tungsten carbide screw and
barrel
Excellent:High wear resistant,anticorrosion,High temperature resistant,High density
Coating Density:98-99%
Coating Thickness:0.3mm
Hardness:(HRC58-70°)HV1100-1400°
Adhesive strenth:≥10000psi
Alloy Powder:WC.Nicr.Self-fusing alloy
Screw diameter:Φ15mm-Φ360mmL/D=15-56
Length of screw and barrel/cylinder:8000mm
According to different material and plastic products to design different screw structure ,compress rate and L/D!
According to different material and plastic products to design different Barrel with exhaust system and IKV force load system!
As per customer's demand,we can also supply below:
PVC/
PE Film Blowing Screw;
Blow Molding Screw; PS/PE/PP/ABS
Sheet Extrusion Screw; PE Aluminum Plate;PPR Pipe Screw;EVA
Extrusion Screw;HDPE High efficiency Screw;PET Straps Screw;XPS/EPE Foamed Screw;Granulation Screw,Vented single screw etc.
€Material
Alloy-steel of High-quality
1)38CrMoAlA(JIS SACM645)
2)42CrMo(JIS SCM440)
3)9Cr18MoV
4)CW6Mo5Cr4V2
5)SKD61
€ technology
1)Heat-treatment
2)Nitriding treatment
3)Electroplate hard-chrome
4)High-frequency quenching
6)Vacuum quenching
Steel Material | DIN 41CrA1Mo7 / AST M4140 / GB38CrMoAlA |
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, hardnessHV950 |
Special treatment | Carbide coating on screw flight and bimetallicbarrel |
Screw straight tolerance | 0.015 mm/m |
Surface roughness | Ra0.4μm |
tungsten carbide screw and barrel
€ Quality Certificate:
•100%Quanlity Inspection
As the tungsten carbide screw and barrel are the important parts for
plastic extruders and
injection molding machine,they affect the machine performance and quality directly,therefore,QunYing established quality control system strictlyas ISO 9001:2008 International Quality System, our every production process is under strict inspection , Those provides solid foundation for our quality products.What we need to do is to make sure best quality of each screw and barrel.Till now,our screw and barrel has been sold to more than 40 countries in the world and enjoy a good reputation by our customers!
€ What is ouradvantage
First one:Cretive in designs,our designing team is very strong,since we have unique culture to motivate them,in order to meetrequirement,we work closelyto our customer and market!
Second one:We have over 10 years' experience of manufacturing varied
screws, barrels and accessories.We are keeping improving our production stytem day by day on the delievey,quality control,all the efforts have improved the customers satisfaction!
Third one: advantageous geographical position .We are located in China's screw Town-Jintang,Town which is in zhoushan city,near to Ningbo Port and Shanghai Port!