Wheeler's Steel * Stuck in the metal with you

Liking this thread an awful lot. Great stuff!! Seeing some machines I'd dearly like too. :p
 
Grinding first pass with a worn 60grit ceramic belt... This is quite similar to how Tim Hancock grinds. I can grind completely free-hand, but this is faster for me;

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After 1 pass with a worn 60X belt... those pits don't look TOO deep (I hope, lol!)

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Then I put on a new 60X belt... this is after one pass against the new 60X belt;

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after 3 passes;

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At this point I want the plunges close, but the don't have to be dead nuts just yet. I am more concerned that the edge is centered and the plunges are fairly close so that I can match them up after heat-treat;

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This shot shows the distal taper, but not very well. It will be more pronounced after final grinding is complete;

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* a quick note from Lorien, (that's me);
you might have noticed a shift in narrative to first person. I simply cannot keep up with Nick, this WIP is epic! I'm loving every moment of it. And really, this is best in his own words. I'm no editor, I'm a messenger:)

PS. I finally got a chance to check out the pics I just posted and HOLY SHIT BATMAN!!!
 
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It's important for me to say that Mike Vagnino helped teach me the basics on how I grind, and Mike learned from Tim Hancock. That was the reason for mentioning Tim. I firmly believe in giving credit where it's due!!!

EDITED to add: I had been grinding knives free-hand for about 6 or 7 years (including about 20 dagger blades) when Mike showed me the tool rest technique. I had reservations as so many people call things like that "cheating." It was actually a lot harder for me to do at first, because it's different body mechanics than free-hand grinding... but now after doing it for several years, it is how I prefer to do things. Mostly, because I can grind a blade so stink'n fast this way.



All the salt bath work and hardening was done last night (Lorien has pics of that he'll be posting when he can :)), so I'll be finish grinding this huge sucker today. :) Finish grinding isn't nearly as quick, for me, as the rough grinding.

BTW- these pics should make a pretty decent argument against anyone who doesn't think you can GREATLY reduce your grinding time by forging to shape. And lemme tell 'ya... hammering on hot steel is a lot more fun than only standing in front of the grinder! :)
 
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crap, I'm exceeding my bandwidth with my next batch of pics. I guess I will have to upgrade to PRO if I'm gonna keep this up.
 
Hmmm...what's on today's menu? What? More knife making? Sounds delicious!



grinding bevel with a 120grit ceramic disc on the 9" variable speed disc grinder. This allows me to check and make sure the bevels really are flat;

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there was very little material to grind off for the clip, so I just rough filed them in for heat-treating;

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the edges of the blade are at 120grit now, but there are sharp edges... mostly just as a precautionary thing, I go over the blade with a 10" buffing wheel and 240X Polish-O-Ray compound from Brownell's. This stuff can throw sparks! But it leaves the blade with nice smooth edges;

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sitting on the bench, cleaned up with Acetone, and ready for its trip into the salt bath;

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It's the salt bath.

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this is what the heat-treating salts in a salt bath look like when they're at room temperature;

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this is the salt up close when it's in its working temperature range... 1600F to be exact for this pic;

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the blade ready to be dipped in the salt... note the leather welding jacket. 1600 degree liquid is not something you want on your skin!!!

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the blade coming out of the salt for one of the initial, high-temperature cycles. It was about 1600F in this pic;

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an overall view of me pulling a hot blade from the salt;

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the blade out of the salt, up close;

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the shadows entering the blade as it cools off after coming out of the salt;

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This is a digital temp gauge... it's just interesting to see how quickly the thing cross-sectional area of a knife blade cools off. This was after only about a minute and a half out of the high temp salt;

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This is a shot of the digital controller up close as it was climbing back up to 1410F;

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The blade is going to have to come out of the salt bath, and go immediately into the vertical quench tank on the right. The quench tank holds Park #50 quench oil, and has a water heater element mounted in the bottom to help get the oil up to an optimal temperature range for quenching;

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I lucked out and the camera timer just happened to click when I had the blade about half-way submerged in the quench tank;

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This is what a blade looks like out of the quench when you use molten salt to austenitize the steel... CLEAN! :)

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close up of blade after quenching;

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I had pre-heated the Paragon, digitally controlled kiln to 400F. As soon as I washed the salt film off of the blade, I put it in the kiln for tempering. By the numbers, 400 is a bit too low for the tempering, but I prefer to start at 400 and go up from there if the blade needs it.

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I suppose I better take a shower and go to bed since it's 3am... but I'll be up and finish grinding in the morning :D

Hope this is working out okay on your end Lorien!!! :)

****
Nick, it's working out more than okay man! This is amazing! Sharing all these photos and their captions with my fellow forumites- AS I RECEIVE THEM!- is the coolest thing ever. I am getting mighty amped about this knife brother. One quick question- are you going to make a sheath as well?:p
 
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This is very interesting to watch unfold. I know for a fact how hard all this is to photograph especially the heat treating shots so its really appreciated Nick and Lorien. No more sleep, get back to work. :)
 
Great job, fellas. This one is going to be bookmarked (both for myself and to refer to others).

--nathan
 
Took a break from the shop to see where you were at.
Great stuff Nick. Thanks for sharing.
Now back to work.
 
this is some kinda crack, huh!:D
 
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