twin conical screw barrel from China manufacturer - Zhoushan Vanscrew Machinery Co.,Ltd.

Price:	4000.0~5000.0 USD
Payment Terms:	T/T,L/C
Place of Origin:	Zhejiang, China (Mainland)


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Product Detail

Model No.: TC-51

Production Capacity: 300sets/month

Delivery Date: 30days

Marerial: 38CrMoALA

Nitrided thickness: 0.5-0.8mm

HS code: 8477900000

Means of Transport: Ocean,Land

Packing: wooden case

Brand Name: Vanscrew

Heat-treatment: Nitrided and Spray coating ...

Hardness: Hv900-1000

Port: Ningbo

Conical twin screw and barrel
1,Ingredient:Cr,Ni,Wc,Fe,V
2,Alloy hardness:HRC56~HRC62
3,Diameter:15~350mm
4,Precise producing equipments

twin conical screw barrel

Conical twin screw barrel specification is dia45/90~dia92/188
Screw structure and compression ratio can be designed according to different products and parts.

Technical parameter

Material	38CrMoALA,9Cr18MoV
Application	PVC,ABS,TPO
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