Cold Bluing Revisited: Brownell's Oxpho Blue Part 1

Published on May 14, 2010
Duration: 9:50

This video revisits cold bluing techniques, specifically using Brownell's Oxpho Blue, favored for its forgiving nature and ability to blue over existing finishes. The process involves meticulous degreasing with isopropyl alcohol, careful application of Oxpho Blue using cotton balls and forceps, and buffing with 0000 steel wool over multiple coats. Final sealing with Kano Kroil oil protects the new finish.

Quick Summary

Brownell's Oxpho Blue is a preferred cold bluing solution for firearm refinishing due to its forgiving nature with metal prep and ability to create a good luster. Key steps involve thorough degreasing with 91% isopropyl alcohol, careful application with cotton balls, and multiple coats followed by buffing with 0000 steel wool.

Chapters

  1. 00:00Introduction to Cold Bluing
  2. 00:34Oxpho Blue vs. Birchwood Casey
  3. 01:46Required Materials and Tools
  4. 02:30Project Firearms Overview
  5. 04:06Step-by-Step Touch-Up Process
  6. 09:03Final Oiling and Conclusion

Frequently Asked Questions

What is the best cold bluing product for firearm refinishing?

Brownell's Oxpho Blue is often preferred for cold bluing firearms. It's known for being more forgiving with metal preparation compared to other brands like Birchwood Casey, offering a better luster and the ability to blue over existing finishes or light rust.

What materials are needed for cold bluing a firearm?

Essential materials include 91% isopropyl alcohol for degreasing, Brownell's Oxpho Blue solution, 0000 steel wool for buffing, 100% cotton balls, and forceps for application. Kano Kroil oil is recommended for final sealing.

How do you prepare a firearm for cold bluing?

Proper preparation involves thorough degreasing using 91% isopropyl alcohol to remove all oils and contaminants. The metal surface should be clean and free from any rust or old finish that isn't intended to be blued over.

What is the application process for Brownell's Oxpho Blue?

Apply Oxpho Blue using a 100% cotton ball held by forceps. Allow it to sit for about 60 seconds, then wipe off excess and buff gently with 0000 steel wool. Repeat this process for 4-5 coats to build the desired finish.

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