extruder screw barrel
Parallel Twin Screw and Barrel

Size:

extruder screw barrel

Dia35/35~dia250/250
Ratio of length to diameter: L/D=16~35

Depth of nitration case: 0.4-0.7mm
Hardness of nitration: HV900-1060(HRc56~65)
Roughness of the surface: Ra 0.4μ M
Screw straightness: 0.015mm/m
Chrome plating thickness: 0.01-0.1mm
Bimetal: Base material 38CrMoAIA, welded inlay on the flight, prolong life of screw. Easy wearing parts of barrel feed inlet made from imported anti-wear alloy can be improvde abrasion performance.
Twin screw and barrel made: CINCINNATI, BATTENFELD, KRUSSMAFFEI, BAUSANO and AMUT model spares.