1.double screw barrel for extruder (parallel twin screw barrel)2.Material;38CrMoAIA,9Cr18Mo,SKD61
3.Tungsten carbide
4.Durable
double screw barrel for extruder (parallel twin screw barrel) | ||||
Diameter | 65mm-120mm | Min.Order | 1 set | |
Materials | 38CrMoAIA 9Cr18Mo,SKD61 | Discount | Available | |
Application | PE,HDPE pipe,sheet,profile | Payment Term | T/T, L/C | |
Technical Process | 1.Rough Machining 2.Quenching and Tempering 3.Finish Machining 4.Nitriding 5.Spraying and welding with alloy power 6.Screw polishing | Technological Parameter | Roughness | Ra 0.4um |
Hardness of Quenching and Tempering | HB 240-280 | |||
Depth of Nitride Layer | 0.5~0.8mm | |||
Hardness of Nitride | HV 960-1060 | |||
Alignment of Screw | 0.015mm | |||
Packing | Wood Case | Port Departure | Ningbo Port | |
Guarantee | double barrel screw for extruder (parallel twin barrel) : more than 2 years | |||
Performance and specification for double barrel screw
1)We design our brand, screw and barrel .We make sure the course of processing
smoothly.
2)With more than 20 years' experiencein plastic machinery,we have a well quality
control system.Screws are processed by high-precision special NC screw milling
machines to ensure high consistency extruding performance. We try our best to lower
the cost of your budget and supply high quality screw and barrel .The special design
of distribution cainet enlarges thrust bearing and adopts original bearings,
guaranteeing the long service life .
3)According to customer requirements, most reasonable double barrel screwcan beconfigured to achieve optimal plasticization and logistic quality.
