⦁ Closing edges have to be preserved to make sure no burrs are introduced.
⦁ A lot of small holes can be found in glass moulds to make sure air can get out. Laser cleaning ensures good cleaning of these holes and of course no residues are left behind.
A lot of plastic moulds have a specific structures that may not be damaged when they are cleaned. Traditional cleaning methods like sand-blasting cannot guarantee this preservation, laser cleaning can.
On top of that, a lot of moulds are designed with a high gloss finish to transfer to the final product. Laser cleaning makes sure this high gloss is not affected by the cleaning.
Using chemicals can be very dangerous because the base material might be harmed by the toxic chemicals. Apart from that, the chemical waste would be outrageous. Because of the large surfaces that have to be cleaned, high speeds are demanded.