Chris Harris
Cast Iron
- Joined
- Sep 30, 2004
- Location
- Fargo, North Dakota
I heard that if one quenches in used motor oil, mild steel will absorb carbon and improve its hardening properties. Does this work?
I have also seen a reference that states that motor oil is NOT good to quench in as it yields unpredictable results.
I have also seen a reference that states that motor oil is NOT good to quench in as it yields unpredictable results.