Keycap Kevin: my Cerakote adventure begins
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Keycap Kevin: my Cerakote adventure begins

Kevin Hofer
21.4.2023
Translation: Patrik Stainbrook

Most of my keyboards are anodised. I gave this surface treatment a go myself – with moderate success. Now I want to try a ceramic coating.

The brand/process I chose is called Cerakote. This ceramic-based coating system is used primarily for weapons. I’m not a gun nut, but I find the application enticing for my keyboards. Especially since there are many great colours.

What is it exactly?

Cerakote is a polymer-ceramic composite coating. It applies to metal, plastic and wood. It’s resistant to abrasion, wear, corrosion and chemicals and is hard enough to resist strong impacts. A Cerakote layer is only up to 0.07 millimetres thick – about the width of human scalp hair.

In terms of hardness, Cerakote passes the ASTM-D3363 standard test for coating hardness with flying colours. Cerakote also scores top marks in tests covering other specifications.

The Cerakote colour range is huge.
The Cerakote colour range is huge.
Source: Kevin Hofer

I don’t subject my keyboards to the same ordeal as a firearm. Nevertheless, I’ve already managed to make some scratches. This should occur less frequently with Cerakote than with an anodised keyboard. In addition, a Cerakote keyboard simply looks cool.

Example keyboards with a Cerakote coating.
Example keyboards with a Cerakote coating.
Source: Kevin Hofer

What does it need?

Cerakote offers a variety of series with different properties. The H series is most common and suitable for beginners – so perfect for me. I’m going to buy a starter kit. It contains three sample paint bottles, which should be enough for twelve guns. Don’t know how that transfers. Somewhat perplexed, I try to convert pistols to keyboards. I assume that one bottle per keyboard should be enough. A measuring cylinder, a paint gun and disposable filters are also included in the kit.

Besides the starter kit, I need a compressor, a distilling trap, a sandblasting booth, an oven and a place to spray. I already have the compressor and distilling trap. I make a small sandblasting box out of scrap wood. You can see what it looks like in the video below. I use a freestanding small oven – it’s big enough for keyboard parts. The H series has to harden for two hours at around 120 degrees Celsius.

Now I have everything ready. Next week, I’ll tell you how my first Cerakote attempt went and if it’s worth the second look.

Header image: Kevin Hofer

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From big data to big brother, Cyborgs to Sci-Fi. All aspects of technology and society fascinate me.


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