We are a professional oil-free bearing manufacturer - JDB copper sleeve - JDB copper sleeve manufacturer

Main products: FB bronze rolling bearing, JDB solid lubrication bearing, JF bimetal bearing, SF-1 oil-free lubrication bearing, SF-2 boundary lubrication bearing, FR bronze PTFE sleeve, FD filled PTFE material, etc. Products are widely used in hydraulic industry, automobile industry, engineering machinery, metallurgical equipment, mining machinery, injection molding, mold, textile, printing, filling, packaging and other machinery manufacturing fields