... ALT-60 Ultrasonic Lace Machine 1.high production effciency 2,welding surface without Burr 3.widely used 4.save labor ALT-60 ... Ultrasonic Lace Machine Performance Characteristics 1.This machine can make vairous pattern ... ,food,non-woven bags,face mask ,non-wovenproducts industry. 4.The machine can sealing ,pattern edge,cutting ,trimming,suppress graphics,hole ...