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#1 |
Member
Join Date: Dec 2004
Location: Witness Protection Program
Posts: 1,730
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will these magnets leave marks on the blade? how would one prevent that?
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#2 | |
Member
Join Date: Mar 2005
Location: USA Georgia
Posts: 1,599
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I am going to try some epoxy to hold the magnets to a board and then just use a thick cloth to go between them and the blades. The thickness of the wood weakens the magnetic attraction and am concerned they might not hold well enough. While the magnets are powerful, the distance between is a large factor. I stress again that these magnets are very powerful and dangerous -- particularly to each other -- less so to steel or iron. Two magnets will bite you! I have blood blisters to prove it! They are also brittle. |
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#3 |
Vikingsword Staff
Join Date: Nov 2004
Posts: 6,347
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In the interest of recycling (and being a cheapskate
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#4 | |
Member
Join Date: Mar 2007
Posts: 407
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Josh |
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#5 |
Member
Join Date: Dec 2004
Location: Witness Protection Program
Posts: 1,730
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these rare earth magnets, neodymium, do they lose their magnetic hold over time? my concern is, if one uses these magnets as some sort of sword hanger on the wall and nothing else (no hooks to support), that eventually gravity takes over and well, i'll have my own version of king arthur's sword on the floor...
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#6 |
Member
Join Date: Feb 2006
Location: France
Posts: 473
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Hi Josh,
At the beginning, I used HDD magnets, they are strong enough, but fragile. So I buy strong and thick magnets and they don't lose their magnetic power. Luc |
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#7 |
Member
Join Date: Dec 2004
Posts: 1,247
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Hey Luc,
Neat idea, and a great way to magnetize a blade. Didn't we have a thread on that not very long ago? Here's the Wikipedia article on neodymium magnets on neodymium magnets (just found googling, not saying it's correct). Neodymium magnets lose strength when exposed to temperatures greater than 80 degrees Celsius, rather than over time. They are also fairly fragile. While they are wonderful fun to play with, but they can be a nuisance and/or a health hazard. For instance, you definitely DO NOT want to get your hand caught between two magnets that can each hold 100 kg, as they will come together with 200 kg worth of force and crush your hand between them. Nor do you want it to mess up your pacemaker, if you have one. Or your credit cards or hard drives. Otherwise, have fun! if you've got a decent stand, I think a neodymium magnet would be a great way to hold a sword. F |
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