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Table 3

Test results of pre-corroded rollers.

Lubricating oil Roller Time to failure(h) L10 life (h) β-slope
    #1 #2 #3 #4 #5    
T32 New rollers 197.0 83.5 100.0 122.3 107.6 136.3 3.19
T32 Pre-corroded rollers 6 h 64.3 33.0 16.0 13.6 9.40 1.69
T32 Pre-corroded rollers 24 h 23.8 8.5 9.1 22.4 7.3 2.48

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