[TheForge] Fw: Hardening H-13

[PlumDon at aol.com]

The Israeli guys at the ABANA conference harden their air hardening steels  
by taking them to critical temp and burying them top down in vermiculite 
leaving  about an inch of the working end exposed to harden. 

In a message dated  6/21/2010 7:59:11 P.M. Eastern Daylight Time, 
artgawk at thegrid.net  writes:

I think EA Chase effected the tempering step by burying 
the cutting  edge in a fat piece of hot steel.