Gunsmithing Diploma
Module 6 - Metal Polishing, Refinishing, and Engraving
Metal Polishing and Preparation
Covers basic methods of metal polishing and preparation, including power buffing, polishing aluminum, sand blasting, and related precautions. Addresses issues of mass finishing such as media development and selection, cost savings, and wet finishing.
Bluing Gun Metal
Shows you how to create a long-lasting blue-black finish for rusted and abused firearms. Covers equipment and supplies used plus safety procedures for basic cold and heat bluing, hot water bluing, slow rust bluing, and hot caustic bluing.
Browning Gun Metal
Outlines a variety of methods for creating protective finishes: Dixie Gun Works Formula, Laurel Mountain Brown, and Mark Lee Express Brown. Shows how to use instant browning solution and water for browning as well as special materials for coloring stainless steel.
Metal Plating and Parkerizing
You learn the how-to's of stripping and plating metal for a professional finish. You also learn the technique of Parkerizing, exploring the equipment you need to prepare parts for safe, professional treatment.
Metal Engraving and Jewelling
With an in-depth look at methods and tools, you learn the steps involved in engraving gunmetal - from making the first cut to cutting curves and circles. You also study the principles and practical applications of etching metal for jewelling and restoring lettering on firearms.
Restoring Metal Finishes
You learn how to evaluate firearms and choose the right restoration techniques and metal finishes. You study the different kinds of metals used in firearm production and find out how to restore and renew them, even obtain their original finish.
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