SECRETS of steel hardening techniques & How to Make a Square Hole for Lathe Chuck Thread

#lathe #machining #creative
Steel Hardening Techniques & How to Make a Square Hole for Lathe Chuck Thread
I use this combination technique to make a square hole to use for the lathe chuck key.This square thread turning is for a 16 inch lathe chuck that broke due to too much force when clamping the workpiece And for this steel hardening technique, I use salt water as a cooling medium
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Create a double square thread
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[@user-dj5gf9jp8g]

Cool work thanks 👍

[@KULITEKNIK001]

Thanks 🙏👍

[@ThisIsToolman]

As you imply by rapping on the bar stock, the key to getting the hardening process to work is that the steel needs to be somewhat hard in its “soft” state which is mostly a result of carbon content. An experienced toolmaker can guess the hardenability by running a sharp file over the surface.

[@KULITEKNIK001]

Ok thanks 🙏👍

[@user-fk8qz9wj4l]

What type of salt do you use?

[@rohitgupta5053]

Sir, please tell type of salt use in this process.

[@Manufacturingsite1]

Amazing video ❤

[@KULITEKNIK001]

Thanks 🙏👍

[@ks-ek4of]

👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍👍

[@KULITEKNIK001]

Thanks 🙏👍