single screw barrel for HDPE/LDPE blown film molding machine
Specifications
1.Single screw barrel for blown film
2.Hardness:HV960-1060
3.Wear-resistant,Anti-corrosion,Longer lifetime
4.Can be customize
Technical Parameter: |
Nitride Case Depth |
0.6mm-0.9mm |
Nitride Hardness |
960-1150HV |
Nitride Brittleness |
≤Grade One |
Surface Roughness |
Ra0.4um |
Screw Straightness |
0.015mm |
Duplex Alloy Depth |
1.5mm-3.5mm |
Duplex Alloy Hardness |
HRC60-75 |
Chromium Coating Thickness |
0.025~0.10mm |
Technical Process: |
Laser Coating Tungsten Carbide |
Vacuum Quenching |
PTA Melt-Welding Alloy |
Titanizing |
Centrifugal Mould Bimetallic Alloy |
Nickel Plating |
Advanced nitrogen oozes handicraft |
Chorme Plating |
For good plasticizing effect,we have different design of screw&barrel to meet customers' demand.
Gradual type,mutant type,wave type,barrier type,double screen type,shunt type,separation type,exhaust type,mixed type,double-head type,three-head type,multi head type,etc.
Various high quality alloy steels, according to different usage, the choose for alloy is different, some require for abrasion-resistant while some require for corrosion-resistant. For standard, we have Fe-based, Ni-based, W2C alloy, Tungsten Carbide alloy etc for choice.
We can make any specification of extruder screw barrel and injection screw barrel for Haitian, Demag, Engle, Klaus-maffei, Nigro bossi, arburg,NPM, BOY, Husky, Fanuc, billion, Sumitomo, Nippon Steel, Toshiba, Nissei, Mitsubishi and etc. We also can supply all types of screw and barrel according to your different requirements.