screw head for injection molding machine/ screw barrel for injection molding machine/ screw barrel

  Chinese  plastic machine components bimetallic screw

Diameter

Φ15mm-350mm

Designing

Screw structure and compression

ratio can be designed according 

to different products  & different output requirement.

Materials

38CrMoAlA 

(JIS SACM645)

SKD61

 Application

  Suit for PE,PP,PC,PVC,ABS,PET,PS.. recycling.

Nitride Case Depth

0.5mm-0.8mm

Technology

1)Longer time Gas Nitriding treatment 

2)special anti-wear & abrasion alloy (bimetallic)

3)tungsten carbide

4)cobalt base alloy

5)stainless steel 

6)Gh113 nickel based alloy  

Compared to other supplier, OSD advantages

1.Advanced Nitriding Technology
2.Anti-corrosion and Wear-resisting Duplex Metal Spraying Technoloy

3. we uses special alloy powders being sprayed and welded on the screw's ridge,and uses different alloy and welding methods for the screw of different functions.

4.Fast and on time delivery .

5.Longer lifetime for the screw barrel.

Nitride Hardness

950-1120HV

Packing

Wrapped up by film in wooden

Nitride Brittleness

≤Grade One

Payment Term

T/T , L/C 

Surface Roughness

Ra0.4um

Delivery Term

0-25 working days

Screw Straightness

0.015mm

Port Departure

Shanghai/Ningbo

Alloy Hardness

HRC58-72

Min. Order

1 set

Alloy Depth

0.5mm-0.8mm

Common Nitrided:2.5-4years

Bimetallic: much longer lifetime.

Guarantee

Offer Accessories for injection molding machine screw barrel tip,nozzle and check ring

Production scope:

Screw diameter 

Φ15~Φ500

Maximum screw length

10,000mm

Barrel inner bore diameter

Φ500mm

Mould Clamping Force

100KN-35000KN

Shot Weight

30-30000g

Screw can be mated with different heads.

Barrel can be mated with different nozzles.

The compression ratio of the screw can be designed according to different products and mixtures.

Technical Parameter:

Nitride Case Depth

0.6mm-0.9mm

Nitride Hardness

960-1150HV

Nitride Brittleness

≤Grade One

Surface Roughness

Ra0.4um

Screw Straightness

0.015mm

Duplex Alloy Depth

1.5mm-3.5mm

Duplex Alloy Hardness

HRC60-75

Chromium Coating Thickness 

0.025~0.10mm