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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-
