July 6, 2023 at 7:14 am
aleM2
Subscriber

Hello, 

thanks for your reply. 
The power is given and it's 2800W and to transform to heat flux ai simply divided the power for the area of the beam which is 3,14x0,2x0,2 and this is how I end up to 22000 W/mm2. 
the units of the speed is also correct and it's 10mm/s.