Is it worth it to temper A2 a third time or is the law of diminishing returns in play.

[HPD]

I'm sure it won't hurt so I'm going to do it anyway. Just curious about other people's thoughts.

 

[DevinT]

With or without cryo?

Hoss

 

[HPD]

I used a dry ice and 91 percent isopropyl slurry. The blades went in while still warm, right out of the foil. Plate quenched, 1775F.

 

[DevinT]

I used a dry ice and 91 percent isopropyl slurry. The blades went in while still warm, right out of the foil. Plate quenched, 1775F.

You won’t get much from a third temper.

Hoss