Convert Square millimetres per minute to Square feet per minute
Convert Square millimetres per minute (mm²/min) to Square feet per minute (ft²/min) instantly and accurately.
Conversion Formula
ft²/min = mm²/min × 1.076391042e-5
About Square millimetres per minute
The square millimetre per minute (mm²/min) equals 1/60 000 000 m²/s. It appears in material testing standards where thermal diffusivity of polymers and composites is measured over minute-scale heating pulses. ASTM and ISO laser-flash methods sometimes report in mm²/min as an intermediate step. 1 mm²/min = 1e-6/60 m²/s ≈ 1.667 × 10⁻¸ m²/s.
About Square feet per minute
The square foot per minute (ft²/min) equals ≈1.548 × 10⁻³ m²/s, an uncommon transitional unit appearing in some older US industrial furnace design charts and heat-treatment process sheets where holding times are expressed in minutes. 1 ft²/min = 60 ft²/h = 0.09290304/60 m²/s ≈1.548 × 10⁻³ m²/s.
Quick Reference Table
| Square millimetres per minute (mm²/min) | Square feet per minute (ft²/min) |
|---|---|
| 1 mm²/min | 1.076 × 10-5 ft²/min |
| 2 mm²/min | 2.153 × 10-5 ft²/min |
| 5 mm²/min | 5.382 × 10-5 ft²/min |
| 10 mm²/min | 0.000107639 ft²/min |
| 25 mm²/min | 0.000269098 ft²/min |
| 50 mm²/min | 0.000538196 ft²/min |
| 100 mm²/min | 0.00107639 ft²/min |