This is part 1 of a 2 part video class on CASE HARDENING steel. Also known as SURFACE HARDENING or CARBURIZING. This process allows you to surface harden low carbon/mild steel such as 1018.
Here is the link for Part 2    • CASE HARDENING Surface vise jaws #718...  
I will use KASINIT (no longer available) powder in this demonstration.
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