Kodwa-ke, uma umshini wokusika wesikhumba we-laser usebenza isikhathi eside ngokuqhubekayo, ukushisa ngokweqile kungenzeka. Ngakho-ke, kudingekile kakhulu ukwengeza i-chiller yangaphandle encane yokupholisa ukuze ususe ukushisa.
Umshini wokusika isikhumba we-laser uvame ukusebenzisa i-CO2 laser njengomthombo we-laser namandla we-CO2 laser tube ranges kusuka ku-80-150W. Esikhathini esifushane sokusebenza, ishubhu ye-laser ye-CO2 ikhiqiza ukushisa okuncane kuphela, okungeke kuthinte ukusebenza okuvamile komshini wokusika wesikhumba we-laser. Kodwa-ke, uma umshini wokusika wesikhumba we-laser usebenza isikhathi eside ngokuqhubekayo, ukushisa ngokweqile kungenzeka. Ngakho-ke, kudingekile kakhulu ukwengeza i yangaphandle inqubo encane yokupholisa i-chiller ukususa ukushisa