Workshops/bladesmithing: Difference between revisions
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imported>Stever |
imported>Stever (Hammering techniques) |
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* What we're going to do |
* What we're going to do |
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** Making a small utility knife |
** Making a small utility knife |
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** I've made |
** I've made 10 blades so far, all successful but am not an expert |
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** Show the metal, micarta, rivets, wood. Show the knife |
** Show the metal, micarta, rivets, wood. Show the knife |
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** Describe the basic forging, making tang, drawing out blade, grind, harden, grind, handle, sharpen |
** Describe the basic forging, making tang, drawing out blade, grind, harden, grind, handle, sharpen |
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** Legality, what we're doing is legal and why, what you can and can't do |
** Legality, what we're doing is legal and why, what you can and can't do |
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*General Safety |
* General Safety |
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** Clothing, overalls best, nothing flammable, avoid synthetics |
** Clothing, overalls best, nothing flammable, avoid synthetics |
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** Heavy boots, toe-capped preferred |
** Heavy boots, toe-capped preferred |
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** Hazards of metals high in nickel, chrome, cadmium etc, and protection needed |
** Hazards of metals high in nickel, chrome, cadmium etc, and protection needed |
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** Arc-eye hazards of welding |
** Arc-eye hazards of welding |
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*How steels behave and heat treatments |
* How steels behave and heat treatments |
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** Use the diagram to explain things |
** Use the diagram to explain things |
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** The states the steel can be in, what is critical temperature and why it matters. |
** The states the steel can be in, what is critical temperature and why it matters. |
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*** Maybe EN47 - +£5, TOUGH! OK sharpness, rusts, harder to work |
*** Maybe EN47 - +£5, TOUGH! OK sharpness, rusts, harder to work |
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*** Others I can get if you want to go further but don't have right now |
*** Others I can get if you want to go further but don't have right now |
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*Welding onto the dop rods |
* Welding onto the dop rods |
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** Anyone competent does their own, anyone else I do |
** Anyone competent does their own, anyone else I do |
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** Emphasise use a LOT of weld material |
** Emphasise use a LOT of weld material |
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*** DO NOT TRY TO CATCH THE HOT METAL |
*** DO NOT TRY TO CATCH THE HOT METAL |
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*** Pick it up IMMEDIATELY with grips, place onto hot-safe surface |
*** Pick it up IMMEDIATELY with grips, place onto hot-safe surface |
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*Lighting the forge |
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** Describe the forge and it's parts |
** Describe the forge and it's parts |
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** How the tunnel can be opened longer for bigger objects |
** How the tunnel can be opened longer for bigger objects |
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*** Large flames are more stable, small flames may result in burner over-heat, check this often |
*** Large flames are more stable, small flames may result in burner over-heat, check this often |
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** Starting up the second burner if you have a need to for a long object |
** Starting up the second burner if you have a need to for a long object |
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*Normalizing |
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** Why we need to normalize |
** Why we need to normalize |
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** What it does |
** What it does |
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** Proper procedure |
** Proper procedure |
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** What happens if we're not hot enough, or too hot! |
** What happens if we're not hot enough, or too hot! |
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* Hammering technique |
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* Flattening out the rod |
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** Holding the hammer right |
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** Aim from your arm, power from your shoulder |
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** Striking parallel, on the metal. You can tap the anvil but never strike it |
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** Heating to a suitable colour, testing with magnet if you need to |
** Heating to a suitable colour, testing with magnet if you need to |
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** Squaring it off but not all the way to the dop rod |
** Squaring it off but not all the way to the dop rod |