This set screw&barrel is for a foreign customer who use DEMAG machines,As his screw tip,check ring and non-return valve is still good,he only changed the screw and barrel.
Treatment: screw bimetallic, barrel nitrided.We spary bimetallic on the screw flight.
DEMAG SCREW AND BARREL(BIMETALLIC SCREW AND BARREL)
Detail picture of this set:
DEMAG BARREL (NITRIDED BARREL)
DEMAG BARREL OF NITRIDED:
FEEDING HOLE
DEMAG SCREW OF BIMETALLIC
BIMETALLIC ON THE FLIGHT:
Bimtallic screw of DEMAG
DEMAG SCREW HANDLE
Injection molding screw we process as the following technical parameter:
Injection screw barrel ---Technical Parameter: | |
Nitride Case Depth | 0.6mm-0.9mm |
Nitride Hardness | 960-1160HV |
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 |
Injection screw barrel ---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 |
Single injection screw barrel for Injection molding machine: | |||
Diameter | Φ15~Φ500mm | Min. Order | 1 piece |
Materials | 38CrMoAlA (JIS SACM645) 42CrMo (JIS SCM440) SKD61 GH113 | Discount | Available |
Application | PVC PE PP ABS PET... | Payment Term | T/T L/C WEST UNION |
Heat-Treatment | Bimetallic OR Nitrided Hardness:>980HV | Delivery Term | 10-25 working days |
Packing | Wapped up by film in wooden case | Port Departure | Ningbo/Shanghai Port |
Guarantee | Common Nitrided:1-3 years Bimetallic: much longer lifetime | ||
Various kinds of screw tips,non-return valve,check rings.
Walk into HUACHEN:
HUACHEN SCREW CO.,LTD
Workshop
Our advantages:
- Screw and barrel for various models
- Professional engineers design for you
- Thousands of drafts can supply for you
- Professional Tech. and R&D team
- Insist on developing screws and barrels for more injection molding machine and extruder machine models
- Our screw barrel can ensure the well performance and low energy
consumption of extruder and Injection molding machine. We insist on the principle of quality first, honest to customers
