Extruder single screw barrel for film blowing industry

Description

Types of screw:
Gradual type, mutant type, wave type, barrier type, double screen type, shunt type, separation type, exhaust type, pin type, mixed type, double-head type, three-head type, multi head type etc.
 
Material:*8CrMoAIA
Hardness after quenching and tempering: HB******0
Diameter:Φ*5mm-Φ**0mm
L/D: ***5
Hardness after nitriding: HV*******0
Depth of nitrided layer: 0.**0.7mm
Brittleness after nitriding:≤second level
Surface roughness: Ra0.4um
Straightness: 0.**5mm/m
Inside&outside diameter tolerance:≤0.*2mm
Screw length tolerance:≤0.*3mm
Key&spine tolerance grade: Grade 7
 
Single screw extrusion screw barrel can be applied to PP, PE, PS, ABS, PC, PMMA, PVC, TPU and other thermoplastic pipe, film blowing machine, sheet, profile and so on.
For different raw materials and product specifications, the screw uses different aspect ratio and compression ratio, the barrel uses a different structure. To meet the processing needs of high-quality products.