How much nitrogen does a fiber laser use
If the fiber lasers have enough power, they can cut through reflective substances. They can cut any kind of metal, provided they have enough power. They will be limited in the thickness that they can cut.
Raycus laser, a popular laser source brand, is used by many laser cutters and engraver companies. Raycus is often mentioned in the catalogs for different laser manufacturers. This means that all these machines are equipped with a Raycus Fiber Laser Technologies Co. Ltd. Laser source.