Row material through modulating,shaping,machining and whole vacuum quenching,the hardness for the whole material can be reached to HRC 60-62° and retempering bake to HRC 50-52°,Then nitride treatment to get the hardness HRC 60-62°and the depth come to 0.7-0.8mm.
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.
Alloy-steel of High-quality
|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|
€ What is ouradvantage
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!
High Quality is Our Obligation
Customer First,ContactUs Now!
Zhoushan Qunying Plastic Machinery Manufactory
- Company Name: Zhoushan Qunying Plastic Machinery Manufactory
- Representative: Lu Miaojun
- Product/Service: Bimetallic Screw Barrel , Injection Molding Screw , Extrusion Screw Barrel , Tungsten Carbide Screw Barrel , Twin Screw Barrel For Pipe , PVC Screws Barrels
- Capital (Million US $): 300000RMB
- Year Established: 2003
- Total Annual Sales Volume (Million US $): US$2.5 Million - US$5 Million
- Export Percentage: 21% - 30%
- No. of R&D Staff: 5 -10 People
- No. of QC Staff: Fewer than 5 People
- OEM Services Provided: yes
- Contact Person: Ms. LU
- Tel: 86-580-8340889
Premium Related Products