Materials
Static friction coefficient
Dynamic friction coefficient
Galvanized steel Iron sheet Plywood Rubber
0.35±0.02 0.48±0.01 0.51±0.04 0.67±0.03
0.29±0.02 0.41±0.02 0.43±0.02 0.56±0.03
0.36±0.02 0.42±0.02 0.56±0.03 0.65±0.03
0.31±0.02 0.36±0.03 0.49±0.02 0.55±0.03