How to Blue a Rifle Barrel Using Cold Blue | The Model 67 Project | MidwayUSA

Published on June 17, 2008
Duration: 1:29

This video demonstrates the cold bluing process for a rifle barrel using Art's Belgian Blue. Key steps include thorough degreasing, plugging the bore and muzzle, heating the metal in hot water, applying the bluing solution with a cotton swab, and repeating the process of heating, drying, and carding with 0000 steel wool. The demonstration highlights how patience and the correct technique can achieve a professional-looking deep blue finish on a firearm.

Quick Summary

To cold blue a rifle barrel, first degrease it thoroughly and plug the bore/muzzle. Heat the barrel in scalding water, dry it, then apply Art's Belgian Blue solution with a cotton swab. Repeat this process 3-4 times, carding with 0000 steel wool between applications.

Chapters

  1. 00:00Introduction to Cold Bluing
  2. 00:18Preparation and Plugging
  3. 00:30Heating the Metal
  4. 00:40Applying Belgian Blue
  5. 00:52Scrubbing and Repeating
  6. 01:12Final Result

Frequently Asked Questions

What is the first step in cold bluing a rifle barrel?

The first crucial step is to thoroughly degrease the rifle barrel using a product like Tipton Insta-Clean. After degreasing, you should plug the chamber and muzzle to protect them during the process.

How do you apply cold bluing solution like Art's Belgian Blue?

Apply Art's Belgian Blue solution to the warm metal using a cotton swab. Move the swab in a consistent, lengthwise motion along the barrel to ensure even coverage and avoid streaks.

What is the purpose of heating the barrel during cold bluing?

Heating the barrel, typically in scalding hot water, prepares the metal surface for the chemical reaction of the cold bluing solution. It helps the solution adhere properly and develop the desired finish.

How many times should the cold bluing process be repeated?

For a deep, professional-looking finish, the process of heating, applying the bluing solution, drying, and carding with 0000 steel wool should be repeated three to four times.

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