One way to do this is to make the.
Best knife quenching oil.
Do not overheat after normalization.
5160 high carbon alloy steel.
That is it transfers heat more quickly compared to other quenching media like molten salt or gas.
Pure steel is actually too soft for many applications.
Easy to make a good knife as it hardens well in just about any oil but requires a controlled soak to make a great knife.
Also certain carbon steels quench better in certain oils than others.
Jantz offers three of the best quench oils on the market and between them they cover a wide variety of knife making steels including 52100 80crv2 o 1 and.
Determining the proper quench oil means knowing the type of steel you are working with.
I used a hotplate set on low heat.
The best oil for quenching knife steel might just come down to your situation.
This type of quenching oil is great for general forging projects and things such as hardening and temper.
This is why using high quality steel is the best choice for knife making.
Water based caustic quenchants actually quench parts even more quickly than oil but the severity with which caustics quench parts can cause significant distortion or even cracking for some materials.
In order for the oil to provide the right qualities for quenching it needs to be warmed.
Canola mineral oil transmission fluid etc.
Quench in any medium oil.
Personally i use both park s 50 canola oil.
Hardening steel with motor oil is a way of performing what is called the case hardening of steel.
Knife making supplies best prices selection and service.
Roy reveals his secret quenching oil in this video.
Availability price and personal preference can all come into play here.
Oil quenching is popular because of its severity.
In order to put a hard layer on the steel carbon must be fused at the molecular level into the top centimeter or so of the steel.