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cutting aluminum diamond plate

Skyking1992

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Joined
Sep 16, 2006
Messages
477
Hi all,

I just spent the last week painting my car trailer. Now I'm replacing some aluminum diamond plate that I destroyed while removing. It's just decorative - .065 inch thick. I have a new piece of 4 ft by 8 ft coming today.

What's the best way to cut? Metal blade in a circular saw? Table saw? Cut off wheel?

Thanks,

Skyking1992
 
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MN4x4

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Sep 5, 2010
Messages
1,443
Location
Minnesnowta
First choice, get a non-ferous blade for your saw.

Second choice, use a standard blade but install it backwards so it doesn't grab. The cut will be somewhat ragged, but it'll get the job done.
 

nehog

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Joined
Jan 2, 2010
Messages
7,935
Location
Jaffrey, NH
We cut a ton of aluminum all the time and a saw with a fine toothed carbide tipped blade will do the trick just fine. I'd back it up on a piece of CDX ply to support it (yes, you cut the ply but...) and take it relatively slow and easy and you'll do OK. Just don't push! The cuts will be smooth, we use ATF (slightly used) as a cutting lubricant. Do use a lubricant as cutting dry will not give clean cuts.
 
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Kevin54

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Joined
Jan 12, 2005
Messages
29,341
Location
Urbana, Ohio
If you cut it with a saw, make sure you put masking tape down to protect the finish from scratching while cutting. Also if you use a circular saw with a carbide blade, get a face mask or some good eye protection....goggles preferably, and some good earplugs wouldn't hurt either.

BTW....don't have your shirt tucked in while cutting it. one hot chip with a tucked in shirt really makes for a sore spot :scared:.
 

Daveco

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Joined
Apr 8, 2010
Messages
348
Location
Texas
Circular saw.
On aluminum that thin, any fine tooth carbide blade will work. A blade specifically for non-ferrous will work a little bit better.
Use wax on the back side of the cut line to help prevent aluminum build-up on the blade teeth and for a cleaner cut. Any kind of wax will do, even plain old candle or canning wax.
 

InPrimer

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Joined
Jul 10, 2007
Messages
651
Location
lake Havasu AZ
If I may add, I always wear a long sleeve shirt, the metal fragments coming off the blade will remind you right quick.....
 
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