Idler sprocket is a chain sprocket, with a sealed bearing that allows the sprocket to rotate freely. Idler sprockets are normally mounted in a fixed position on a fixed shaft.
The product is made of carbon steel, the tooth part high temperature quenching heat treatment, high hardness, wear resistance, long service life, easy to use.
The Idler sprocket should not rotate at a greater speed than is allowable for drive sprockets of the same size. Every roller chain idler sprocket comes with strong teeth that can latch onto the chain. It is suggested that idler sprockets have at least three teeth in mesh with the chain.
Widely used in milling machine, drilling machine or other machinery transmission occasions.