Convert Percent per kelvin to Microns per metre per degree Celsius
Convert Percent per kelvin (%/K) to Microns per metre per degree Celsius (μm/(m·°C)) instantly and accurately.
Conversion Formula
μm/(m·°C) = %/K × 10000
About Percent per kelvin
The %/K equals exactly 10⁻² /K = 10 000 ppm/K and is used for high-CTE materials such as polymers, foams, and rubber. PTFE: ≈0.0135 %/K; HDPE: ≈0.015 %/K; natural rubber: ≈0.06 %/K; silicone rubber: ≈0.10 %/K. 1 %/K = 10⁻² /K = 10 mm/(m·K) = 10 000 ppm/K.
About Microns per metre per degree Celsius
The micrometre per metre per degree Celsius (μm/(m·°C)) equals exactly 10⁻⁶ /K, since temperature intervals 1 °C = 1 K (exact). It is the standard CTE notation in European engineering datasheets, ISO material standards, and many textbooks. Numerically identical to ppm/K. Aluminium: 23.1 μm/(m·°C); steel: ≈12 μm/(m·°C). 1 μm/(m·°C) = 1 ppm/K = 10⁻⁶ /K.
Quick Reference Table
| Percent per kelvin (%/K) | Microns per metre per degree Celsius (μm/(m·°C)) |
|---|---|
| 1 %/K | 10000 μm/(m·°C) |
| 2 %/K | 20000 μm/(m·°C) |
| 5 %/K | 50000 μm/(m·°C) |
| 10 %/K | 100000 μm/(m·°C) |
| 25 %/K | 250000 μm/(m·°C) |
| 50 %/K | 500000 μm/(m·°C) |
| 100 %/K | 1000000 μm/(m·°C) |