guardrail forming machine 1.feed width:480mm 2.forming thickness( ... High Speed Guardrail Forming Machine The guardraill forming machine is mainly composed of uncoiler,checking level machine, punching machine, the main machine, the ... get hardening HRC 60-62) 1.5 the main machine power: 18.5 KW 1.6 Planetary gear ... 15 KW, pressure 20 Mpa 2.0 the main machine adopts the speed governing 5-12m/min 2.1 ...