According to the mold results at home and abroad, the company features two independent R & D and manufacture of new composite single mold, with the following characteristics:
      1, the use of imported or domestic alloy steel to ensure high-speed operation of the mold.         2, the mold structure design is reasonable, the gas path design is unique, and with a lubrication system.
      3, the use of high or trampled hard treatment process, but also extend the life of the mold.
      4, the use of special processing methods can do a variety of shapes mold making.
     Forming principle:    Upper die run to the blanking punch and cutting the die cutting edge material, the material on the mold to continue down the blank holder in the cylinder under the action of the cutting punch blank holder force, the role of the upper and lower mold core to achieve the first level of stretching; continue down a stretch of the die, two tensile and two stretch punch mark at the same time playing in the product to suppress; press over bottom dead point, the blank holder the next cylinder under the action of a stretch concave mold to form a volume of round space, rolling the finished product, continue upward ejection from the next cylinder, blowing pieces under the action of blowing away the mold.