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Copyright ©The Author(s) 2015.
World J Orthop. Jan 18, 2015; 6(1): 77-94
Published online Jan 18, 2015. doi: 10.5312/wjo.v6.i1.77
Table 3 Experimental estimations of coefficient of friction for different bearing types, obtained using 25% and 100% bovine serum as lubricants (test conditions: load range 0.1-2 kN, rotation ± 25°, frequency 1 Hz)[32,33]
Head/cupCOF 25% Bovine serumCOF 100% Bovine serum
MoP0.062 (+ 0.008)0.064 (± 0.01)
CoP0.056 (+ 0.01)0.06 (± 0.012)
MoM0.12 (± 0.02)0.096 (± 0.012)
MoMRHR0.098 (± 0.02)0.079 (± 0.011)
CoC0.04 (+ 0.007)0.056 (± 0.01)