Screw Element and Segmented Barrel for Granulation

• Color: Fixed
• Customized: Customized
• Standard: National
• Type: Connection
• Material: High-Speed Tool Steel
• Size: Nitriding Steel
• Model NO.: Customized
• Aplication: Extruder Machine
• Nitrided Brittleness: Less Than Grade 1
• Surface Roughness: Ra0.4
• Linearity of Screw: 0.015mm
• Bimetallic Layer Depth: 3mm
• Transport Package: Slushing Oil Coated& Film Wrapped in Wooden Case
• Specification: ISO 9001: 2008 approved
• Trademark: ZHONGYANG
• Origin: China
• HS Code: 84779000
• Production Capacity: 150 Sets/ Month

Product Description

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
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