Conical screws and barrel

Conical screws and barrel

USD $100 - $10,000 /Set

Min.Order:1 Set

Supply Ability:
1000 Set / Sets per Month
Port:
Ningbo
Payment Terms:
T/T

Quick Details View All >

Place of Origin:
Zhejiang, China
Brand Name:
QunYing
Model Number:
QY-DA31

Zhoushan Qunying Plastic Machinery Manufactory

Business Type: Manufacturer
Zhoushan Zhejiang China
Main Products: screw barrel ,twin screw barrel ,injection screw barrel ,extruder screw barrel ,conical twin screw barrel

Product Details

Specifications

1.screw and barrel
2.material:alloy-steel of high quality
cessed to drawing or your request on output&raw material

Features Specifications: Screw
Instructions for Screw:
1.We are a professional company specialized in manufacturing many types of screw, the barrel can be applied on all types of injection moulding machine,rubber hot-feeding extruder, rubber cold-feeding extruder, pin barrel cold feed extruder, plastic extruder with different specifications.
2.The models of screw include:
Variable pitch and variable depth, variable pitch and equal depth, variable depth and equal pitch, and equal depth and pitch.
Groove multi-die type, composite type, mixing type and separating type.
3. The material of screw: manufactured with high-quality nitro alloy steel, applying the method of hardening and tempering and nitriding, thus it enjoys the characteristics of long working life, wear resistance, and anti corrosion. Besides, the technique of hard alloy spraying or chrome plating can be used on the working surface of screw, which will make it have better using effectiveness.
 
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 41CrA1Mo7 / AST M4140 / GB 38CrMoAlA
 Deepness of Nitriding Layer  0.7 mm -0.9 mm
 Hardness of Nitriding  HV900 - HV1,000
 Nitriding Brittleness ≤Grade 1
 

 Chromate plating

 Thickness 0.05 mm - 0.10 mm, hardness HV950
 

 Special treatment

 Carbide coating on screw flight and bimetallic barrel
 Screw straight tolerance 0.015 mm/m
 Surface roughness Ra 0.4μm

 

 

 

 

Conical screws and barrel 

 

 

 

 

Contact Supplier

Ms. Feiying Fang Chat Now
Telephone
86-580-8340889,8340879
Fax
86-580-8342296
Address
No.169 Xindao East road, Jintang Town, Zhoushan,Zhejiang,China Zhoushan,Zhejiang

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