Peatures: 1.Screw & barrel: 38CRMOALA alloy steel + nitrogen treatment, with best hardness and resistance. 2.Die: hard chromium plated + spiral mandrel structure. Discharging balanced and free. Cooling device is of labyrinth type; air quantity balanced and can automatically control temperature and automatic heating. Model SJ-45FM-2600 SJ-50-FM-2800 SJ-55-FM-21000 Applicablematerial. HDPE/LDPE HDPE/LDPE HDPE/LDPE Screwdia.(mm) 45mm 50mm 55mm ScrewL/D. 30:1 30:1 30:1 MainMotorpower(kw) 15kw 18.5kw 22kw Max.extrusionqty.(kg/hr) 30-45kg/hr 30-50kg/hr 50-75kg/hr Diedia.(mm) 60/80mm 80/100mm 100/125mm blowingfilmwidth.(mm) 600mm 800mm 1000mm blowingfilmthickness(mm) 0.01-0.06mm 0.01-0.06mm 0.01-0.06mm Max.printingwidth(mm) 560mm 760mm 960mm Printinglength 250-1000mm 250-1000mm 250-1000mm Registrationaccuracy(mm) Transverse:0.2 Lengthways:0.2 Weight(kg)(2colors) 4500kg 5000kg 5500kg Coverdimensions(L×W×H)(m) 8.0×2.2×4.5m 8.5×2.4×5.2m 9.0×2.8×5.5m