
10.14.2007
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Polishing aluminum can be a challenge, and a rewarding one. Nothing says class like a clean, polished Big truck.
Bar compound polishes do come in colors, --- for a reason. Each one is formulated differently for different applications and materials.
The most common color used on aluminum in good condition is GREEN, and produces a mirror-like finish. Very bright with reasonable depth.
If the aluminum is less that stellar, Tripoli, -- the BROWN colored bar -- is more abrasive and finishes to a nice shine, but not as bright as with the GREEN bar. Follow brown with green yields good, bright results.
Brown Tripoli also works on ferris metals like steel.
The BLACK bar is Emory --- and quite abrasive. It works on aluminum to remove serious flaws. Followed by brown and green should produce bright aluminum. Black Emory can also be used on steel.
The WHITE bar is for stainless steel AND plexiglass and plastics. Not real bright when polishing aluminum by itself, but still a nice shine.
The RED bars are Jeweler's Rouge, and is one of the finest polishes. It produces the BEST shine on already clean aluminum, smooth and has good depth.
Not many polish with the RED, unless it's a show truck. The finish is that fine. Like a mirror.
I've used a BLUE compound bar before, but they're not as easy to find. The end result is a bright finish with slight coloration, and good depth. Not quite the mirror finish of a GREEN compound, but a very nice luster, and possibly more practical and longer shine than green. It all depends on what pleases YOUR eyes.
For those who like to mix their own, GREEN polish bars, or any color, can be shaved and heated with Mineral Oil mixed in for the carrier agent. The mix can be applied by hand or with a power buffer.
~~~~~~~~C A U T I O N~~~~~~~~~~
When using those powerful, high RPM buffers,..........
BE VERY CAREFUL!
It ain't all that hard to "burn" the aluminum. And those high-speed buffers CAN and DO kick-back like a Missouri Mule!
I've used a product called "OUATER" (I think that's how it's spelled) pronounced "water". It's kinda like Never-Dull, in that it's in a pre-soaked pad and goes on by hand. It is MUCH better than Never-Dull or similar products and the more you rub, the shinier the aluminum gets. When the pad gets black --- DON'T discard it! It keeps on working by using the aluminum oxide it removes as a fine polishing agent.
After spending hours polishing, it's nice to be able to enjoy your labors for weeks instead of days. Use a good quality sealer to achieve that. I've even seen mirror bright aluminum that was polished three weeks prior, and STILL looked as though it had been just polished. The driver told me he used Rain-X as a sealer. You might want to try that.
If your aluminum has never been "cut" before, it will require an acid application for the first time "cut". The acid actually softens the surface of the aluminum to a depth of less than one-thousandth of an inch, and allows a power buffer to more easily cut a smooth finish.
I find Mother's polishes to be of high quality, but not the best for polishing aluminum. For touch-ups though, it ain't bad.
I DO know one thing, .......... it feels dawg-gone good to cruise down the highways and byways in a spanking clean and polished Big truck. And I think it speaks volumes about the Big truck driver.
Like the Vernon Truck Wash says;
CLASS Is A CLEAN Truck.
However, when you polish aluminum, plan on getting dirty.
VERY dirty.
But your Big truck should look marvelous. 
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