Semi-automatic bookcase envelop machine. Is refer to file box, hard book covers.the pack book hull etc.bookcase envelop machine. The host adoption vari-resisting to adjust soon, flying to reach the auto last paper gum,setting time arbitrarily to heat automatically,automatic control temperature etc.the forerunner's electronics electric appliances component,function stability,operation celerity. Pipelining installs strong dint to absorb breeze device,can avoid paper over the gum behind bent change a type and move, make fixed position accurate,The coda wraps a side the ,with the rear using automaktic edge covering and leveling devices to better guarantee product quality. No bubble,no crimple,raise product quality availably. Specifications: Model Sheet thickness KL-650 80-200g Sheet cover width Sheet cover length Production speed(count) 100-600mm 1-4mm 10-40pcs/min Total power weight Power supply 12.5kw 2000kg 380V