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1、-摩擦系数 1.各种润滑状态下的摩擦系数材料与润滑条件摩擦系数应用实例干摩擦洁净无润滑表面0.30.5钢银、皮革木材、尼龙钢除上述外的金属（不包括密集六方晶体结构）0.81.5铜铜、黄铜黄铜、铬铬、密集六方晶体结构的相同金属0.350.65钛钛、锌锌硬材料对洁净的有柔软成分的二相合金0.150.3钢铜铅合金、钢巴氏合金橡胶对其他材料聚四氟乙烯对其他材料石墨对其他材料0.60.90.040.120.080.16 -纯净表面，高真空处理的 金属 非金属3.00.41.0-固体润滑涂有软金属的硬金属表面0.080.2钢表面上涂有铅用石墨、二硫化钼或粘结剂粘结的固体润滑材料0.060.2-边界润滑低效
2、润滑0.30.5水、汽油、非潮湿性液体润滑的金属一般润滑0.150.3精制矿物油、湿润性液体润滑和有污染的金属表面高效润滑： 金属金属、金属非金属非金属非金属 0.050.10.10.1带有油性添加剂的矿物油、脂、良好的合成油润滑的：钢钢、钢尼龙尼龙尼龙动压润滑全液体润滑油膜(速度v3m/min)0.0010.01-静压润滑全液体润滑油膜0.001-滑动轴承的摩擦系数轴承类型轴承状态摩擦系数备注滑动轴承液体摩擦0.0010.01-半液体摩擦0.010.1-半干摩擦0.10.5-轧辊轴承层压胶木轴瓦0.0040.006-青铜轴瓦0.070.1用于热轧辊青铜轴瓦0.040.08用于冷轧辊特殊密封的
3、液体摩擦轴承0.0030.005-特殊密封的半液体摩擦轴承0.0050.01-2.常用材料的摩擦系数摩擦副材料摩擦系数 摩擦副材料摩擦系数无润滑有润滑无润滑有润滑钢钢0.15(静)0.10.10.12(静)0.050.1铝未淬火T8钢0.180.03软钢0.20.10.2淬火T8钢0.170.02未淬火T8钢0.150.03黄铜0.270.02铸铁0.20.3(静)0.160.180.050.15青铜0.22-黄铜0.190.03钢0.30.02青铜0.150.180.10.15(静)0.07夹布胶木0.26-铝0.170.02硅铝合金夹布胶木0.34-轴承合金0.20.04钢纸0.32-夹布
4、胶木0.22-树脂0.28-钢纸0.22-硬橡胶0.25-冰0.027(静)0.014-石板0.26-粉末冶金0.350.55(静)-绝缘物0.26-聚四氟乙烯0.1(静)0.05工程塑料聚四氟乙烯0.04(静)0.04-聚全氟乙丙烯0.25(静)0.18聚三氟氯乙烯0.43(静)0.32-聚偏二氟乙烯0.33(静)0.25低密度聚乙烯0.33(静)0.33-聚三氟氯乙烯0.45(静)0.33高密度聚乙烯0.12(静)0.11-低密度聚乙烯0.27(静)0.26聚氯乙烯0.5(静)0.4-高密度聚乙烯0.18(静)0.08-0.12聚偏二氯乙烯0.9(静)0.52-聚氯乙烯0.45(静)0.4
5、聚苯二甲酸乙二醇酯0.27(静)0.20-聚偏二氯乙烯0.68(静)0.45聚酰胺（尼龙66）0.42(静)0.35-聚苯二甲酸乙二醇酯0.29(静)0.28尼龙尼龙0.150.25(静)-聚酰胺（尼龙66）0.37(静)0.34聚四氟乙烯聚四氟乙烯0.04(静)-软钢铸铁0.2(静)0.180.050.15橡胶橡胶0.5(静) -青铜0.2(静)0.180.070.15石金属0.30.4(静)-45#淬火钢聚甲醛0.460.016土0.5(干)0.3（湿）-聚碳酸脂0.30.03雪橇雪0.08(静)0.06 -尼龙9(加3%MoS2)0.570.02石墨软钢0.21-尼龙9(加30%玻璃纤维
6、)0.480.023冰冰0.30.5(静)0.11(-40)0.025(0)-尼龙1010(加30%玻璃纤维)0.039-铁0.027-尼龙1010(加40%玻璃纤维)0.07-红宝石红宝石0.16-氯化聚醚0.350.034淬硬钢0.25-ABS0.350.460.018石棉基材料钢或铸铁0.250.40.080.12玻璃0.7-铸铁铸铁0.150.150.16(静)0.070.12皮革钢或铸铁0.30.50.120.15金属0.40.6(静) -青铜0.28(静)0.150.210.16(静)0.070.15木料0.40.5(静)0.030.05-皮革0.550.280.150.12硬木钢
7、或铸铁0.20.350.120.16橡胶0.80.5软木0.30.50.150.25铜铜0.2-钢纸0.30.50.120.17未淬火的T8钢0.150.03毛粘0.220.18淬火的T8钢0.150.03木材木材0.40.6(静)0.2(湿)0.20.50.1(静)0.070.1黄铜黄铜0.170.02石0.4(静)-钢0.30.02金属0.6(干)0.2(湿)-未淬火T8钢0.190.03麻绳木材0.50.8(静)0.5-淬火T8钢0.140.02毛织品毛织品0.44-硬橡胶0.25-砖砖0.60.7-玻璃0.25-玻璃玻璃0.7-青铜夹布胶木0.23-水晶水晶0.9-钢纸0.24-树脂0
8、.21-硬橡胶0.36-石板0.33-绝缘物0.26-3.自润滑材料的摩擦系数材料密度(kg/m3)硬度(HB)抗压强度(MPa)摩擦系数备注配方质量百分比粘滑试验环块试验LY12LY12渗碳钢Ag1009600253860.66静0.63粘着0.580.65烧结温度：600。粘滑试验中，圆头为LY12(铝)，载荷4.8N,速度8mm/min.环块试验中，总载荷98N，速度7.8m/min,15min停止试验。Ag+WSe290+109500251850.18静0.170.120.150.250.3780+209400221100.16静0.160.120.140.250.2670+30930
9、020720.16静0.150.140.170.190.2560+40910019450.15静0.140.150.170.330.38Ag+MoS295+58800253040.19静0.130.120.160.230.3490+108500242290.13静0.140.100.130.170.2380+207800221050.14静0.140.130.140.250.3170+30720020670.14静0.130.130.140.220.2560+40670020460.12静0.110.140.160.180.22Ag+Cu+Zn+MoS262+29+9+08500583860.
