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Friction Coefficients: Poplar
Cast iron wooden brake blocks brake to Wrought iron wooden brake blocks brake
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 |
|---|---|---|---|---|---|
| Poplar | Cast iron wooden brake blocks brake | Cast iron | 0.35 | 0.35 | wooden brake blocks brake |
| Poplar | Wrought iron wooden brake blocks brake | Wrought iron | 0.6 | 0.6 | wooden brake blocks brake |
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