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Friction Coefficients: Leather
Aluminum working value friction wheel to Metal Grease
Static and kinetic friction coefficients between material pairs under various surface conditions
| material 1 | material 2 condition | material 2 | mu static max (dimensionless) | mu static min (dimensionless) | surface condition |
|---|---|---|---|---|---|
| Leather | Aluminum working value friction wheel | Aluminum | 0.22 | 0.22 | working value friction wheel |
| Leather | Cast iron greasy clutch | Cast iron | 0.25 | 0.2 | greasy clutch |
| Leather | Cast iron working value friction wheel | Cast iron | 0.14 | 0.14 | working value friction wheel |
| Leather | Clean Metal Clean and Dry | Clean Metal | 0.6 | 0.6 | Clean and Dry |
| Leather | Iron assumed for brake calculations brake | Iron | 0.3 | 0.3 | assumed for brake calculations brake |
| Leather | Metal(Wet) unspecified | Metal(Wet) | 0.4 | 0.4 | unspecified |
| Leather | Metal (clean) ASM unlubricated | Metal (clean) | 0.6 | 0.6 | Unlubricated, room temperature, ambient air |
| Leather | Metal Grease | Metal | 0.2 | 0.2 | Grease |
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