Lansky fine stone blue holder

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May 30, 2013
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Hey peeps

In my recent ceramic lapping craze i salvaged a rarely used lansky fine stone, i dunked it in acetone to remove the goop and plastic to use it as a hand stone then proceeded to lap it on my now deceased coarse DMT duosharp side ( managed to kill it with a LOT of ceramic lapping ).

After it was dead flat i then roughened it a lot using a lansky extra coarse stone that was already heavily used to lower the grit rating and it worked well, the stone now bites a lot yet yield a nice finish averaging 400 grit or so and the only issue is the rampant loading unless i i use oil or wd 40 which is quite messy, i tried my best to degrease it but it remains a chore to clean compared to lapped Spydie ceramics which i can clean with my fingers and a drop of soapy water or pencil eraser or even just use soapy water during sharpening to see most of the swarf floating and getting washed away.

What kind of stone is it ? It looks like an India stone.
Is oil the only way to keep them clean ?
Any of you avoided to put oil on it yet managed to keep it clean ?
 
Hey peeps

In my recent ceramic lapping craze i salvaged a rarely used lansky fine stone, i dunked it in acetone to remove the goop and plastic to use it as a hand stone then proceeded to lap it on my now deceased coarse DMT duosharp side ( managed to kill it with a LOT of ceramic lapping ).

After it was dead flat i then roughened it a lot using a lansky extra coarse stone that was already heavily used to lower the grit rating and it worked well, the stone now bites a lot yet yield a nice finish averaging 400 grit or so and the only issue is the rampant loading unless i i use oil or wd 40 which is quite messy, i tried my best to degrease it but it remains a chore to clean compared to lapped Spydie ceramics which i can clean with my fingers and a drop of soapy water or pencil eraser or even just use soapy water during sharpening to see most of the swarf floating and getting washed away.

What kind of stone is it ? It looks like an India stone.
Is oil the only way to keep them clean ?
Any of you avoided to put oil on it yet managed to keep it clean ?

It's a ceramic hone (not an India, though it's vaguely colored like one). Even in it's stock condition, it does hold onto swarf a little more than the UF ('1000' white ceramic in yellow holder). To clean it, some Bar Keepers Friend powder, mixed to a paste with water, works well. Scrub it in with a green Scotch-Brite pad, and rinse thoroughly.

Based on what you've described, I'd likely just keep oiling the stone, to minimize how much swarf builds up; OR, use dish soap & water in place of the oil. Make sure it stays wet in use; when it drys, that's when the swarf really clings to it (good reason to keep using oil on it; won't dry out as easily).

One thing to try, if you haven't already: If you MUST use it dry, keep a rubber (poly) drafting eraser at-hand while sharpening, and periodically scrub the hone with it. The eraser works pretty well to clean up a lot of the swarf on dry ceramic hones (and others); just make sure to stay ahead of it, so the swarf won't get too deeply embedded. Below, is a pic of one that I've been using; it works pretty well:

staedtler-mars-plastic-eraser-52650.jpg



David
 
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Well i guess my issue is getting rid of the soaked oil as when i use a pencil eraser it creates a mess as if the synthetic rubber melted with the oil, when i put soapy water it just glides on it and barely get sucked and that is after i tried to degrease with acetone, boiling water and soap, aggressive scrubbing using scouring paste and scotch brite, then i gave up and went back to the threading oil i use to sharpen with sic sandpaper but since its meant to be a pocket stone it would so much more convenient if i could use water or just spit on it.

Might just buy another one but i dont really wanna lap another one as this was an involved process despite the size as mine was SEVERELY convex.

Edit : I might soak it in WD40 to thin the threading oil then put it in naphta and see what happens, i know for sure i aint gonna put it in the fireplace as some old timer said me as i snapped a benchstone that way...
 
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