How To Anodize Aluminum Lower Receiver

December 25, 2020

There is a lot of words written about what current to anodize with. (44 ml) of lye in 1 gallon (3.8 l) of distilled water.

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You'll notice them ovalizing after a period of time, rendering your lower completely useless.

How to anodize aluminum lower receiver. From hunters and military members, to competition shooters and general firearm enthusiasts, we welcome anyone who values and respects the way of the firearm. A lower receiver does not need a hard coat. Current is then applied using a battery charger and the oxidation process occurs, coating the raw lower with an anodized finish!

No ffl is required to purchase this 80% lower. I have been looking, but i have not been able to find out the details of how an ar15 lower receiver is anodized. Bead blasted and finished with a anodize coating.

Hard anodizing is a process that uses higher current and is done at a lower temperature. Ar15.com is the world’s largest firearm community and is a gathering place for firearm enthusiasts of all types. We do not ship this product to hawaii, new jersey & new york.

After etching in the caustic soda, you'll throw your calculations out even further. But if you aluminum oxide blast, then anodize, you will get a very dull finish that. How to anodize aluminum the diy way.

Dip two or three times to work any air bubbles out of the parts, then place in the aluminum anodize tank. No ffl required for purchase; Most importantly, an anodized surface is much, much harder than aluminum.

More specifically this vat of dangerous chemicals is an acid electrolyte bath. Allow it to sit for 3 minutes, then remove it and rinse it thoroughly with warm water. If you leave bare metal inside the receiver, the trigger parts will wear the aluminum very quickly.

This finish will provide your receivers with optimal protection against abrasion, corrosion, etc. Apparently you are supposed to anodize at between 4 and 12 amps per square foot of anode surface area. Bead blasted and finished with a anodize coating.

Swish the parts around in the deox tank, then place into the deox tank to remove any oxidation (or smut) and then leave parts there for 5 to 15 minutes. Whether you are a manufacturer, law enforcement professional, dealer, collector, shooter, or in research and development, us anodizing can provide a gun refinishing solution that fits yours needs and is backed by years of experience. Wearing a pair of rubber gloves, place the object you want to anodize into the lye solution.

80% arms offers top of the line anodized lowers for both ar15, ar10, and ar9 platforms available at the links below! Would i use and is there a way you could give a step by step in more detail with that basic setup on how you’d anodize a lower receiver just using 5 gallon buckets? I get a chuckle out of the idea of using hard coats to improve wear under motion of aluminum parts.

Orders will be cancelled and charged a 20% cancellation fee. Should be capable of constant current, have a high enough current capacity, and go to at least 20 volts. With most parts its almost impossible to estimate the surface area.

This process involves creating a cathode (negatively charged aluminum foil) and an anode (positively charged lower receiver), and submersing the pair in a solution of sulfuric acid and distilled water. Shop any of our stripped, anodized or cerakoted lowers to maximize the efficiency of your 80% build. It comes in many colors and is a great alternative to some of the other coating products on the market that require the use of an air brush and mixing.

If you polish the aluminum to a mirror finish prior to anodize, the receiver will have a shiny finish and the surface would be too slick for the cerakote to stick. This finish will provide your receivers with optimal protection against abrasion, corrosion, etc. The result is a considerably thicker oxide layer, often around 0.002″ thick.

Anodizing is an aluminum and metal finishing company dedicated exclusively to the firearms industry. Our lowers are made from t6 7075 aluminum, not the cheap stuff. To anodize an 80% lower receiver you take it, and immerse it in a vat full of dangerous chemicals.

Then, like frankenstein’s monster, you apply an electric current to make the magic happen. A type iii hard anodized billet ar15 lower receiver finished and ready for milling. In a small plastic tub, mix 3 tbsp.

Anodizing not only protects the receiver from corrosion, but also creates a very hard exterior. Bead blasting prior to anodize will give the receiver a matte finish. This is just the upper receiver only and therefor can be shipped directly to the buyers address.

The trigger pin holes will be the first to show the wear. The only wear surfaces with motion are in the magazine well, and the magazines will remove the anodize anyway, if the owner doesn't in order to get the magazines to drop free.

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