... .product is more smooth and stable. (3)ultrasonic quilting machine of mattress bed cover Technical parameter Model NK- ... 8000MM*2000MM*2300MMSpeed 8-20M/MINWeight 6800KG (4)ultrasonic quilting machine of mattress bed coverApplied range Car tarpaulin, Car ... mattress bed cover, cushion pillow, table mats table cloth, curtain shower curtain, cold gloves, baby mat moisture urinal pad, home decorative ...