Rust Bluing.....Anvil 0109

Published on March 18, 2022
Duration: 40:20

This guide details the rust bluing technique for firearm finishing, as demonstrated by Mark Novak. It covers essential steps from meticulous surface preparation and degreasing to the controlled application of bluing solutions, steaming, and carding. The process converts ferric oxide into ferro-ferric oxide for a durable black finish, with expert advice on DIY equipment and post-bluing protection methods.

Quick Summary

Rust bluing is a firearm finishing technique that converts red rust (ferric oxide) into stable black rust (ferro-ferric oxide) via controlled chemical oxidation. Key steps include meticulous degreasing, applying bluing solution with a wetting agent, steaming in a humidity chamber, and carding the resulting oxide layer to achieve a durable finish.

Chapters

  1. 00:00Introduction to Rust Bluing
  2. 01:23Recommended Literature: R.H. Angier Book
  3. 02:12DIY Humidity Chamber Setup
  4. 05:09Steam Tube Construction for Barrels
  5. 06:36Surface Preparation and Patina vs. Bluing
  6. 11:33Project Overview: Vetterli, S&W Copy, Lefever
  7. 13:22Degreasing and Cleaning Importance
  8. 16:02Chemical Application with Wetting Agent
  9. 18:31Heating and Steaming Process
  10. 22:53Carding the Parts for Finish
  11. 30:28Final Assembly and Timing Fixes
  12. 32:36Post-Bluing Protection Methods

Frequently Asked Questions

What is the primary goal of the rust bluing process?

The primary goal of rust bluing is to convert ferric oxide (red rust) into ferro-ferric oxide (black rust) through a controlled chemical reaction. This creates a durable, aesthetically pleasing black finish on firearm components that also protects the steel from further corrosion.

What are the essential steps for successful rust bluing?

Successful rust bluing requires meticulous surface preparation, including thorough degreasing with non-chlorinated brake cleaner. It involves applying the bluing solution, pre-heating, steaming to develop oxide, carding to remove loose rust, and repeating as needed for desired depth, followed by protective finishing.

Can I create a DIY humidity chamber for rust bluing?

Yes, you can create effective DIY humidity chambers for rust bluing. Common methods include using a large cardboard box (like a U-Haul wardrobe box) with a heat source and steam generator, or constructing a PVC steam tube assembly for longer parts.

What materials are needed for the rust bluing chemical application?

For chemical application, you'll need the 'Rust Blue American Formula' bluing solution, a cheap chip brush for application, and Everclear grain alcohol. The alcohol acts as a wetting agent to ensure the solution spreads evenly across the metal surface without pooling.

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