10、57静0.55粘着0.480.4959+27.5+8.5+57800502870.38静0.330.150.200.210.3455.8+26.1+8.1+107700452160.32静0.300.110.160.210.2952.7+24.61.7+157400421940.27静0.240.140.160.210.20Cu1007000442660.46静0.44粘着0.720.77Cu+WSe290+107400382470.31静0.290.120.150.140.3180+207500351960.28静0.260.110.130.100.3175+257600271280.25静
11、0.230.140.170.150.2865+357700251070.24静0.210.120.150.260.2960+40760022710.21静0.200.120.130.190.26Cu+MoS290+106900381570.37静0.330.110.140.190.2180+206500391030.30静0.250.110.130.130.2870+30630026770.19静0.170.130.150.150.22Cu+石墨90+106000211190.15静0.15粘着0.220.2380+20500014650.17静0.170.170.180.230.2670+3
12、0430012430.17静0.170.190.210.230.26Fe+石墨90+104700401870.18静0.170.140.15-烧结温度900。试验条件同上80+20430017720.15静0.150.180.20-70+30390016520.13静0.130.200.21-4.密封材料的摩擦系数 密封材料润滑剂摩擦系数(与45钢套)粘度50（mm2/s）添加剂18100润滑充分润滑不足润滑充分润滑不足鞣制皮革30抗氧剂0.090.060.160.0860-0.060.06-铬鞣皮革30抗氧剂0.130.06-氯丁橡胶30抗氧剂0.020.070.12-60-0.01-130
13、10%菜子油0.010.06-特殊橡胶30抗氧剂0.030.060.160.1760-0.02-0.15-5.真空中材料的摩擦系数摩擦副材料摩擦系数摩擦副材料载荷（N）摩擦系数空气中真空中空气中真空中CuNi0.451.5AlAl300.781.57CuFe0.510.75600.590.59WNi0.211.36黄铜黄铜320.310.7WCu0.340.41640.390.6TaCu0.230.9铍青铜铍青铜320.581.1TaNi0.440.43不锈钢不锈钢-0.822.94摩擦副材料摩擦系数摩擦副材料摩擦系数液氮中液氢中液氮中石墨+金属氟化物不锈钢0.180.22AlAl0.718石
14、墨+酚0.040.06TiTi0.692石墨(15%)+F4(85%)0.090.16WW1.006石墨(5)+尼龙(95%)0.060.15FeFe0.841Al38CrMoAlA(氮化)0.853-NiNi0.879Ti0.734-MoMo0.831W1.068-聚苯乙烯45#钢0.330.35Fe1.023-聚氯乙烯0.200.22Co0.537-夹布胶木0.310.34Ni1.037-F40.090.10Nb1.016-桦木0.320.38Mo0.879-硬橡胶0.300.4838CrMoAlA0.897-石墨0.680.726.低温下材料的摩擦系数7.滚动摩擦系数滚轮材料滚道材料滚动
15、摩擦系数(cm)滚轮材料滚道材料滚动摩擦系数(无量纲)钢钢0.02-0.04钢球(d=1.6mm)硬钢0.00002木0.15-0.25软钢0.00004-0.0001碎石路0.12-0.5黄铜0.000045软土路7.5-12.5铜0.00012淬火钢淬火钢0.01铝0.001铸铁铸铁0.05锡0.0012木材钢0.03-0.04铅0.0014充气轮胎优质路0.05-0.055玻璃0.000014泥土路0.1-0.15-实心橡胶轮胎优质路0.1-泥土路0.22-0.28-铁梨木柞木0.05-榆木0.08-滚动轴承的摩擦系数轴承类别摩擦系数轴承类别摩擦系数单列向心球轴承径向载荷0.002短圆柱滚子轴承0.002轴向载荷0.004长圆柱滚子或螺旋滚子轴承0.006单列角接触球轴承径向载荷0.003滚针轴承0.008轴向载荷0.005推力轴承0.003圆锥滚子轴承径向载荷0.008双列向心球面球轴承0.0015轴向载荷0.02双列向心球面滚子轴承0.004轧辊用圆锥滚动轴承-0.002-0.005-第 4 页-