I would point at three types of cooling upgrades.ġ: Radiator in the water loop, to cool the water with ambient temperatures.Ģ: Peltier cooler, very inefficient but does the job – to a certain limitģ: Gas powered coolers, dedicated coolers like CW5000 or DIY built from a refrigerator. Read more about coolant types here Cooling upgrades If this process slows down you are using more “power” out of the tube than it regenerates and you will get a tube dying on you prematurely. Optimum coolant temperature is below 22 Celsius.Īnything above will slow down the regeneration-process inside the laser tube, where the gasses are recombined to new Co2.
Make sure the pump is at the bottom of the tank and return-hose below water level. The included pump coming with the machine is good enough and will work as intended. If you live in a hot climate, you need a bigger tank to keep the coolant colder for longer, a small tank will heat up quicker. K40 laser water cooling Coolant tankĭepending on where you live, it might be a good option to have a bigger tank 15-25L or more. It´s far from perfect and needs a hand to work as you intended.įirst reading should be the article about checking your machine – K40 electrical warnings – first setup. The K40 laser machine is a awesome little product who makes it easy for hobby and semi-pro use to get going with laser cutting or engraving.
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