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Why do I get a copper color when I apply Rustblue?

Once in awhile I get feedback on this. I have experienced it myself. Most of my formulas contain copper sulfate. I experimented and discovered there are two major reasons for this. The first is applying too much solution. The second is electrochemical.  If you are applying Rustblue in low humidity there is a strong potential […]

Sweat box/dryer design

Here is a simple device you can build to dry and steam ripen your rust blueing project. It s a simple cardboard moving wardrobe with a a flap door cut in the bottom. This allows the introduction of a mild steam source or heater. It will greatly reduce rust times and produce superior work. Simply […]

Customer Testimonial

Was very pleased with your product. This was the first run for me. It is the answer for the resurrection of vintage scatter guns. I used your steam pvc method. Did the prime cycle, carded, processed an other coat. I then did 2 ten minute steam cycles with carding at the end of each one. […]

Rust Bluing Woes

It is inevitable that you eventually run into some problems when rust bluing. Most can be traced to surface preparation and technique. The remainder fall into improper solution used and boiling/steaming issues.   Surface Preparation I always sand/bead blast or use silicon carbide papers to polish the metal prior to bluing and never have any […]

Why should you steam rather than boil?

Did you know that nearly all commercial and military arms production during the day employed steaming rather than boiling for rust bluing? It’s true. We’ve always been told in the majority of gunsmithing books that we should boil.  That is what has kept most people away from rust bluing. Pros and Cons of  boiling vs […]