Welcome to Changzhou DingHao Precision Machine Co., Ltd.                                                                                                               Email: wokclutch@aliyun.com


The type of WNF is an our company’s products. It is widely used in transport that have requirement of backstop, such as mining、excavating coal、gathering bulk etc. Its inside structure use the new type of irregular sprag that was optimizing designed. The sprag have lots of resisting strike and moment. And it rummily use itself、revolving centrifugal: when input-shaft is normally running and its revolving speed is faster than the speed that can break away from correlative parts. So, it can work in no friction and have longest use life.

Various aperture's keyway size

Mounting Example

Using notice

Use 2 # lithium grease 30% + Engine oil 70% , Stirring evenly. The grease required temperature range -40 ℃ ~ + 150 ℃. Plus grease once for every month.

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