MULTI-LAYER SLIDING MEMBER AND RACK GUIDE IN RACK-AND-PINION STEERING DEVICE FOR AUTOMOBILES USING SAME

摘要

A multilayered sliding member 51 includes: a backing plate 52 formed of a steel plate; a porous metal sintered layer 53 formed integrally on the surface of the backing plate 52; and a sliding layer 54 constituted of a synthetic resin composition filling pores of, and coating the surface of, the porous metal sintered layer 53, the synthetic resin composition being composed of 5 to 30% by weight of a barium sulfate, 1 to 15% by weight of a magnesium silicate, 1 to 25% by weight of a phosphate, 0.5 to 3% by weight of a titanium oxide, and the balance of a polytetrafluoroethylene resin.