To provide a technique capable of realizing an appropriate wear resistance in a resin coating layer. The sliding member of the present invention is a sliding member including a base layer and a resin coating layer formed on the base layer, wherein the resin coating layer is formed of a polyamide-imide resin as a binder, barium sulfate particles, molybdenum disulfide particles, and unavoidable impurities, wherein the resin coating layer is composed of a plurality of overcoated application layers, and wherein the plurality of application layers are different from each other in content of hard particles.

Among other things, a bearing assembly comprising a hybrid coating is provided. A bearing assembly may comprise a substrate having a surface and a hybrid wear resistant coating over the surface of the substrate. In an example, the substrate may be an inner radial bearing and/or and outer radial bearing within a bearing assembly. The hybrid wear resistant coating may comprise a high wear resistant coating and a low wear resistant coating. The high wear resistant coating may comprise a wear resistant matrix over the surface and a set of wear resistant elements within the wear resistant matrix. In an example, wear elements within the set of wear elements may comprise tungsten carbide. The low wear resistant coating may be over a low wear area of the surface. In an example, the low wear resistant coating may be positioned between the first high wear resistant coating and a second high wear resistant coating.

Embodiments disclosed herein relate to bearing apparatuses including a bearing assembly having a continuous superhard bearing element including a continuous superhard bearing surface and a tilting pad bearing assembly. The disclosed bearing apparatuses may be employed in pumps, turbines or other mechanical systems. In an embodiment, the bearing apparatus includes a first and second bearing assembly. The first bearing assembly includes a first support ring and a plurality of tilting pads. Each tilting pad is tilted and/or tiltably secured relative to the first support ring. The second bearing assembly includes a continuous superhard bearing element. The continuous superhard bearing element includes a continuous superhard bearing surface facing the plurality of tilting pads and exhibits a maximum lateral width greater than about 2 inches.

A wear-resistant member that is slidingly contacted with a hard member, wherein the wear-resistant member is formed of an alloy in which hard particles having an average particle size of 10 to 150 μm are bonded by a bonding portion.

A bearing assembly includes a roller bearing unit, an inner race and an outer race. The roller bearing unit is formed of polycrystalline super-hard material having a mean mass density of at most 4.5 g/cm.sup.3 and a volume-weighted arithmetic mean thermal conductivity of at least 100 W/m.Math.K.

Provided is sliding components capable of stably obtaining a low-friction effect even in a non-lubricated environment. Sliding components and have sliding surfaces and performing relative sliding. A carbon film in which a polymer structure is dispersed is formed on the sliding surface of the sliding component. The proportion of the polymer structure dispersed in the carbon film is such that an extinction coefficient of 0.2 or less and a refractive index of 1.5 to 2.0 are satisfied in a wavelength range of 550 nm of spectroscopic ellipsometry.

A hybrid bearing assembly includes a bushing. A sleeve is rotationally disposed within the bushing and a support layer is disposed around an outer perimeter of the bushing. A protective sleeve is disposed abutting the sleeve. A protective bushing is disposed abutting the bushing.

A powder metallurgically produced, wear-resistant, and highly thermally conductive copper-based sintered alloy as matrix is disclosed. The sintered alloy includes a powder mixture of a copper-base powder, of a hard phase with a total share of 8 to 40% by weight, of a solid lubricant with a total share of 0.4 to 3.8% by weight, of a pressing additive with a total share of 0.3 to 1.5% by weight, and production-related impurities. The powder mixture includes at least 55% by weight of the copper-base powder.

A wear-resistant coating film is disclosed that can maintain high wear resistance for a long period of time even when it is subjected to repetitive wear, and a method for producing the film, as well as a wear-resistant component. The wear-resistant coating film 10 includes a plated layer 11, lump parts 2, and a coat layer 13. The plated layer and the coat layer are laminated, and each of the lump parts is formed of a single particle 12 and/or an assembly of particles 12. The lump parts 2 are held by the plated layer 11 and are disposed to protrude from the plated layer 11. The coat layer 13 is formed to coat the surface of the plated layer 11, the lump parts 2 have flat portions 18, and the flat portions 18 are placed on the same plane as the surface of the coat layer 13.

To provide a technique capable of realizing an appropriate wear resistance in a resin coating layer.

The sliding member of the present invention is a sliding member including a base layer and a resin coating layer formed on the base layer, wherein the resin coating layer is formed of a polyamide-imide resin as a binder, barium sulfate particles, molybdenum disulfide particles, and unavoidable impurities, wherein the resin coating layer is composed of a plurality of overcoated application layers, and wherein the plurality of application layers are different from each other in content of hard particles.