PVC Production Screw barrel from China manufacturer - Zhoushan Weida Machinery Co., Ltd.

Payment Terms:	T/T,L/C
Place of Origin:	Zhejiang, China (Mainland)


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Product Detail

Model No.: WD 042

Production Capacity: 1 set

Delivery Date: 25 days

Steel Material: 38CrMoALA,SKD61,SKD11,D2 et...

Means of Transport: Ocean,Air

Packing: wooden case

Brand Name: WEIDA

Nitriding Treatment Time: ≥ 96 hours

have the advantage of long lasting life, high wearability and good anti-corrosion through thermal refining
For screw:Dia. 15-300 mm Length 300mm

screw and barrel for pvc production

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

Technical Index

Steel Material	38CrMoALA,SKD61,SKD11,D2 etc.
Hardness after Hardening & Tempering	HB240-280
Nitriding Treatment Time	≥ 96 hours
Nitrided Layer Hardness	950-1020Hv
Nitrided Layer Thickness	0.5-0.8mm
Surface Roughness Degree	Ra0.4um
Surface Hardness Degree	58-64 HRC
Screw Straightness Degree	0.015mm
Chromium-Plated Surface Hardness After Nitriding	≥ 900HB
Chromium-Plating Layer Thickness	0.05-0.10mm
Bimetallic Layer Hardness	50-65HRC
Depth Of Alloy Layer	0.8-2.0mm

Material Available

Nitrided Steel	42CrMo,38CrMoALA,etc.
Cool Work Steel	D2,SKD61,9Cr18MoV etc.
Heat Resistant Steel	SKH51, GH113 etc.

1.rich strength----We have our own professional teams in the sales, design, production, inspection and customer service areas. We concentrate to bring customers the most perfect customer experiences.

2.high-quality products----We adopt a series of advanced production and processing equipments such as CNC machines , Stellite PTA welding machines to ensure the quality of our products

Screw and barrel for PVC production