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pleated filters sewing machine, 1. without needle and thread, 2. semi and auto operated way, 3. speed can reach 20M per min - details see: https://www.machineto.com/china-ultrasonic-sewing-machine-manufacturers-10252676

china ultrasonic sewing machine manufacturers

Technical Parameter:

Power: 1400W Frequency: 20KHz Voltage: AC220V, 50/60Hz, 10A

Speed: 9-20m/min

Overall Size: 1200(L)*540(W)*1000(H)mm

Package Size: 1220(L)*560(W)*1100(H)mm

N.W.: 150Kgs G.W.: 180Kgs

2. Suitable Materials for Ultrasonic Lace Sewing Machine.

This machine can work with all chemical synthetic fiber materials, or materials contain chemical fiber blending cloth, chemical film(chemical fiber should be more than 30%), for instance, Nylon, needlework cloth, Non Woven Fabrics, T\R cloth, Tetoron cloth(Polyester cloth), multilayer cloth, other coated fabric and coated papers.

3. Features of Ultrasonic Lace Sewing Machine

(1) There’s no fog and spark during welding. And it won't cause damage to fabric edge. So products will be pretty.

(2) It is easy to change ultrasonic die. Moulds can be customized according to customers' requirements.

(3) Without pre-heating, and continuous operation is possible.

(3) Moulds are made from special steel for Ultrasonic. Durable. And do multistep procedures for moulds, like heat treatment, cold treatment, etc to extend its lifespan.

(4) Simple operation, low noise ultrasonic, etc.