Please help me for the laser engraving machine...

[SergeyTut]

Hi, everyone i have a laser engraving machine from the needham-laser and i have a problem of the engraving on the plastic...
Whenever i engrave the plastic material, it is not working and plastic melts...
what to do now..
It is urgent..

[Triumphlaser Support]

Hi sir, you could upload your photos first , because there's kinds of plastic .
By the way , engraving plastic need special laser .
But some plastic can be engraved by co2 too ,need very low speed ,and suiltful para