3¡¡éabout the functions and characteristics of the pulse hot bar machine xcm50-a1 3.1 heating by upper pulse , ccd fluctuation counterpoint is adjustable 3.2 the temperature of up and down pulse heating curve is the same as digital temperature display. 3.3 sunsom patent (patent no. Zl201120120232.2)¡ê¬ sunsom cylinder structure pressure system can eliminate weight of head, accurate pressure . 3.4 can store 500 groups of function parameters. 3.5 pulse source output parameters can be adjusted according to the power head.