Products
Contact Us
- Contact Person : Ms. Seven Yee
- Company Name : Zhoushan Jianghai Screws Manufacture Co., Ltd
- Tel : 86-15257074-202
- Fax : 86-0580-8805737
- Address : Zhejiang,Zhoushan,Dinghai
- Country/Region : China
- Zip : 316000
Products List
PVC Screw barrel
Material:
Alloy-steel of high-quality
1)38 CrMoAIA(JIS SACM645)
2)42CrMo(AISI4140)
3)9Cr18MOV
4)CW6Mo5Cr4V2
5)SKD61
Heat-treatment
Nitriding treatment
Electroplate hard-chrome
High-frequency quenching
Spraying corrosion wear-resisting dual metal layers
Vacuum quenching
Technical Parameter
Steel Material: DIN...
Film Blowing Machine Screw Barrel
Technology Index:
Material
38CrMoAIA
Surface Roughness
Ra0.4
Diameter
...
PE Screw Barrel
Screw diameter :14mm-300*8000mm
L/D = 10-60
Surface Roughness :Ra0.4um
Linearity of the screw: ≤0.015mm
Linear axis limit: ≤0.02mm
Hardness after Hardening & Tempering: HB260-300
Fragility of Nitration:≤Two grade
Treatment:
Nitriding treatment(>100 Hours)
Depth of Nitrided Layer: 0.5-0.8...
Rubber Machine Screw Barrel
Barrel Surface Roughness: Ra0.4um
Barrel Straightness: 0.015mm
Inner Diameter: Φ14-Φ300 X 8000mm
L/D Ratio: L/D=10-60
Screw Surface Roughness: Ra0.4μm
Nitriding Layer Depth: 0.5-0.8mm
Nitriding Layer Hardness: HRC950-1020
Nitriding Fragility: < = Grade one
Screw Straightness: 0.0015mm
Cr-Plating Layer Depth:...
Conical Twin Screw Barrel
Basic information:
Screw: Twin-Screw
Application: PVC Profile, Pipe, UPVC Granulation
L/D Ratio: 16-35
Specification: D35/2-D180/2
Working process:
Raw Material - Quenching & Tempering - Rough Machining - Semi finish Machining - Finish Machining - Nitriding Treatment - Bimetallic Casting - Inspection - Finish Products...
Injection Molding Machine Screw Barrel
Material：38 CrMoA1A
Diameter：Φ12-Φ300mm
L/D Ratio：L/D=10-56
Nitriding Layer Depth：0.5-0.8mm
Nitriding Fragility：Less than grade two
Nitriding Layer Hardness：HV≥900
Surface Roughness：Ra0.4μm
Cr-Plating Layer Depth：0.03-0.08mm
Cr-Plating Layer Hardness：850 HV
Material: the...
Bimetallic Screw Barrel
Material：38CrMoALA，SKD61，SKD11，D2
Diameter：D12-D300 mm
L/D Ratio：L/ D=10-50
Surface Roughness：Ra0.4μm
Screw Straightness：0.015mm
Nitriding Layer Depth：0.4-0.8mm
Nitriding Fragility：Less Than Grade Two
Nitriding Layer Hardness：950-1020HV
Cr-Plating Layer Depth：0.03-0.10mm
Cr-Plating Layer Hardness：850...
Extruder Screw Barrel
Diameter：Φ15-Φ300
L/D Ratio：L/D=15-46
Surface Roughness：Ra 0.4μm
Nitriding Layer Depth: 0.5～0.8mm
Nitriding Fragility：Less than Grade One
Nitriding Layer Hardness: 900～1000HV
Cr-Plating Layer Depth: 0.05~0.10mm
Cr-Plating Layer Hardness: HV＞850
Bimetallic Layer Depth: 1.2~2.5mm
Bimetallic Layer Hadness:...
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