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Self-lubricated Sintered Bearings

Self-lubricated Sintered Bearings(YF-01)
 
Alloy composition = bronze / bronze-iron / stainless steel AISI 304 or 316
Suitable for high speed and low load-Possibility of solid lubricant (graphite or Mo S2)
Good friction factor-Silent working-Reduced tolerance
Standard tolerance of inside diameter: G7-Outside diameter: s7
Recommended shaft tolerance: f7/g6-Recommended housing tolerance: H7
 
Tech. Data 
 

 Material  

 Performance

 

 Bronze

90% Cu 10% Sn

Iron

99.9%

 Density  (Gr./cm3)  6.4 - 6.8  5.7 - 5.9
 Static load  (Kg./cm3) 200  500
 Dynamic load  (PV=kg./cm3×m/sec.) 18  13
 Max Linear speed  (M./sec.) 7  5
 Volume of oil impregnation  (%) 22  22
 Hardness  (HB=kg./cm3) 25  35
 Friction coefficient  (Kg./×mm2) 0.030  0.025
 Traction resistance   10 - 20  18-26
 Elongation  (%) 1 - 2.5  2-4
 Max thermal temperature (standard)  (℃) -20- +120   -20-+120
 Max thermal temperature graphite/MOS 32  (℃) -40- +300   -

 

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