parallel screw

8000.0~9000.0 USD

Location:	Zhoushan, Zhejiang, China (Mainland)
Business Type:	Manufacturer, Trading Company
Main Products:	Screw Barrel, Extrude Single Screw, Parallel Twin Barrel

Model No.:	PT-93
Means of Transport:	Ocean, Land
Brand Name:	Vanscrew
Hardness After Hardening &Tempering:	HB240 -280
Nitrided Hardness:	Hv850-1000
Nitrided Depth:	0.45-0.7mm
Nitrided Brittleness:	≤Grade 2
Surface Roughness:	Ra0.4
Screw straightness:	0.015mm
Production Capacity:	300sets/month
Packing:	wooden case
Delivery Date:	45days

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parallel screw

Single Screw Barrel Application:

Single Screw Injection and extrusion Machinery, Food processing machinery and rubber processing machinery.

Advantage of Single Screw barrel:

Precision control of injection volume. High requirement for product quality.

Parallel twin screw and barrel type

Φ40/2	Φ50/2	Φ65/2	Φ80/2	Φ90/2	Φ105/2
Φ125/2	Φ130/2	Φ150/2	Φ180/2	Φ200/2

Max L/D:1/36

Compressing rate of screw can be designed according to different raw materials and product.

Material

Alloy-Steel of High-quality

1)38CrMoALA(JIS SACM645)

2)42CrMo(JIS SCM440)

3)9Cr18MoV

4)CW6Mo5Cr4V2

Heat-treatment

Nitriding treatment

Electroplated hard-chrome finish

High-frequency quenching

Spray coating Bimetallic-alloy

Vacuum quenching

Technical data

Hardness After Hardening &Tempering:	HB240 -280
Nitrided Hardness:	Hv850-1000
Nitrided Depth:	0.45-0.7mm
Nitrided Brittleness:	≤Grade 2
Surface Roughness:	Ra0.4
Screw straightness:	0.015mm
Surface Chromate-plating's Hardness After Nitrided:	≥900Hv
Chromate-plating Depth:	0.05-0.10mm
Bimetallic-alloy Hardness:	HRC56 -65
Alloy Depth:	0.8-2.0mm