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楼主 |
发表于 2012-4-23 17:34:33
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china-montreal 发表于 2012-4-22 21:47 
* m( O/ R; y7 F( u3 M你提供的这2个图太牛啦，凿子插里都能当刨子用。
给你看个视频
- H# |, e V, G4 ohttp://www.youtube.com/watch?v=8kzmFaD_lRw: t6 k: ~' `, B) _
: D; J) C' p8 H; F, ZThe knife shown is a japanese traditional knife called Yokote-Kogatana. It was sharpened using Baikalox 0.05CR (50nm) polishing suspension, at the edge angle of approximately 28 degrees.: N+ O) P( J. x
This video, that the knife's whittling a hair, had been recorded for a response to nozh2002 san.
0 m, ] F* |6 Y9 I7 iIMHO, though whittling a hair with well sharpened knife is not so difficult thing, it requires some technique other than sharpening to do that.
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里面讲到了一种抛光粉 Baikalox 0.05CR (50nm), 细度颗粒在50纳米! 价格贵了点,但有这东西什么砥石也是浮云了, 而且相比经济的多! 查了一下 淘宝上有卖这玩艺! 可惜液体不能航空寄运, 不知道什么时候拿到这玩艺! |
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楼主: michaelcharming
发表于 2012-4-22 01:11:18
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