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I Forge Iron

Mike Scan-D

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Posts posted by Mike Scan-D

  1. On 2/2/2018 at 6:50 PM, TwistedCustoms said:

    I have had the exact same issue with drilling files, Black Diamond and other "old" files. Sometimes after annealing I will get one or two holes that drill like butter and then hit a hard spot on the second or third. It is usually part way through and not consistent, just random hard spots.

    Had this happen last night. drilling three holes in a knife handle before hardening and the third hole just wasn't having any of it. I reheated and punched the last hole due to the fact that she ate the sharp off my last 3/16 TiN cote.

  2. i'll occasionally use a zinc plated stock. if its square, i take a flap disc to it on all sides. if its round stock i either flap disc or put a heavy twisted wire wheel to it on the grinder.

    After either prep, ill toss the shorter pieces into the fire pit in the back yard (as long as theres no wind) and cook off anything that I may have missed prior to forge heating the stock. I had a run in with fume fever, and I'll avoid plated stock 99% of the time. if you really must use plated stock, get the plating off as best as you can. Daswulf's muriatic acid bath is a good idea also, Ive done that also, but try to do that outdoors in fresh air to avoid fumes from that process.

  3. I was wondering if anyone else has tried the heat treaters companion app for their smart phone. I downloaded it and it seems pretty informative as to chemical composition, ideal forge temps both high and low, and proper heat treating sequences for different grades of steel. I forge mostly mild steel, some spring steel, and high carbon for knives (plus the occasional "mystery metal" that gets scrounged up from convenient roadside scrap heaps). If you've used this app, let me know if you've found it useful

     

  4. On 3/5/2018 at 10:40 AM, AndrewB said:

    I'm not giving up on it, I'm just at a stuck point.  Until I can at least get it set up properly.   I found my air supply at least.  I have a little fan motor that is quite powerful.  An old bathroom exhaust fan.  

    A bathroom fan DOES push air, it pulls from a room and pushes to the exit point outside the house. A high CFM  would work fine, you already have a 3'' outlet on the housing. Mount it on a piece of plywood with a decent sized hole cut in and put a slide plate over it for a regulator.

     

  5. I just picked up a Columbian also, finished the clean up and some fresh grease on the pivot and screw, plus a good wipe of boiled linseed oil on all the rest. It doesnt have the bracket or spring, but thats what smithing is for...isnt it

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