Different types of widely used electrically insulated bearings

There are various types of insulated bearings available in the present market, of these, ceramic and resin insulated bearings have proven to be quite economical and effective. There are other variations available such as ceramic hybrid bearings equipped with rolling elements made of silicon nitride. Such bearings are used where there is a heavy load in operation, and access to service is limited, such as, the wind energy production sector.

As far as the insulation coated bearings are concerned, most of the leading bearing manufacturers, such as SKF, NKE, FAG, NTN, JXKJ etc, use plasma technology to make the coating very effective. Some of the bearings manufactured by these companies can resist stray currents of up to 3000V AC or DC.

NINE STAR insulated bearing has been in China market for about 5 years. It is the first brand for insulated bearings made-in-china, aiming to offer end users good quality insulated bearings with cheaper price. For more information, please visit website www.ninestarbearing.com .