This kind of  tensioner is designed for warping glass fiber yarn.

The main properties are: 

A:When taking out yarn, it can adjust different tension in ring bobbin.

B:It can hold more than 250m/min of taking out speed with constant tension .

C:Identifying the tension yarn at any time and avoiding broken yarn effectively. 

D:Finding the broken yarn at ring bobbin directly. 

E:Being no open and rotating parts, the machine is not sensitive to dust and not easy to go wrong.

F: Suitable for 0-2000D