1956-01-01

FRICTION MATERIALS FOR AUTOMATIC TRANSMISSIONS 560308

Friction materials for use in oil applications have been classified into five types by nature of their composition and characteristics. These types are: Resilient, Woven, Semi-Metallic, Rigid Molded and Sintered Metallic.
Specific application of the various types of friction material for band and plate applications in automatic transmissions is presented. The effect of grooving patterns on the frictional characteristics of various materials is discussed. Various use factors to be considered in the selection of a friction material for use in oil are outlined. These are: Frictional Value, Operating Temperatures, Engagement Characteristics, Durability, Conformability, Formability, Release Aids, Unit Pressures and Price.

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