CPM 3V thickness question

Just out of curisotiy, what is the spine thickness on the Browning Crowell-Barker comp cutter?

Just about 1/4" ( a tad over on mine) at the ricasso, but it tapers in both directions from there. Most winning comp cutters these days are at least 5/16" at the plunge with very little distal taper towards the tip, and tapered to almost nothing at the butt... those cats want a lot of weight out front for the chopping exercises.

Keep in mind, despite "basically" being camp knives, modern comp cutters are specifically designed and only used for a brief flurry of activity; hence the term "race knife" like a dragster.... they would not work nearly as well if you had to use them all afternoon to actually clear a campsite and build a shelter. The balance would wear out your arm/shoulder and piss you off pretty quick, unless you're a serious athlete. The Crowell/Barker is an outstanding true camp knife with very nice tapers both ways, and it won a couple comps early on... but I notice no one in actual competition is using that design nowadays. ;)

I'm not sure how relevant any of that is to your project, though. A 10" comp cutter is an entirely different animal from a 13-15" machete-like object. My guess is, .200" will be plenty thick, and it better be ground all the way up if you plan on swinging it around very much... both to cut better and moreso, to reduce weight.

It's not so much making the cut that wears a person out... that's the easy part! Recall/pull-back gets real funky once you get up to/past that 8-10" mark with thick stock... you're basically doing a lot of curls really fast. I know, it's only like a pound, but,,, try it yourself. It's not nearly as much fun as it looks with a heavy blade when the clock is ticking.

In any case, I would have no problem trusting 3V at 60Rc for pretty much anything, small or large, thick or thin.
 
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Holy shit it's good to see a post from this name!!!!!

Hi, Mr. Fikes.


Joe, try your CRV, grind it thin, leave it at RC61 or thereabouts and spring temper the spine. 3/16" with taper would be dandy. Velocity counts just as much, if not more than mass on things like this.

A couple were around 1/4 inch thick, the rest were around 3/16 inch.

Jimmy Fikes
 
ALWAYS good to get the skinny form the mouth of the master himself, right? Thanks, Mr. Fikes! :thumbup: Matt, right now, i am messing with a CFV blade that will probably end up being 1 5/8 wide at the choil and get a bit wider as you go out, kind of like a golok with a slightly dropped choil and more point to it.
 
Holy shit it's good to see a post from this name!!!!!

Hi, Mr. Fikes.


Joe, try your CRV, grind it thin, leave it at RC61 or thereabouts and spring temper the spine. 3/16" with taper would be dandy. Velocity counts just as much, if not more than mass on things like this.

Hi, Matt :)
 
ALWAYS good to get the skinny form the mouth of the master himself, right? Thanks, Mr. Fikes! :thumbup: Matt, right now, i am messing with a CFV blade that will probably end up being 1 5/8 wide at the choil and get a bit wider as you go out, kind of like a golok with a slightly dropped choil and more point to it.

Believe me, everything I know about blades could be inscribed on the head of a pin using an ax for a graver. But you're certainly welcome, jdm61.
 
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