cold air guns $$$

Why so expensive?

Reply to
Randy Replogle
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"Randy Replogle" wrote in news:qNY8e.18037 $Zn3.11026@trnddc02:

Precision venturi designs. Initial expense isn't the most expense though, compressed air is extremely expensive.

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Make your own.

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Anthony wrote in news:Xns963CD87183918acziparle3sp835@

Actually a Veturi sucks. Cold guns are "Hilsch" or vortex tubes.

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Not the easiest devices to make. There is some tuning required.

Reply to
D Murphy

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