Convert Square metres per minute to Square millimetres per second
Convert Square metres per minute (m²/min) to Square millimetres per second (mm²/s) instantly and accurately.
Conversion Formula
mm²/s = m²/min × 16666.66667
About Square metres per minute
The square metre per minute (m²/min) equals 1/60 m²/s ≈0.01667 m²/s, a non-standard unit seen in some process-engineering contexts where heat soak times are measured in minutes rather than seconds. Nuclear fuel rod thermal analysis and large refractory furnace lining design occasionally cite diffusivity in m²/min. 1 m²/min = 1/60 m²/s ≈ 6000 cm²/s.
About Square millimetres per second
The square millimetre per second (mm²/s) equals 1 × 10⁻⁶ m²/s and is the standard unit in materials engineering and the laser-flash diffusivity method (ASTM E1461, ISO 22007-4). Metals span roughly 2-180 mm²/s; polymers 0.07-0.2 mm²/s; ceramics 0.3-10 mm²/s. Numerically identical to the kinematic viscosity unit (cSt) in SI context. 1 mm²/s = 1 × 10⁻⁶ m²/s.
Quick Reference Table
| Square metres per minute (m²/min) | Square millimetres per second (mm²/s) |
|---|---|
| 1 m²/min | 16666.7 mm²/s |
| 2 m²/min | 33333.3 mm²/s |
| 5 m²/min | 83333.3 mm²/s |
| 10 m²/min | 166667 mm²/s |
| 25 m²/min | 416667 mm²/s |
| 50 m²/min | 833333 mm²/s |
| 100 m²/min | 1666670 mm²/s |