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    Product Category

 
  Parallel Twin Screw & Barrel  
   
Parallel Twin Screw-Barrel High surface area, low shear screw designs for efficient heat transfer...
     
  Conical Twin Screw & Barrel  
   
Professional customized Conical Twin Screw-Barrel designs matched specifically to the customer process requirements for optimal performance...
     
  Single Screw Barrel For
Injection Molding Machine
 
   
Professional Approved test,quality Built for Reliable,Long-Term Operation Bimetallic barrel for long life,Single Screw Barrel For Injection Molding Machine...
     
  Twin Screw Barrel For Extruder  
   
Twin /Single Screw Barrels For Extruder Machine,Heat Treatment,Nitriding Treatment,Electroplate Hard Chromium Coating,Spray Coating Hard Chromium Coating,Anticorrosion, wear Resistant Bimetallic Coating
     
  Assembly Parts  
   
Assembly Parts Of Screw & & Barrels, End cap, Flange, Adaptor, Cooling Ring, External & Internal spring nozzle for nylon...
     

 

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Screw For Injection Molding Machine

China injection molding machine barre from shunde


Screw Injection molding machine



Screw For Injection Molding Machine

Terms of Payment: L/C,D/P,T/T

Supply Ability: 2000 Set/Sets per Month

Packaging: wooden case

Detailed Product Description

1. Material: 38CrMoAI A

Nitriding treatment, Surface hardness: HV≥900

Nitriding depth: 0.5-0.8mm

2. Material: Special stainless steel, Quenching treatment, hardness: HRC55-58, SuiScrew barrel for plastic injection machine for the screw which used for

transparent plastic products and high corrosion plastic processing, prolong life of screw.

3. Material: Tungsten alloy. Surface spraying, improve abrasion performance of screw.

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Keywords: screw barrel, screw and barrel, injection molding, injection molding machine

Specification of injection screw barrel:
 For screw: Dia. 15-300 mm Length 300-9000 mm L/D ratio: 15-50
Fro barrel: Dia. 30-500 mm Length 300-8000 mm
Material of injection screw barrel:

Nitriding Steel:

42CrMo, 38CrMoALA, etc

Cool work steel:

D2, SKD61, 9Cr18MoV etc.

Heat resistant steel:

SKH51, GH113 etc.



Technical Index of injection screw barrelSteel Material

38CrMoALA, SKD11, SKD61, D2 etc.

Hardness after Hardening&Termpering

HB240-280

Nitriding Treatment

≥ 96 hours

Surface Hardness

58-64 HRC

Nitrided layer depth

0.5-0.8mm

Surface Roughness

Ra0.4

Screw Straightness

0.015mm

Chromium-Plated Surface Hardness after nitriding

≥900HB

Chromium-Plating Layer Thickness

0.05-0.10 mm

Bimetallic Layer Hardness

50-65 HRC

Depth of Alloy Layer

2.0-4.0 mm



Grade of injection screw barrelGrade

Material

Process

Standard grade

38CrMoAlA

Nitriding 96 hours

Bimetallic grade

38CrMoAlA

HP/HVOF

A grade

Tungsten carbide 40%

Centrifugal casting

B grade

Tungsten carbide 25%

Centrifugal casting

C grade

Tungsten carbide 10%

Centrifugal casting

 

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