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I wonder if those compressors we use for modeling can output air at 80 or 100 psi?
For an application I'm doing, I need a supply of air at 80 psi and a rate similar to that of the air coming out of an airbrush. (0.25 cubic feet per minute?)
But one thing that's important is the temperature of the output air. I understand that compression causes air to heat up. But does it because just slightly warmer or does it get significantly hotter? I wish there are compressors out there that can meet my requirement and not produce air more than 10 or 15 F hotter than ambient.
When you start using the air, say through a blow nozzle, the temperature will drop to below ambient. It happens on impact wrenches, air ratchets, die grinders, etc as you can see frost form on the outside of cheaper tools. The pressure drop from using the tool causes the temperature to drop going through the orifice, or tool in this case.