Solutions to abnormal sparks when cutting mild steel

What should I do if there are abnormal sparks when cutting mild steel?

This situation affects the quality of the finishing part in the finishing part.

During this time, if the other parameters are normal, the following conditions should be observed: nozzle head laser NOZZEL loss, replace the nozzle in a timely manner.

If no new replacement nozzle is available, increase the working pressure of the gas cutter; the connecting thread between the nozzle and the laser head is loose.

At this time, you should immediately stop cutting, check the connection of the laser head, and reinsert the thread.