How to Calculate Contact Ratio?
Contact Ratio calculator uses Contact Ratio = Path of Contact/Circular Pitch to calculate the Contact Ratio, Contact ratio represents the average number of teeth meshing at the same time. Contact Ratio is denoted by CR symbol.
How to calculate Contact Ratio using this online calculator? To use this online calculator for Contact Ratio, enter Path of Contact (P) & Circular Pitch (Pc) and hit the calculate button. Here is how the Contact Ratio calculation can be explained with given input values -> 1.125 = 0.018/0.016.