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While it's possible to have a tank of coolant concentrate and mix inline if you have so much work to do that automation is practical and manual checking is impractical then you should consider a coolant recycling system. As you have noticed, using inline mixing is still going to require checking the machines; either manually or automatically. What you end ...


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Looks just fine. Aluminum can do that. Long, stringy swarf(chips) is usually less preferable if it can be controlled. What you want to avoid are those chips from getting compacted or clogged in the flutes of the drill. That will make it more difficult for you to drill the holes and eventually impossible. You can try peck drilling your holes. The action ...


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Agree with Blacksmith37. Note also that aluminum machining processes commonly use an oil-and-water emulsion called "mouse milk" as a lubricant, with a pump-driven feed nozzle aimed right at the hole, and a sump system that catches the used fluid and recycles it through a storage vessel and back to the nozzle again. If you are drilling thousands of holes and ...


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