Hi-tech, home made handle for my PINGO knife.

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May 16, 2010
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A new set of scales for my excellent PINGO knife.
I'm a huge fan of the stock FRN scales, but thought it would be great to improve on an already very well made knife.
My buddy 'DKDravis' and I went to work. When I say, we went to work, I mean that DKDravis did the work and I assisted, took pics and generally was in the way. A huge thank you to DKDravis for taking on this work, which he did for the fun of it and just because he can. There were some trial and error involved, but it was also very much fun to see the scales take form.
The scales simply have to be felt and seen up close to be believed. They add a whole new 'feel' to the Pingo of even better quality. The scales are unbelievably rigid and there is a distinct 'snap' to the knife when opening the blade.
Highlighted 'how to' text and first two pics by DKDravis

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The grips are built as a sandwich construction using advanced composite materials:



First off a “base-layer” was made, consisting of two layers of Twill-weave 200g/m2 Carbon/Twaron mixed-fibre bonded with Nanocyl enhanced Bisphenol-A epoxy matrix.

This was cured in vacuum to ensure a void free composite material with high fibre–to-matrix ratio.

“Nanocyl” is a Carbon nanotube structural “hardener” for Epoxy, containing a very high number of Multiwalled Carbon Nanotubes, it can make the actual Epoxy matrix up to 100% stronger



In stage two, a layer of aluminium honeycomb sandwich material was bonded to the base layer using the same Nanocyl enhanced Epoxy. In this case use is made of the Carbon Nanotubes ability to greatly enhance the bonding of the aluminium to the epoxy matrix



In stage three, the hexagonal “voids” in the aluminium honeycomb are filled with normal (coloured) epoxy matrix. Vacuum is again used to ensure that there are no voids in the material.



In stage four the resulting “sandvich” gets a top cover of very thin glass-fibre weave, which ensures good surface strength, and is almost invisible in the top coat of UV resistant Epoxy



In total: a completely manic piece of “overengineering”, but great fun to do.



The knife is completely transformed by the addition of these grips, from an ordinary good quality folder, to something that feels like real “High end” gear. This is mostly due to the much higher rigidity of the new grips, but also the thicker, smoother grips with a smooth surface.



Next step is a titanium flat sheet beltclip .. and perhaps a set of titanium screws.


Some of my pic from the process:

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That was a fun project. Thanks for posting. I hope Spyderco does a run of the Pingo with G10 or carbon fiber.
 
Wow, that's really cool. At first I thought they were c-tek, but the fact that he literally made the scale material as well as cut and shaped it is really sweet. Thanks for sharing.
 
That was a fun project. Thanks for posting. I hope Spyderco does a run of the Pingo with G10 or carbon fiber.
Thanks.
You mean like these?:D
(CF prototype for Pingo)
DSC_0289-Kopi.jpg




Sweet scales! They look like dragon scales if there were such a thing. Very nice work.
Thank you. Yes, indeed dragon-like. The honeycomb structure is a nice departure from the standard scales on the market.
Next project is some scales for a Suminagashi Mule - here a pic just for you
IMG_0456.jpg


They look great. Would look even better on a Military ;) Great job
Thanks, NoFair. On the Military, the Police, the Mule projects........:p


Wow, that's really cool. At first I thought they were c-tek, but the fact that he literally made the scale material as well as cut and shaped it is really sweet. Thanks for sharing.
Thanks. I dont think, that they have the extra carbon fiber layer underneath like these have, but visually they look a bit the same with the honeycomb structure.
 
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