***Material for hot feed rubber screw and barrel for extrude 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
***Technical Parameter for hot feed rubber screw and barrel for exturde machine
Screw Diameter | Φ45-Φ250 |
Screw Alignment | 0.015mm |
Nitride Brittleness | ≤Grade 1 |
Depth of Nitride Layer | 0.5~0.8mm |
Hardness of Nitride | HV900~1020 |
Quenching and Tempering Hardness | HB240-280 |
Surface Roughness | 0.045mm |
