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Effective thermal transfer is essential within an electric motor if you want it to have a long and reliable working life. However, motors are having to work harder, more efficiently and in tougher conditions – and our team at Saint-Gobain has spotted a problem with thermal transfer.

Since clothes dryers are most often situated in the living areas of a home, the amount of noise that they make is an important factor for dryer manufacturers to incorporate into their designs. Some of the main sources of these noises are due to bearings located within the inner workings.

Plastic bushings are a tempting choice as a low cost, off-the-shelf product. Plastic bearings are self-lubricating, maintenance-free, wear resistant and have a low coefficient of friction. But injection molded plastic has limitations in key performance areas that many applications require.

Using a Tolerance Ring can be a simple way to introduce a mechanical torque overload protection into a complex system. This will increase life-time and reduce space and weight of the final product.