SF 复合轴承产品说明书 SF-1 型材料的结构和特点 STRUCTIRE and PROPERTY of SF-1 结构 SF-1 三层复合材料。它由塑料—青铜—钢背三层复合而成。图1 是在钢背上烧结一层0.25-0.3mm 厚的球形青铜粉。SF-1 型的表面塑料层主要成份是聚四氟乙烯与铅等混合物。通过辊轧铜粉孔隙中充满了聚四氟乙烯与铅等混合物。表面厚度为 0.01-0.3mm。 STRUCTURE SF-1 tripple layer composite material consists of 3 bonded layers: a steel backing strip, a sintered porous spherical bronze particles interlayer, and impregnated and overlaid with a polymer material.the surface polymer layer being calendered into the pore of bronze is aPTFE and Pb mixture and the overlaid thickness is about 0.01-0.03mm. 图 2 SF-1 轴承，翻边轴承，垫片等 Fig.2 Bushes,washers and Flanged Bashes of SF-1 -1-
