Product Details

Specifications

1.Screw and barrel for injection machine
2.Over 10 years experience in screw and barrel
3.Manufacture of screw and barrel

Injection molding machine Single screw and barrel For HDPE LDPE recycled plastic machine

Product Description

Specification:

1) Diameter of Screw: 15-250mm

2) Mould Clamping Force: 250-32000KN

3) Shot Weight: 15-50000g

4) Screw can be mated with different heads

5) Barrel can be mated with different nozzles

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

Base Material

1) 38CrMoAlA(JIS SACM645)

2) Cr12MoV(JIS SKD-11)

3) 4Cr5MoSiV1(JIS SKD-61)

4) 42CrMo(AISI 4140)

5) 9Cr18MoV

Bimetallic Alloy Material

1)Fe-based alloy

2)Ni-based alloy/Deloro alloy

3)Co-based alloy

4)NiCo-based alloy

5)Tungsten carbide/Wolfram carbide

Double-alloy Level

Level A-containing Tungsten of 40%

Level B-containing Tungsten of 25%

Level C-containing Tungsten of 9.5%

Surface Treatment:

1.Heat treatment

2.High frequency quenching treatment

3.Nitriding treatment

4.Hard chrome electroplated treatment

5.Bimetallic alloy coating treatment

6. Vacuum quenching treatment

Material Application:

1. General plastics

2. ABS,PA,PC,PE,PET,PS,PU,PVC,U-PVC

3. PA+GF (Glass Fiber)

4. Flame-resistant reinforced plastics

5. Modified engineering plastics

6. All kinds of mixed recycled materials

Technical Parameter

Technical Parameter

Depth of nitration	0.5-0.8mm
Hardness of nitration	950-1020HV
Straight of screw	0.015MM
Fragility of nitration	Less than grade 1
Roughness of surface	Ra 0.4um
Depth of alloy layer	2-3mm
Hardness of alloy	HRC58-62
Hardness after hardening and tempering	HB260-290
Hard chrome plating thickness	0.03-0.08mm
Hardness of hard chrome plating	≥950HV

Picture for injection screw and barrel

Process Flow for screw and barrel:

Blanking →Rough machining →Quenching&Tempering →Semi finishing machining →Finish machining →Nitriding or Bimetallic processed →Detecting →Finished product →Packing & Shipping

Jinsheng Working shop

Product Application

Packaging & Shipping

1) Wooden package: 1pcs into 1 wooden

2) plastic film package
3) stronger package suit for transportation