Description Overview Ultrasonic technology to weld and stitch the fabric together without needle or thread. High speed and high productivity, strong welding strength, stable quality. Different pattern roll can be ordered according to the clients different material and different product requirements. Typical applications: mattresses, bed sheets, seat cushions, snow jackets, car seat covers, etc. Machine 1: Model Q-6430 Maximum working width: 60 inches Dimensions: L 6070 x W 2800 x H 2450 Layers: 1 to 3 (plies) Variable working speed: 0 to 10 m/min Air required: 5 kg/cm (5 hp compressor) Frequency: 20 kHz (10 sets ultrasonic systems) Net weight: 2.2 tons Machine 2: Model Q-8830 Maximum working width: 84 inches Dimensions: L 6070 x W 3320 x H 2450 Layers: 1 to 3 (plies) Variable working speed: 0 to 10 m/min Air required: 5 kg/cm (5 hp compressor) Frequency: 20 kHz (12 sets ultrasonic systems) Net weight: 3.0 tons