Convert Feet per Minute to Inches per Minute
Convert Feet per Minute (ft/min) to Inches per Minute (in/min) instantly and accurately.
Conversion Formula
in/min = ft/min × 12
About Feet per Minute
A foot per minute (ft/min) = 5.08 × 10⁻³ m/s - the US standard for elevator speed, HVAC duct velocity, and conveyor speed. Residential lifts: 100-200 ft/min; commercial 200-400 ft/min; skyscraper express lifts 1,000-3,000 ft/min (Burj Khalifa 2,953 ft/min). HVAC low-velocity ductwork: 500-1,000 ft/min; medium-velocity 1,000-2,200 ft/min. Paper machine Fourdrinier wires: 200-6,000 ft/min. 1 ft/min = 0.00508 m/s.
About Inches per Minute
An inch per minute (in/min) ≈ 0.4233 mm/s - the standard North American machining feed unit for slow precision cuts. CNC milling in titanium or nickel superalloys: HSS roughing 2-8 in/min; carbide finishing 15-40 in/min. Thread-tapping feeds are calculated in in/min from pitch × RPM. Hydraulic press platen closure for rubber moulding and laminate pressing: 0.05-2 in/min. 1 in/min = 0.0254 m/min ≈ 4.233 × 10⁻⁴ m/s.
Quick Reference Table
| Feet per Minute (ft/min) | Inches per Minute (in/min) |
|---|---|
| 1 ft/min | 12 in/min |
| 2 ft/min | 24 in/min |
| 5 ft/min | 60 in/min |
| 10 ft/min | 120 in/min |
| 25 ft/min | 300 in/min |
| 50 ft/min | 600 in/min |
| 100 ft/min | 1200 in/min |