... ultrasonic quilting machine of mattress bed coverNK-JM2012(1)ultrasonic quilting machine of mattress bed coverThe principle of operation ... 20M/MINWeight 6800KG (4)ultrasonic quilting machine of mattress bed coverApplied range Car tarpaulin, Car seat covers, luggage ... footwear shoes, clothing coat, children jacket, pillow, quilt, mattress bed cover, cushion pillow, table mats table cloth, curtain ...