1. Uniform flow distribution，good mobility.
2. Reduce production cost sharply.
3. Stable production and high production efficiency.
4. According to customer needs, design and manufactures of specifications of the extrusion die.
5. The appearance is flat, no unevenness and wrinkles, no bubbles, shrinkage holes, etc., flaws.
6. Easy-removal and easy-cleaning.
7. Smaller tolerance in product thickness.
8. Best inner runner design.