trilobular thread forming screw must open mold?

Triangular screws are used because they allow the screws to be screwed in better, so many users will choose this type of screw. So, is the trilobular thread forming screw necessary to open the mold?

Basically, many trilobular thread forming screw are to be opened. Deciding whether or not this triangular screw should be opened is generally affected by these factors:

1. The type of thread type of the triangular screw. The thread of the triangular thread are generally machine thread and self tapping thread. Different types of thread use the different plates are not the same.
2. Thread diameter. The specifications of the plates used for different thread diameters are different.
3. The length of the thread. Even with the same thread diameter, when the length of the thread is not the same, it is also necessary to open a new mold to produce.
4. The size of the triangle thread. Some customers have requirements for the size of the trilobular thread forming. Even if the screw manufacturer had previously produced the trilobular thread forming screwand the trilobular thread forming screwof the thread length, but the size of the triangle is not the same, it is also to open the mold.

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