This machine is a special equipment for braiding packing with square section using asbestos, PTFE, graphite, carbon fiber, china fiber, cotton, hemp, metallic yarn etc as materials. This machine could be moved by multifarious shifting gears driving by motor, the degree of tightness of braided packing could be adjusted. This machine could stop automatically when failure appears, materials broken. The length of finished braided packing could be controlled by this machine.