Liquid nitrogen question

I appreciate the sentiment, save your time.
It doesn't change what I wrote in the posts above.




JTknives said:
Probably faster then liquid nitrogen. We keep sets of steel plates in the freezer ready to clamp each blade. Each set is 2 bars of 1/2”x3” wide steel that takes bolts and c clamps. If you want to know what the cooling time is for a bare blade I can chart that with my thermocouple.
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