Features and application:

The machine is particularly suitable for sewing cylindrical thick materials, raw materials and thick fabrics, widely used, after a radically improved chain gap, the realization of the needle, the bottom line of the low tension, inhibition of the high speed of skipping and wrinkling phenomenon, is the best choice for sewing dust bags.

The rate of jumper is more than 40% lower than chain transmission structure of the sewing machine.