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Pultrusion Dies:

We manufacture and supply various pultrusion dies for rods, tubes, beams and shapes. Our equipment&tooling factory has full range of machinery&tooling including precision machine tool, line-cutting machine, hammering machine, lathe, planer, grinder, polisher, borer, special system for gun-grilled die, etc. Combining excellent equipment, strong R&D team, experienced workers, we always try to offer quality, fast delivery, competitive price, perfect service


Exclusive Advantages:

1. Outstanding staff and workers.

2. Competitive Price: Obtainable by our high-efficiency and reasonable control of the cost.

3. Designing and manufacturing by machinery designers and process/technique specialists jointly.

4. Special start-up services: Most of our staff have been studying in pultrusion process for a long time. so we can offer special help for those who are in pultrusion for the first time.

5. Quick action in response to any inquiry, custom design and manufacture, delivery.

6. Perfect services: for each order we'll study carefully in all aspects and try our best to save customer's cost and give best solution. we do not just sell products, we sell a way to make profit and solve problems.

Gun Drilled dies:

Gun-drilled die is one-part die, there is no parting lines. We can supply  not only round gun-drilled dies, but also oval dies, flat beam dies, square/rectangular dies, etc.

Compressing moulds:

Why Gun-drilled Die?

1.Good surface finish: No half-line left on the rods/tubes surface.
2.Easy to clean and set:
It takes only 1/3-1/5 time to clean and  set gun-drilled dies.
3.Long life-time:
Avoid damage along parting line. Generally, service time of  gun-drilled die is 1.5-2.5 times that of  parting die.
4.Avoid pultrusion failure: Parting die is more likely to cause pultrusion failure due to die error, un-proper die setting, accumulating of resin pieces along parting lines, etc.
5.More precise  profiles: In pultrusion of small rods, errors in die manufacture and setting may cause large fluctuation in rod diameters. Gun-dies decrease errors greatly.

Preforming system:

Besides formulation and heating control, preforming system is also criticle for successful and constancy pultrusion. Before entering die, impregnated fiberglass rovings and mats must be properly arranged and placed. un-proper preforming system causes failure of pultrusion, bad quality, and other problems.

Please note, preforming system is far from easy as most people think of. Firstly, it must be designed based on profile design to meet the physical requirements. Secondly, it must let all reforcements running freely and smoothly,  to avoid any breaking of rovings, mats or cloth. Thirdly, for dies with mandrels, the preforming system is the only device to keep uniform thickness of pultruded profiles. Im-proper preforming may cause eccetric and even breaking of pultrusion. Fourthly, for complex profiles, preforming system is a large challenge.

UNICOMPOSITE design and manufacture successful preforming system for every die. we always try every new die and its preforming system out to make sure they are perfect.

Need technical/design help or more information? Please do NOT hesitate to contact our technical department.

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