RX (DX，SF-2) the self-lubricating bearing take the steel plate as the substrate,among agglutinates the ball bronze powder,the superficial rolling modification gathers the armor (POM),and includes the oil storage pit.

It is suitable under the normal temperature condition and the low speed heavy load place,the substitution tradition,both reduces the cost and to lengthen the service life. The product widely applies to the motor car chassis,the forging press,the metallurgy mining machinery,the project machinery,the water and electricity,domain and so on steel rolling profession.