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1.Extruder conical twin screw cylinder
2.Longer Warranty period,stable performace
3,High output, durable, competitive price

Extrusion Twin Screw & Barrel
Screw Diameter	55/110mm 45/90mm 65/132mm 92/188mm
Application	Pipe / Sheet / Profile / film
Plastic processed	PE
Technical Parameter
Nitride Case Depth	0.5mm-0.8mm
Nitride Hardness	950-1020HV
Nitride Brittleness	Grade One
Surface Roughness	Ra0.4um
Screw Straightness	0.015mm
Alloy Hardness	HRC58-62
Alloy Depth	0.5mm-0.8mm
Chromium Coating Thickness	0.025~0.10mm
Material & Technologies
SKD61(H13)	Quality 38CrMoAIA (41CrAIMo7)
Gr12MoV	Quality Duplex Stainless Steel
42CrMo	Quality Powder metallurgy Materials
40Cr	Hard metal Cold/Thermal Spraying Technology
Zinc 3# Steel	Advanced Nitriding Technology
Anti-corrosion and Wear-resisting Duplex metal Spraying Technology
Technological Process
1.Rough Machining	2.Quenching and Tempering
3.Finish Machining	4.Nitriding
5 Sprey conating Bimetallic	6.Screw polishing

Remark :

1.Screw structure,compression ratioandmaterialcan be changed according to different products and output

2.Technological Processcan be chosed acoodring to your requirments.

3. Various high quality alloy steels , According to different usage, the choose for alloy is different, some require for abrasion-resistant while some require for corrsion-resistant. For standard, we have Fe-based, Ni-based, W2C alloy,Tunsten alloy etc for choice.

4. The foreign material we used as following:

Germanysteel, GH113 ,2250 ,2842 ,1.8509 ,1.442 ,1.6582 ,1.6523 ,1.2080,1.4542,

USA steel, P20,420,L6,H13,W110,D3,A2,D6,O1,S1,M35,8620,3115,K52440

Sweden steel, 718S,718H,S136,S136H,STAVAX,ASP-23,ASP-30

Australia Steel, M202,M300,W302,K460,W300,K900,K100,W321

Hardnesssteel, YG6X,YG 6A,YG 6,YG8N,YG8,YG8C,YG11C,YG 15,YT5,YT14,YT30

Japan Steel, SKT 4,YXM 4,YXM 42,SNC 815,SK -3,SKS 3,and etc.

about O.S.D :

1.Our Strength:We have an experience of more than 20 year of manufacturing and