... 0.7+0.7mm 1000N pull force Ultrasonic Metal Welding Machine(Heat Sinks for Car) Product Requirement: 1.FOR ULTRASONICALLY ... in the world famous brand, lower utility costs.4, man-machine interface control, multi-parameter storage.5, energy detection mode, to ... , large-scale cooling block.6, electromagnetic switches, non-fuse switch high current contact, dissimilar metal sheets of mutual melting.7 ...