My Tormek water cooled grinder runs at 90 RPM. Jet is probably the same.
John
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-----Original Message-----
From: OldTools [mailto:oldtools-bounces@s...] On Behalf Of Kirk Eppler
Sent: Friday, February 16, 2018 3:39 PM
To: Cal Meier
Cc: Tools Old
Subject: Re: [OldTools] What is a good slow speed grindstone
On Fri, Feb 16, 2018 at 10:58 AM, Cal Meier wrote:
> I receive advertisements talking about "low speed" grinders for
> sharpening tools. When I check, the speed is commonly listed at roundly 1750
rpm.
> What is a good "low speed" to sharpen at using an 8" wheel. Any
> thoughts or strong opinions would be appreciated.
>
>
Most normal vertical wheel grinders are 3450 rpm
Slow is 1750 rpm
I also have a LV horizontal disc for slow, but its pricey.
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