Powder metallurgy parts are widely used in automobile engines. The powder metallurgy pulley and other accessories form an idler pulley, plus a fixed shell, tension arm, torsion spring, rolling bearing and spring sleeve to form a tensioner , which can automatically adjust the tension according to the different tightness of the belt. Make the transmission system stable, safe and reliable.

The tensioner is a vulnerable part of automobile and other spare parts. The belt is easy to be stretched after a long time. Some tensioners can automatically adjust the function of the tensioner to adjust the tightness of the belt. Generally speaking with the belt Change together, so as not to worry about the tension of the belt. In addition, with the tensioner, the belt runs more smoothly, the noise is less, and it can prevent slipping.

The function of the tensioner is to adjust the tightness of the belt. Generally, it is replaced with the belt to ensure safety.