Screw Element

• Model NO.: Dia: 18-177mm
• Material: W6mo5cr4V2
• Nitrided Hardness: 900-1000hv
• Linearity of Screw: 0.015mm
• Nitrided Brittleness: Less Than Grade 1
• Trademark: Zhongyang
• Origin: China(Mainland)

• Screw Barrel: Screw Element
• Nitrided Layer Depth: >=0.4mm
• Size: Customize
• Bimetallic Layer Depth: 3mm
• Nitrided Depth: 0.5-0.8mm
• Specification: ISO9001: 2008
• HS Code: 84779000

Screw Element

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

Warranty and service: 1 year

Our advantages:
1)Excellent raw materials
2)Good customer service
3)Rapid delivery
4)Reasonable price
5)Production quickly

Experienced manufacture, we will be the best choice.