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 Strops or stones ?

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  • #31994
    cbwx34
    Participant
    • Topics: 57
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    Can you do these 2 test that may tell the difference?

    1.  1000g –> Coarse MicroFine–> both Superfines –> Fine MicroFine
    2. 1000g –> both Superfines –> both MicroFines

    Just need a picture snapped at the end of each test to see what the end result looks like?

    #31995
    wickededge
    Keymaster
    • Topics: 123
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    Can you do these 2 test that may tell the difference?

    1. 1000g –> Coarse MicroFine–> both Superfines –> Fine MicroFine
    2. 1000g –> both Superfines –> both MicroFines

    Just need a picture snapped at the end of each test to see what the end result looks like?

    You bet. I think I won’t be able to get to it until Wednesday, but possibly tomorrow morning I could do it.

    -Clay

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    #32000
    wickededge
    Keymaster
    • Topics: 123
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    Okay, here’s the first batch, the rest I’ll have to get to on Wednesday:

    1000#
    1000-Shoulder-A
    1000-Bevel-A
    1000-Edge-A

    -Clay

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    #32004
    wickededge
    Keymaster
    • Topics: 123
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    Next the Micro-Fine Coarse:

    MFC-Shoulder-C
    MFC-Bevel-A
    MFC-Edge-B

    -Clay

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    #32008
    wickededge
    Keymaster
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    Then the Superfine Coarse:

    SFC-Shoulder-E
    SFC-Bevel-A
    SFC-Edge-C

    -Clay

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    #32012
    wickededge
    Keymaster
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    Then the Superfine Fine:

    SFF-Shoulder-B
    SFF-Bevel-A
    SFF-Edge-B

    -Clay

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    #32016
    wickededge
    Keymaster
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    And finally the Micro-Fine Fine:

    MFF-Shoulder-C
    MFF-Bevel-A
    MFF-Edge-D

    -Clay

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    #32022
    cbwx34
    Participant
    • Topics: 57
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    Thanks. (the last picture under micro fine fine is actually the mf coarse again).

     

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    #32024
    wickededge
    Keymaster
    • Topics: 123
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    Thanks. (the last picture under micro fine fine is actually the mf coarse again).

    Thanks for pointing it out. I’ve swapped it with the correct one.

    -Clay

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    #32048
    Mark76
    Participant
    • Topics: 179
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    I put the four bevel pictures next to each other just for myself to be able to compare them better.

    1000 diamond:

    1000-Bevel-A

    Microfine coarse (“1.4 mu”)

    MFC-Bevel-A

    Superfine coarse (“1200 grit”):

    SFC-Bevel-A

    Superfine fine (“1600 grit”):

    SFF-Bevel-A

    Microfine fine (“0.6 mu”):

    MFF-Bevel-A

    This experiment is pretty revealing to me halfway already. What strikes me is that the microfine coarse is much finer than I expected. And what also catches my eye is that most of the ceramic stones seem pretty effective: only in the pic of the MFC after the 1000 grit diamonds (part of my personal progression ) there are very obvious scratches from the previous stone left behind.

    Any idea of how many strokes you did with the stones, Clay? And whether there is much individual variation within these stones?

    Molecule Polishing: my blog about sharpening with the Wicked Edge

    #32050
    wickededge
    Keymaster
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    After setting the bevel with the 1000# stones I did twenty strokes per side with each of the subsequent stones. I think the stones are pretty consistent. The biggest variability probably comes from how much a stone has been used and whether it’s been lapped. How it’s been cleaned probably matters as well as how clean it is at the time of sharpening. I imagine that if the stone is heavily loaded with metal filings, it probably cuts much less effectively. Both my MF and SF stones had been lightly lapped on the 3µ diamond stones.

    -Clay

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    #32052
    dulledge
    Participant
    • Topics: 12
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    I am newbie without any experience at all, but to my eye it looks like MFC could be skipped in this progression or better used as 1000 > SFC > SFF > MFC > MFF. Am I only one seeing like that? I am very curious to see what Josh is using: 1000 > 30 um film > 15 um film > 9 um film.

    Pictures from cbx34 with progression 1K diamond (coarse MF –> both SuperFines –> Fine MicroFine) look very convincing too.

    You guys are having serious fun here. 🙂 Clay, what is model of microscope do you use? Is it something that can be bought on Amazon?

    #32054
    wickededge
    Keymaster
    • Topics: 123
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    I am newbie without any experience at all, but to my eye it looks like MFC could be skipped in this progression or better used as 1000 > SFC > SFF > MFC > MFF. Am I only one seeing like that? I am very curious to see what Josh is using: 1000 > 30 um film > 15 um film > 9 um film. Pictures from cbx34 with progression 1K diamond (coarse MF –> both SuperFines –> Fine MicroFine) look very convincing too. You guys are having serious fun here. :) Clay, what is model of microscope do you use? Is it something that can be bought on Amazon?

    I’m using an AmScope Metallurgical microscope. Those pictures are at 2000x.

    -Clay

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    #32057
    dulledge
    Participant
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    I’m using an AmScope Metallurgical microscope. Those pictures are at 2000x.

    I put it in my toys list in case I win a lottery. 🙂

    #32062
    CliffCurry
    Participant
    • Topics: 42
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    I’m using an AmScope Metallurgical microscope. Those pictures are at 2000x.

    I put it in my toys list in case I win a lottery. :)

    Agreed…Havent wanted, bordering on needed something like this in a long time! 

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