JDB soild lubricant embedded bushing is a new type made from strong brass and homogeneously embedded with solid lubricant in its body. It breaks through the limit of general bearing whose lubrication depends on oil film,So heavy duty, anticorrosion, or where oil is hard to be introduced .lts performance doubles both on hardness and wear-friction. It is now widely applied in successive casting machines,mineral machine,ships,turbogenerators,hydraulic turbines and injection molding machines etc.