extruder bimetallic barrel screw
| Min. Order: | 1 Set/Sets |
|---|---|
| Trade Term: | FOB |
| Payment Terms: | L/C, T/T, WU |
| Supply Ability: | 200 sets/month |
| Place of Origin: | Zhejiang |
Company Profile
| Location: | Zhoushan, Zhejiang, China (Mainland) |
|---|---|
| Business Type: | Manufacturer |
| Main Products: | Nitrided Feed Screw Barrel, Extrusion Screw And Barrel, Bimetallic Screws And Barrel, Twin Screw And Cylinder, Parallel Twin Screw Barrel |
Product Detail
| Model No.: | QY-009 |
|---|---|
| Means of Transport: | Ocean, Air, Land |
| Brand Name: | QY screw barrel |
| Material: | 38CrMoAlA 42CrMo |
| Machine: | screw barrel |
| Screw Barrel HS code: | 8477900000 |
| Certificate: | ISO9001 |
| Screw Barrel Nitriding time: | more than 120 hours |
| Screw Barrel Roughness of the surface: | Ra0.4 um |
| Hardness after Hardening & Tempering: | HB240-280 |
| Screw Barrel: | screw and barrel |
| Bimetallic: | Fe-based,Ni-based,Tungsten Carbide |
| Warranty: | Common 1-2 years,bimetallic is much longer |
| Production Capacity: | 200 sets/month |
| Packing: | wooden case (export standard) |
| Delivery Date: | within 30days after order confirmed |
Product Description
Extruder bimetallic screw barrel
***Grade available:
1. Standard grade: 38CrMoAlA + nitriding 96 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 rubber extruder screw barrel for rubber processing machine
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, W2C alloy,Tunsten alloy etc for choice.
6)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.
***Application:
Rubber,various high glass fiber, mineral fiber and PPA,PPS, PA6T, LCP,VO fire protection, ferrous power, magnetic powder and etc. Meanwhile,Used for PVC + 30% CaCo3, recylced plastic material.
***Treatment:
Heat-treatment
Nitriding treatment
Electroplate hard-chrome
High-frequency quenching
Spraying corrosion wear-resisting dual metal layers
Vacuum quenching
| Steel Material | DIN 41CrA1Mo7 / AST M4140 / GB 38CrMoAlA |
| 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 |
