium plating Depth | 0.025-0.085mm |
| Alloy Depth | 2.5mm-4mm |
| Alloy hardness | HRC62°~72° |
| Heating-treatment |
nitrogen ,electroplated hard -chrome finish,high frequency quenching  |
Contact Information
Sales Manager: Jane
Tel: 86-577-63562188Â Â Â Â Â Â Â Â Â Â Â Â Â Fax: 86-577-63567988
Cell: 86-13587534697Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Address:No. 83-99, South Guodao Road, Xiaojiang, Wenzhou, Zhejiang, ChinaShowroom:http://slcircularloom.en.made-in-china.comÂ
Contact us now, expect the cooperation with you!!!!
Factory Show:
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1. Size:
Screw diameter: ø 20-ø 500mm
Maximum screw length: 10000mm
Barrel inner bore diameter: ø 500mm
2. Material
38CrMoAlA and High quality alloy steel
3. Technology: Nitriding treatment
                           Alloy coating sparying
                           Heating treatment
                           Screw fully hardening
4. Specification:Â Depth of nitrition layer 0.5-0.8mm
                              Nitriding treatment, surface hardness: HV≥ 900-1000
                              Fragility of nitrition: Less than grade 1
                              Surface roughtness: Ra 0.4um
                              Surface of hardness of nitrated Cr coating layer ≥ 950HV
                              Thickness of Cr coating layer: 0.03-0.08mm
5. Used for granulation, PP, PE, PA, PC, ABS, AS etc
We can manufacture various kinds of screw barrels according to the customer's requirement.
Â
6. FAQ:
1, Q: What's your business type?
A: Manufacturer
2.4, Q: What's your MOQ?
A: 1Â piece for different size screw barrel.
3. Welcome to contact us for more detail information and inquiry.
Please leave a message or inquiry below.
We will reply within 24 hours*7days*12monthes. Thanks for your cooperation!
Main technical parameters:
Â
| Product | screw barrel for plastic machinery  |
| Material | 38 CrMoAlA(JIS SACM645); 42 CrMo(JIS SCM440) |
| Hardness of nitrogen treatment | HV900°~1100° |
| Tempering hardeness | HV240 ° ~280° |
| Depth of nitrogen layer: | 0.6~0.8mm |
| Nitrided Brittleness | above 1Â stage |
| Surface Roughness | Ra0.4 um |
| Screw straightness | 0.015mm |
| Hardess of surface chromium-plating after Nitriding | HV≥950HV |
| Chromium plating Depth | 0.025-0.085mm |
| Alloy Depth | 2.5mm-4mm |
| Alloy hardness | HRC62°~72° |
| Heating-treatment |
nitrogen ,electroplated hard -chrome finish,high frequency quenching  |
Contact Information
Sales Manager: Jane
Tel: 86-577-63562188Â Â Â Â Â Â Â Â Â Â Â Â Â Fax: 86-577-63567988
Cell: 86-13587534697Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Address:No. 83-99, South Guodao Road, Xiaojiang, Wenzhou, Zhejiang, ChinaShowroom:http://slcircularloom.en.made-in-china.comÂ
Contact us now, expect the cooperation with you!!!!
Factory Show:
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