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Hydrographics for the new 941 motor

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Old 03-09-2011, 11:18 AM
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ideola
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Default Hydrographics for the new 941 motor

I'll let the images do the talking.


S2 931 upper charge tube


931 lower charge tube


S2 931 intake manifold


valve cover


Custom 931 cold air intake tube
Old 03-09-2011, 11:40 AM
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V2Rocket
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is that just wrapping or are some of those parts CF? the last one looks like cf covered tube
Old 03-09-2011, 11:58 AM
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ideola
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The parts are not carbon fiber, they have been "hydrographically printed".
Originally Posted by Wikipedia
Hydrographics or HydroGraphics, also known as immersion printing, water transfer printing, water transfer imaging or cubic printing, is a method of applying printed designs to three-dimensional objects.[1] The hydrographic process can be used on metal, plastic, glass, hard woods, and various other materials. In the process, the substrate piece to be printed is pre-treated and a base coat material is applied. A polyvinyl alcohol film is gravure-printed with the graphic image to be transferred, and is then floated on the surface of a vat of water.[2] An activator chemical is sprayed on the film to dissolve it into a liquid and activate a bonding agent. The piece is then lowered into the vat, through the floating ink layer, which wraps around and adheres to it.[3] After removing the piece from the water, a top coat is applied to protect the design. With multiple dippings, hydrographics printing can achieve full 360° coverage of the part surface, including small crevices.[4]
http://en.wikipedia.org/wiki/Hydrogr...%28printing%29
Old 03-09-2011, 12:51 PM
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God_Bot
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That's really cool, being a graphic design major I'm interested in unique printing techniques. Are you guys only using the carbon print? Any plans for other prints?

Any testing on how it deals with engine heat?
Old 03-09-2011, 01:07 PM
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ideola
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I am sourcing the work through a local speedshop run by a good friend of mine. They have been doing this stuff on engine components for the Mustang and Camaro crowd for some time. Durability is equivalent to high temperature automotive finishes (read: paint)...so not quite as durable as powder coating, but definitely up to the task of underhood applications. However, like any automotive finish (including powder coating) if you let gasoline sit on the finish, it can damage the finish. Prolonged exposure to direct contact with gasoline (i.e. if you have a leaky injector that pools gasoline on the valve cover) will cause the finish to lift, crack or peel just like paint.

The other major application for this stuff is on interior and exterior trim parts...haven't done any of that yet for my project, but there are almost endless applications. There are a variety of finishes and colors available, including a variety of carbon fiber patterns, brushed metal patterns, wood grains, stone, and on and on.
Old 03-09-2011, 01:24 PM
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andys-944
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This is the same printing technique sometimes (if not in mold) used to print wood grain on Dash's, very cool stuff
Old 03-09-2011, 01:31 PM
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Lots of youtube videos on hydrographics. Very cool process.
Old 03-09-2011, 02:10 PM
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chrenan
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Very neat Dan, but a but blingy for me.
Old 03-09-2011, 02:13 PM
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V2Rocket
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can you do a CF or wood paneling pattern for my whole car while i search for paint?


...only half kidding.
Old 03-09-2011, 02:24 PM
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m73m95
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Originally Posted by V2Rocket_aka944
can you do a CF or wood paneling pattern for my whole car while i search for paint?


...only half kidding.


That would be GREAT! A 944 woody!
Old 03-09-2011, 02:26 PM
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V2Rocket
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seeing as my paint color is 'mahogany metallic' i could even keep it fairly true to porsche's intentions...


oh yea, look at that finish..
Old 03-09-2011, 02:37 PM
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m73m95
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Strap your surf board to the roof, and you'd be set!
Old 03-09-2011, 03:20 PM
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That would be great for the intercooler tubes on 944 turbos
Old 03-09-2011, 03:47 PM
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ideola
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Originally Posted by Dougs951
That would be great for the intercooler tubes on 944 turbos
Indeed...just what I was thinking...several finishes available...

Originally Posted by chrenan
Very neat Dan, but a but blingy for me.
I found an excellent source for inexpensive powder coating, but since the club sport motor is all done up in black, I wanted to do something different for the new 941 motor. Red seemed too garish, silver too boring, so I thought why not give this stuff a try and show off what can be done. I'm anxious to see how it looks once the engine's all put together.
Old 03-09-2011, 04:02 PM
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chrenan
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Originally Posted by ideola
so I thought why not give this stuff a try and show off what can be done
That's a good point, pattern aside there are some huge possibilities. Pasha fabric pattern on intercooler tubes? Cool. Porsche script fabric pattern on intake manifold? Why not.

Last edited by chrenan; 03-09-2011 at 04:28 PM.


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