What materials can the laser engraving machine engrave?

The main engraving materials of the laser engraving machine are divided into two categories: metal and non-metal. Non-metallic materials such as tiles, marble, crystal, jade, etc. The metals are divided into stainless steel, aluminum alloy, silver, copper iron and so on. Laser engraving has the characteristics of fast speed, high efficiency and good effect, and the laser engraving text pattern has the effect of not fading and not falling off for a long time.