... mattress bed cover Product Features1.Short welding time,ultrasonic automatic bonding without thread and needle more efficient ... 8000MM*2000MM*2300MMSpeed 8-20M/MINWeight 6800KG(4)ultrasonic quilting machine of mattress bed coverApplied rangeCar tarpaulin, ... curtain, cold gloves, baby mat moisture urinal pad, home decorative supplies, wardrobe, incorporating storage, tents wardrobe, washing machine ...