Screw and barrel Parrelle Twin Screw and barrel Size: dia35/ 35 ~ dia250/ 250 Ratio of length to diameter: L/D=16 ~ 35

Screw and barrelParrelle Twin Screw and barrel

Size: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 0.4μm Screw straightness: 0.015mm/m Chrome plating thickness: 0.01-0.1mm Bimetal coating thickness: 1.5-2.0mm Material:

Base material 38CrMoAlA, 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