The use of cryogenic nitrogen gas jet to reduce the temperature of cutting zone and to avoid oxidation wear of tool in high speed milling titanium alloy was presented.

为降低切削区温度、防止刀具的氧化磨损，提出在低温氮气射流条件下进行钛合金的高速铣削加工。

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While Mr. Conway keeps the exact technique a secret, he said this recipe will do. (It does.) He recommends using up the infusion within a year to avoid oxidation, though it's doubtful you'll have any left after a week.

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