Convert Kilowatt per square metre to Watt per square millimetre
Convert Kilowatt per square metre (kW/m²) to Watt per square millimetre (W/mm²) instantly and accurately.
Conversion Formula
W/mm² = kW/m² × 0.001
About Kilowatt per square metre
The kilowatt per square metre (kW/m²) equals exactly 1000 W/m². Standard for concentrated solar collectors (parabolic trough ≈ 20-80 kW/m² at focus), industrial infrared heaters, and induction heating surfaces. 1 kW/m² = 1000 W/m² = 0.1 W/cm² = 100 mW/cm².
About Watt per square millimetre
The watt per square millimetre (W/mm²) equals exactly 10⁶ W/m². Used in high-power laser material processing - cutting, welding, and additive manufacturing - and electron beam applications. A 1 kW laser focused to 1 mm² achieves 1 W/mm². Numerically equal to MW/m². 1 W/mm² = 10⁶ W/m² = 100 W/cm².
Quick Reference Table
| Kilowatt per square metre (kW/m²) | Watt per square millimetre (W/mm²) |
|---|---|
| 1 kW/m² | 0.001 W/mm² |
| 2 kW/m² | 0.002 W/mm² |
| 5 kW/m² | 0.005 W/mm² |
| 10 kW/m² | 0.01 W/mm² |
| 25 kW/m² | 0.025 W/mm² |
| 50 kW/m² | 0.05 W/mm² |
| 100 kW/m² | 0.1 W/mm² |