Thanks Kirk, for the bevel survey. Clearly 25 deg was by far the most
favoured.
Don
On 2020-07-05 12:52 p.m., Kirk Eppler wrote:
>
>
> On Wed, Jun 24, 2020 at 4:51 PM dks@t... <mailto:dks@t...>
> mailto:dks@t...>> wrote:
>
>
> SO, here's the question. What primary bevel angle was historically
> or is currently favoured for these beefy cutters? Have I made a
> mistake by grinding the Marples primary down to 25deg., or could
> it go even lower?
>
>
> Going completely opposite of Sir Richard's logical approach, I went to
> the garage and into the box of spare cutting edges, and measured the
> thick (mostly tapered) irons. These have accumulated over time, and a
> few were purchased as a lot. Some are bench plane and some are molding
> plane blades. I did not measure skinny parallel irons.
>
> Here is the summary:
> * between this and the next angle up, I was only measuring to the
> nearest 5° with my gauge
> ** almost mirror polished so guessing a newer job
>
> I decided I wasn't going to pull the blades out of all my planes, as I
> have messed with all of them, going to the nearest 5° degrees. Plus,
> it would take forever to get them set up right again.
>
> 15* -2 **
> 20* - 3**
> 25 - 11 (1**)
> 30 - 4
> 35 - 2 (1**)
> 40* -2
> --
> Kirk Eppler in Half Moon Bay, where the beaches are closed, and
> walking traffic is almost tolerable for a holiday weekend. This is
> not Amity Island!
>
--
“Common sense is the collection of prejudices acquired by age eighteen.” —
Albert Einstein
“Worry less, concentrate more, and above all relax.” James Krenov
“It is not light that we need, but fire; it is not the gentle shower, but
thunder. We need the storm, the whirlwind, and the earthquake.”
— Frederick Douglass
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