Formulas for Metal Working
RPM = (SFM x 3.82) / Cutter or Work Piece Diameter
Enter the SFM:
Enter the cutter or work piece diameter:
RPM =
SFM = (RPM x Cutter or Work Piece Diameter) / 3.82
Enter the RPM:
Enter the cutter or work piece diameter:
SFM =
IPM = Chip load per tooth x # of teeth x RPM
Enter the Chip load per tooth:
Enter the # of teeth:
Enter the RPM:
IPM =
Chip load per tooth = IPM / (# of teeth x RPM)
Enter the IPM:
Enter the # of teeth:
Enter the RPM:
Chip Load per Tooth =
Cubic Inches of Metal = IPM x WOC x DOC
Enter the IPM:
Enter the WOC:
Enter the DOC:
Cubic Inches of Metal =
IPR = IPM / RPM
Enter the IPM:
Enter the RPM:
IPR =
Horsepower = CIM x UHP
Enter the CIM:
Enter the UHP:
Horsepower =
