Model: | - |
---|---|
Brand: | qunying |
Origin: | Made In China |
Category: | Industrial Supplies / Rubber & Plastics Machine |
Label: | injection screw , screw barrel , screw |
Price: |
US $10000
/ set
|
Min. Order: | 1 set |
Last Online:17 Nov, 2016 |
Bimetallic single screw barrel for injection molding machine Feature of injection bimetallic single screw barrel for injection
1. Diameter of screw: D12-D300mm
2. L/D ratio of screw: 10 - 50
3. Injection amount of screw barrel: 45g - 200g
We have certificates of SGS and ISO9001:2008.
***Bimetallic single screw barrel for injection Grade available:
1. Standard grade: 38CrMoAlA + nitriding 120 hours
2. Bimetallic grade: 38CrMoAlA + bimetallic alloy
3. TC-A grade: Tungsten carbide 40%
4. TC-B grade: Tungsten carbide 25%
5. TC-C grade: Tungsten carbide 15%
***Material for bimetallic single screw barrel for injection
The most popular material is 38Crmoala
Material for customer choose:
1)38CrMoALA(JIS SACM645)
2)42CrMo(JIS SCM440)
3)9Cr18MoV
4)CW6Mo5Cr4V2
5)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, W2Calloy,Tunsten alloy etc for choice.
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.
***Treatment:
Heat-treatment
Nitriding treatment
Electroplate hard-chrome
High-frequency quenching
Spraying corrosion wear-resisting dual metal layers
Vacuum quenching
Technical Parameter |
Steel Material | DIN 41CrA1Mo7 / AST M4140 / GB 38CrMoAlA /DC53/SKD61/HTP |
Deepness of Nitriding Layer | 0.7 mm -0.9 mm |
Hardness of Nitriding | HV900 - HV1,000 |
Nitriding Brittleness | ≤Grade 1 |
Chromate plating |
Thickness 0.05 mm - 0.10 mm, hardness HV950 |
Special treatment |
Carbide coating on screw flight and bimetallic barrel |
Screw straight tolerance | 0.015 mm/m |
Surface roughness | Ra 0.4μm |