*Replace traditional heat slitting, no overwelt and rough edge. *Using 35KHz ultrasonic auto-tuning system, quiet and free adjustment. *Cutting & sealing edge in one time, finish good is perfect and elegant. *Using edge positioning device to control precise slitting quality. *2 collecting device to fix production requirement. *No pre-heat is needed before operation. Slitting can be carried immediately after switched on. *No smoke and danger as traditional heat slitting. *Easy adjusting the slitting width by single knife adjust or knife set micro adjust. *Easy operation with interface control system. *Automatic detecting system to detect abnormal situation such as material roll finish to avoid production loss. *Cutting speed control by invert motor for stable and fast speed production. Specifications: POWER OUTPUT/900W ULTRASONIC SYSTEM 35 KHz Auto-tuning/3 sets LINE SOURCE 220V, 1P/50/60Hz WORKING WIDTH/300 mm MINIMUM SLITTING WIDTH/10 mm WORKING SPEED/1 ~ 25 m/minute AIR PRESSURE/6 kg/cm 2 KNIFE SET/30 sets