Frame fast hydraulic machine Technial parameters; Model Work platform Main cylinder stroke(mm) Placket distance mm Power of motor (kw) Speed mm/s Return speed mm/s GWKH-100 410*400 160 380 5.5 100 100 GWKH-200 520*510 160 400 5.5 100 100 GWKH-300 590*580 160 400 7.5 100 100 GWKH-400 660*610 160 400 11 90 90 GWKH-500 710*660 160 450 15 90 90 GWKH-630 760*710 160 450 15 90 90 GWKH-800 820*760 160 500 15 90 90 GWKH-1000 910*860 160 500 18.5 90 90 GWKH-1250 960*910 160 550 18.5 90 90 GWKH-1500 960*910 160 550 22.5 90 90