Screw barrel for extruding PET film blowing
Specification
Screw diameter: Ø12-300MM L/D:8-55
Barrel diameter: Ø25-500MM Length:300-800MM
Material
Parameter
Depth of Nitrated Layer: 0.5-0.8mm
Heat treatment: Nitriding 96 hours
Hardness of nitration: 900-1020Hv
Fragility of nitration: Less than grade 1
Surface roughness: Ra 0.4um
Screw barrel for extruding PET film blowing
Grade Material Process Standard grade 38CrMoAlA Nitriding 96 hours Bimetallic grade 38CrMoAlA HP/HVOF TC-A grade Tungsten carbide 40% Centrifugal casting TC-B grade Tungsten carbide 25% Centrifugal casting TC-C grade Tungsten carbide 10% Centrifugal casting Feature
38CrMoAlA(JIS SACM645)
42CrMo(AISI 4140)
Cr12MOV(JIS SKD-11)
4Cr5MoSiV1(JIS SKD-61)
9Cr18MoV,etc
Screw is processed by special arts to be durable, resistant tear and wear for long life
Different L/D is according to different requirement
As a professional manufacturer and supplier of screw and barrel, we can make any specifcation of injection molding screw barrel for Haitian, Demag, Engel, Klauss maffei, Nigro bossi, Arburg, NPM, BOY, Husky, Fanuc, Billion, Sumitomo, Nippon Steel, Toshiba, Nissei, Toshiba, Mitsubishi etc. We also can supply all types of screw and barrel according to clients' requirements.
If you have any inquiry, do not hesitate to inform us.