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Thread: Spindle gouge grinding angle
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17th August 2012, 10:59 PM #16GOLD MEMBER
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I use the lady finger grind and the angle varies from 25 to 35degrees for spindle gouges and 40 degrees on bowl gouge.
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17th August 2012, 11:09 PM #17GOLD MEMBER
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The last 2 australian woodworker has article by john Ewart! About grinding and using detail gouge. I even use my half inch detail gouge on some bowls
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18th August 2012, 08:32 AM #18
The more relaxing part is something most turners grossly underestimate. A fine lady finger nail profile when commencing entry cuts can be as or more unforgiving than a narrow skew because it is difficult to initially support the bevel. Narrower grind angles take a fraction longer to actually acheive the support, are more sensitive to small errors in angular placement & require higher concentration levels which then equates to higher levels of mental fatigue.
I use Hamlet & P&N SRG's & mostly Hamlet 12mm, 18mm & 25mm radisued edge skews with "blunt" angles, 9mm spindle gouges with lady fingernail grinds; 9mm & 12mm detail gouges with fingernail grinds to almost lady finger dimensions plus 12mm & 18mm Sorby Spindle masters with the original grind which are very much like lady fingernail grinds. These work for me on smaller spindle work, each has a place & all must be ultra sharp. The lady fingernail grinds aren't much fun on large spindle work (170dia 850mm table legs)!
My favourites for bulk production of unsanded spinning tops from ordinary 42mm sq "Porta Pine" are rough down with 25mm SRG & true with 25mm skew, bulk removal of waste on curves & most detail with 9mm SG. If the finish is not satisfactory off the SG then tidy up with combinations of spindle master, 12 & 25mm skews and for tidying straight end grain cuts the spindle master is unparalled. Spindle master is used sparingly as it is prone to high wear. Point is the fatigue factor is greatly reduced by using the most forgiving tools first & only using the "higher concentration" tools as needed.
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18th August 2012, 10:40 AM #19
Maybe we need some picks of peoples "lady finger grinds" They might be all as different as all the "ladies" in the world.
anne-maria.
Tea Lady
(White with none)
Follow my little workshop/gallery on facebook. things of clay and wood.
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19th August 2012, 12:48 PM #20GOLD MEMBER
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I would expect so.
Spindle gouge sharpening angle in Google brings:
https://www.google.com/search?num=10...ac.YWN4-Pg9EDs
Bowl Gouge Grinds:
https://www.google.com/search?num=10...ac.-Hk_2Ib0qyI
Lots of overlap in the photos. The Tormek sharpening book has a page of sharpening angles and drawings.
A personal view of bowl gouges
AAW discussion of bowl grinds:
Photos and discussion of bowl gouge grinds - AAW Forums
I saw a used Henry Taylor spindle gouge today with Rude Osolnik stamped on it. It was $50. It was a rectangular section with a shallow flute and a really swept back grind. I can't find a photo on line.
2/3 down the page below is a shallow Osolnik gouge:
Henry Taylor Turning ToolsSo much timber, so little time.
Paul
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19th August 2012, 01:26 PM #21anne-maria.
Tea Lady
(White with none)
Follow my little workshop/gallery on facebook. things of clay and wood.
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19th August 2012, 05:04 PM #22Retired
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