fatty question

Joined
Jan 2, 2005
Messages
256
How difficult would it be to sharpen a knife, to the point where it'll shave, that has a 3.5 inch blade, but is also 0.270 inch thick? Something with the blade width like a GW or AD.

Would that even be possible? would it be easier to convex or V grind?

thanks for the help y'all
 
My fatty .270 GW shaved from the day I received it from the BCS - and still does.
Sorry, but no pics.
 
I think the fattie GW .27" are pretty dam sharp right from the factory, not sure if it shaves hairs, I don't have hairs on my arm and don't like edges that sharp on my skin cause I've cut myself too many times =)
 
It will be easy to have it sharp, but it will still slice like crap though. Sharpness alone does not equate a good cutter..if only it were that simple
 
It will be easy to have it sharp, but it will still slice like crap though. Sharpness alone does not equate a good cutter..if only it were that simple

why would it not slice well, is it because of how thick the edge would have to be?
 
I can make an 8 lb splitting maul shave hair like crazy if given enough time, it still won't slice anything. Slicing performance and shaving are separate in the grand scheme of things.

When shaving, it's only the edge bevel that's making contact with the hair, slicing is a different story, with the blade being pushed through the material you're cutting, following the edge. Try cutting something with a sharpened maul, it'll cut open to start with, then just stop when the widened steel tries to push through the material.
 
It took me some trouble but I have sharpened a Key Lardo (.32"), 4" blade, to shave arm hair. It does have a very deep hollow grind.
 
I can make an 8 lb splitting maul shave hair like crazy if given enough time, it still won't slice anything. Slicing performance and shaving are separate in the grand scheme of things.

When shaving, it's only the edge bevel that's making contact with the hair, slicing is a different story, with the blade being pushed through the material you're cutting, following the edge. Try cutting something with a sharpened maul, it'll cut open to start with, then just stop when the widened steel tries to push through the material.

That's why Straight Razors are wafer thin with under 14 degree edges (7 degrees per side) on them. Not good for anything except shaving.
 
why would it not slice well, is it because of how thick the edge would have to be?

Its because whatever your cutting wil have to split around the knife due to the blade fatness. This puts more pressure between the blade and whatever your cutting. More pressure equals more friction and this a crappy cutter :D
 
ah, I see....

Thanks for the info everyone! that's exactly the stuff I needed answered.

you all rock!!!!
 
There are you tube vids of a thick GW whittling individual hairs. it can deff be done.
 
I can make an 8 lb splitting maul shave hair like crazy if given enough time, it still won't slice anything. Slicing performance and shaving are separate in the grand scheme of things.

When shaving, it's only the edge bevel that's making contact with the hair, slicing is a different story, with the blade being pushed through the material you're cutting, following the edge. Try cutting something with a sharpened maul, it'll cut open to start with, then just stop when the widened steel tries to push through the material.

This is just about the perfect reply.
 
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