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Friction Coefficients: Cast iron
Cast iron slightly lubricated 525psi to Hard wood slightly lubricated sliding
Static and kinetic friction coefficients between material pairs under various surface conditions
| material 1 | material 2 condition | material 2 | mu kinetic max (dimensionless) | mu kinetic min (dimensionless) | pressure psi (psi) | standard | surface condition |
|---|---|---|---|---|---|---|---|
| Cast iron | Cast iron slightly lubricated 525psi | Cast iron | 0.37 | 0.37 | 525 | Machinery's Handbook (Oberg et al.) | slightly lubricated |
| Cast iron | Cast iron slightly lubricated 565psi | Cast iron | 0.37 | 0.37 | 565 | Machinery's Handbook (Oberg et al.) | slightly lubricated |
| Cast iron | Cast iron slightly lubricated 600psi | Cast iron | 0.37 | 0.37 | 600 | Machinery's Handbook (Oberg et al.) | slightly lubricated |
| Cast iron | Cast iron slightly lubricated 635psi | Cast iron | 0.37 | 0.37 | 635 | Machinery's Handbook (Oberg et al.) | slightly lubricated |
| Cast iron | Cast iron slightly lubricated 670psi | Cast iron | 0.38 | 0.38 | 670 | Machinery's Handbook (Oberg et al.) | slightly lubricated |
| Cast iron | Cast iron slightly lubricated 710psi | Cast iron | 0.43 | 0.43 | 710 | Machinery's Handbook (Oberg et al.) | slightly lubricated |
| Cast iron | Cast iron slightly lubricated 780psi | Cast iron | — | — | 780 | Machinery's Handbook (Oberg et al.) | slightly lubricated |
| Cast iron | Cast iron slightly lubricated sliding | Cast iron | 0.15 | 0.15 | — | Machinery's Handbook (Oberg et al.) | slightly lubricated |
| Cast iron | Hard wood dry sliding | Hard wood | 0.49 | 0.49 | — | Machinery's Handbook (Oberg et al.) | dry |
| Cast iron | Hard wood slightly lubricated sliding | Hard wood | 0.19 | 0.19 | — | Machinery's Handbook (Oberg et al.) | slightly lubricated |
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