Laser Engraver Forum

The lower end 40w lasers start at around 30kg but I've seen a 60w with legs at 115kg. Why are they so heavy when they are just an empty tin box ? Granted the casing and legs are sheet metal, and you have metal runners/threads, but it still seems a lot of weight ( 115kg is 1.5 times my own body weigh...

Just to clarify, it's a spare bedroom, not the one I sleep in at night !

Thanks for the info. Granted more expensive machines or those using the laser seriously will have a temperature gauge. But for those just starting out, can you just use a thermometer ? I've also just realised that having a large butt means more water, and therefore the overall temperature will rise ...

Hi, I've seen cheap K40 style lasers with a small pump but no water drum to feed it and receive the warm/hot water back. Do you have to provide the drum and does it have to be sealed or can a bucket do ? Using with an electrial device suggests it should be sealed or at least covered securely. I have...