Convert Watt per square millimetre to Kilowatt per square metre
Convert Watt per square millimetre (W/mm²) to Kilowatt per square metre (kW/m²) instantly and accurately.
Conversion Formula
kW/m² = W/mm² × 1000
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.
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.
Quick Reference Table
| Watt per square millimetre (W/mm²) | Kilowatt per square metre (kW/m²) |
|---|---|
| 1 W/mm² | 1000 kW/m² |
| 2 W/mm² | 2000 kW/m² |
| 5 W/mm² | 5000 kW/m² |
| 10 W/mm² | 10000 kW/m² |
| 25 W/mm² | 25000 kW/m² |
| 50 W/mm² | 50000 kW/m² |
| 100 W/mm² | 100000 kW/m² |