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blueing history ?

oldemagicsoldemagics Member Posts: 5,851 ✭✭✭
edited February 2007 in General Discussion
anyone know of a book that describes, or have a copy of the temperatures for nitre blueing?
also any info on rust blueing, acid type duration etc.

Comments

  • danlittledanlittle Member Posts: 2,242 ✭✭✭✭✭
    edited November -1
    Contact Bill Adair in Tx he is one off the best on restoring the old way & can answer all your questions
    You will find him on google search under firearms restoration services
  • 11b6r11b6r Member Posts: 16,584 ✭✭✭
    edited November -1
    Think it is out of print, but check Amazon- Professional Care and Finishing of Gun Metal. Covers rust blue, caustic blue, and hot water (nitre) bluing- including making your own. But you will not find "Spirits of Nitre" at a drugstore anymore.
  • nononsensenononsense Member Posts: 10,928 ✭✭✭✭
    edited November -1
    oldemagics,

    Nitre Bluing

    Mfr: BROWNELLS

    Gorgeous "Fire Blue" Colors & No-Scale Tempering - A Master Metal Finisher's Secret, Useable In Any Shop

    Turn parts and small pieces a deep, rich, lustrous blue with a finish that's tougher and prettier than most of the cold blues. The process is really quite simple: Heat the salts up to 570? F. - 650? F. (they are NOT dissolved in water, they're used straight). Dip the parts in, watch for the color change. Lower temperatures give a "straw" color like the older Luger parts. As an added bonus, the salts can be used for the drawing operation when heat-treating springs and parts.

    SPECS: 10 lb. (4.6kg) or 20 lb. (9.1kg) in plastic, resealable plastic pail. 1 lb. of salts will take up approximately 15 cubic in. (245 cubic cm).

    http://www.brownells.com/aspx/NS/store/productdetail.aspx?p=1105&s=

    Here's the R. H. Angier book on Bluing:

    Rust Bluing Book URL

    Best.
  • oldemagicsoldemagics Member Posts: 5,851 ✭✭✭
    edited November -1
    thanks guys, just not real good at finding stuff on line
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