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Certification:ISO
1.Film blowing extruding double parallel screw barrel
2.38CrMoAIA,SKD61,GH113
3.Wear-abrasion
4.Longer lifetime
5.Best price
Film blowing extruding double parallel screw barrel
Parallel twin screw barrel
We can make any specification of extruder screw barrel and injection screw barrel
for Haitian, Demag,Cincinnati Battenfeld, Engle, Klaus-maffei, Nigro bossi, Arburg,NPM, BOY, Husky, Fanuc, billion,
Sumitomo, Nippon Steel, Toshiba, Nissei, Mitsubishi and etc.
We can supply all types of screw and barrel according to your different requirement
We can also offer you all kinds of screw you need,and also repair oldones and design for you without drawings.
extruder parallel twin screw barrel |
|||
Diameter |
Φ15mm-Φ350mm |
Designing |
Screw structure and compression ratio can be designed according to different products & different output requirement. |
Materials |
38CrMoAlA (JIS SACM645) SKD61 |
Application |
PVC plate, pipe, profile, pellet and mould, at the same time, it solved the technical problem of low foaming, high foaming, high filling, wear and corrosion. |
Nitride Case Depth |
0.5mm-0.8mm |
Technology |
1)Longer time Gas Nitriding treatment 2)special anti-wear & abrasion alloy (bimetallic) 3)tungsten carbide 4)cobalt base alloy 5)stainless steel 6)Gh113 nickel based alloy |
Nitride Hardness |
960-1060HV |
Packing |
Wrapped up by film in wooden |
Nitride Brittleness |
≤Grade One |
Payment Term |
T/T , L/C , Western union |
Surface Roughness |
Ra0.4um |
Delivery Term |
25 working days |
Screw Straightness |
0.015mm |
Port Departure |
Shanghai/Ningbo |
Alloy Hardness |
HRC60-72 |
Min. Order |
1 set |
Alloy Depth |
1.5mm-3.5mm |
Common Nitrided:2.5-4years Bimetallic: much longer lifetime. |
|
Guarantee |
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:
·We are able to take mapping, design for clients and make products as per customer\'s drawing or sample excellently , also can help customer to repair the old screw and barrel by useing bimetallic-alloy process
·Screw structure, compression ratio and material can be changed according to different products and output.
·Technological Process can be chosed acoodring to your requirments.
·Commonly used materials: 38crMoAIA, nitrogen treatment . 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.
The foreign material we used as following:
1. Germanysteel, GH113 ,2250 ,2842 ,1.8509 ,1.442 ,1.6582 ,1.6523 ,1.2080,1.4542,
2. USA steel, P20,420,L6,H13,W110,D3,A2,D6,O1,S1,M35,8620,3115,K52440
3. Sweden steel, 718S,718H,S136,S136H,STAVAX,ASP-23,ASP-30
4. Australia Steel, M202,M300,W302,K460,W300,K900,K100,W321
5. Hardnesssteel, YG6X,YG 6A,YG 6,YG8N,YG8,YG8C,YG11C,YG 15,YT5,YT14,YT30
6. Japan Steel, SKT 4,YXM 4,YXM 42,SNC 815,SK -3,SKS 3,and etc.
Advantages:
1. Parallel twin screw and barrel has the advantage of lower rotation speed, smaller shear stress between the small screw
2.Good plasticization, h
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