SF-1无油轴承:是一种兼有金属轴承特点和无油润滑轴承特点的新颖润滑轴承，是以钢板为基体、中间烧结球形青铜粉，表面轧制改性聚四氟乙烯.由金属基体承受载荷，特殊配方的复合润滑材料起润滑作用。它具有承载能力高，耐冲击，耐高温，自润滑能力强等特点，特别适用于重载，低速，往复或摆动等难以润滑和形成油膜的场合，也不怕水冲和其它酸液的浸蚀和冲刷，轴承不仅节油，节能，而且其工作寿命也比普通滑动轴承长。目前产品已广泛应用在冶金连铸机、轧刚设备、矿山机械、船舶、汽轮机、水轮机、注塑机及设备生产流水线中。
SF-1标准公差尺寸表 | |
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Unit:mm
相配轴径公差 | 相配座孔公差 | 轴承外径公差 | 压入座孔后轴承内径公差 | 壁厚 | f1 | f2 |
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6 | 8 | 10 | 12 | 15 | 20 | 25 | 30 | 40 | 50 | 60 | |||||||||
6-0.013 | 8+0.015 | 8 +0.055 | 5.990 | 0.980 | 0.6 | 0.3 |
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8-0.013 | 10+0.015 | 10+0.055 | 7.990 |
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10-0.016 | 12+0.018 | 12+0.065 | 9.990 |
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12-0.016 | 14+0.018 | 14+0.065 | 11.990 |
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13-0.016 | 15+0.018 | 15+0.065 | 12.990 |
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14-0.016 | 16+0.018 | 16+0.065 | 13.990 |
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15-0.016 | 17+0.018 | 17+0.065 | 14.990 |
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16-0.016 | 18+0.018 | 18+0.065 | 15.990 |
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17-0.016 | 19+0.021 | 19+0.075 | 16.990 |
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18-0.016 | 20+0.021 | 20+0.075 | 17.990 |
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20-0.020 | 23+0.021 | 23+0.075 | 19.990 | 1.475 | 0.6 | 0.4 |
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22-0.020 | 25+0.021 | 25+0.075 | 21.990 |
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24-0.020 | 27+0.021 | 27+0.075 | 23.990 |
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25-0.020 | 28+0.021 | 28+0.075 | 24.990 |
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28-0.020 | 32+0.025 | 32+0.085 | 27.990 | 1.970 | 1.2 | 0.4 |
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30-0.020 | 34+0.025 | 34+0.085 | 29.990 |
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32-0.025 | 36+0.025 | 36+0.085 | 31.990 |
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35-0.025 | 39+0.025 | 39+0.085 | 34.990 |
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38-0.025 | 42+0.025 | 42+0.085 | 37.990 |
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40-0.025 | 44+0.025 | 44+0.085 | 39.990 |
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