
Twin Co-Rotating Screw Elements Tin Screw Barrel
Zhejiang Zhongyang Screw Manufacturing Co., Ltd.- After-sales Service:Yes
- Screw Elements:Segment Screw
- Transport Package:Slushing Oil Coated& Film Wrapped in Wooden Case
- Specification:ISO9001: 2008 approved
- Trademark:Zhongyang
- Origin:Zhoushan, China
Base Info
- Model NO.:twin co-rotating screw elements
- HS Code:84779000
- Production Capacity:100 Sets,Month
Description
Basic Info.
Model NO. twin co-rotating screw elements HS Code 84779000 Production Capacity 100 Sets/MonthProduct Description

Twin co-rotating screw elemnts, Screw Elements/Segment Screw Barrel plastic machinery screw barrel, plastic machinery components, counter rotating screw barrel
Specification:
Parallel twin screw diameter: Φ 18-Φ 177mm
Material:
1)W6Mo5Cr4V2
2)38CrMoAlA(JIS SACM645)
3)42CrMo(AIS14140)
4)S45C
Technics:
1)Heat treatment
2)Nitriding treatment
3)Vacuum quenching
Technical parameter:
D/d ratio: 1.55
Nitrided layer depth: >=0.4mm
Nitrided hardness: 900-1000HV
Terms and Conditions:
Production time: 25 days
Packing: Export standard(as customers' requests)
Trade Terms: FOB, CNF, CIF or DHL, TNT
Payment Terms: T/T, L/C
Warranty and service: 1 year
Our advantages:
1)Excellent raw materials
2)Good customer services and technical services
3)Competitive pricing
4)Rigorous quality inspection
5)On time delivery
Experienced manufacturer, we will be the best choice.
Screw Alignment | 0.015mm |
Nitride Brittleness | ≤Grade 1 |
Depth of Nitride Layer | 0.5~0.8mm |
Hardness of Nitride | HV1000~1100 |
Quenching and Tempering Hardness | HB240-280 |
Surface Roughness | 0.045mm |