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bench grinder for shapening kitchen knives

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(@spyghost)
Posts: 321
Reputable Member
Topic starter
 

anyone done this before?

are there specialized stones for a bench grinder specifically for sharpening knives? - i find those sold in the market too coarse.

tips will be highly appreciated.

 
Posted : 21/04/2012 7:45 am
(@ricky)
Posts: 242
Estimable Member
 

Re: bench grinder for shapening kitchen knives

Well our in-house mechanic uses this style but only on damaged and "bungi-bungi" edge just to straighten it. otherwise manual "hagod" using the standard stone is more than enough to maintain the sharpness. Mauubos kasi kaagad yung knife Kung
Aging sa grinding wheel.
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Posted : 21/04/2012 10:31 am
(@zepol)
Posts: 317
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Re: bench grinder for shapening kitchen knives

bench grinders spin too fast , and the wheel's a bit small for the kitchen knife- the bevel will be to acute and the heat will ruin the temper.

i hand-sharpen. i usually grind approximately 25° primary bevel, then a 35° cutting bevel. the 25° bevel's sharp but delicate - best for razors and fillet knives. general purpose knives can use bigger, more durable angles.

the trick is to grind one side until a "wire" can be felt on the opposite side. only then is the opposite side honed.

what stone? i start with a generic carborundum stone - when it 'dishes' or gets deeper in the middle, i get rid of it. once most of the work is done i use the finer grit stones para tipid.
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Posted : 21/04/2012 2:07 pm
(@zepol)
Posts: 317
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Re: bench grinder for shapening kitchen knives

btw makita sells a water stone sa hardware - medium grit.

for finishing, i use fine sanpaper on glass, then leather strop or steel.
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Posted : 21/04/2012 2:11 pm
timber715
(@timber715)
Posts: 5424
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Re: bench grinder for shapening kitchen knives

I was in a woodworking store here earlier in florida and saw one that might fit your bill, the grinder is "Tormek" look it up sa amazon or google it.
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click my signature and it will take you there........

 
Posted : 22/04/2012 4:53 am
(@balarila)
Posts: 1368
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Re: bench grinder for shapening kitchen knives

Ha-ha. Mangkukulam talaga!

That Tormek is one great system. Just be prepared to pay the price.
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Posted : 22/04/2012 5:57 am
(@memorialurna)
Posts: 6
Active Member
 

Re: bench grinder for shapening kitchen knives

thanks...for...sharing...

 
Posted : 12/05/2012 3:31 pm
(@kenneth)
Posts: 51
Trusted Member
 

Re: bench grinder for shapening kitchen knives

Bought this from Amazon. Works very well. You just have to remember that it's 110v

http://amzn.to/MjfYAe

 
Posted : 25/06/2012 6:16 pm
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