... Ultrasonic spot welding machine/spot welder machine be used for nonwoven fabric welding,forming,sealing,seaming,bonding,etc. Product ... based adujstable balance structre, which is easy and convenient for mould djusting 6. With self moule manufacturing workshop, ... aluminium mould model. 7. MOS-FEE high tech electronic components for replacement of conventional electric crystal drive circuit, which helps ...