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Weird install

klingsdesigns

New Member
When I applied this it was supposed to be straight. It ended up curving down. Any idea? All I did was follow the ribs. Started from the top and applied into each one and worked our way down. Could it be possible I stretched it that much when I was installing? Looks like an even curve all the way down.
 

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klingsdesigns

New Member
Left part I did top down. Right side I did bottom up. Left side curves down and right side curves up. Would losing material into the ribs make it slope?
 

Modern Ink Signs

Premium Subscriber
I think what you are seeing is the result of the vinyl being worked into the corrugations and the optical result of the lose of the straight line of the graphic
 

visual800

Active Member
yes following ribs will take out straigtness. you would have to place slight curve in decal to counteract
 

papabud

Lone Wolf
as you work it in the ribs you will curve. best way to lessen it would be to start more in the middle and work up and down. it will split the difference. also you could heat and stretch it to force it to staying straight
 

DerbyCitySignGuy

New Member
It's not, unfortunately, an optical illusion in this case. The line is curving. You have to compensate when doing the layout of the design. Check out videos of people painting straight lines on corrugated metal and you'll get an idea of what's happening.

It's the same concept as drawing a straight line on a deflated ball, then inflating the ball. All of the sudden, your straight line isn't straight anymore.
 

klingsdesigns

New Member
yes following ribs will take out straigtness. you would have to place slight curve in decal to counteract
So if it curved about 6 inches then i would have to design it with a 6 inch curve to make it appear straight?

Stretch a string on it point to point, maybe it is straight and you're just seeing an optical illusion???
Tried it and its definitely curved.

as you work it in the ribs you will curve. best way to lessen it would be to start more in the middle and work up and down. it will split the difference. also you could heat and stretch it to force it to staying straight
If I heat stretch wont the lines end up looking wavy?
 

AKwrapguy

New Member
Not sure if this is the best option but can you do it in layers with knife tape? This way you can re-adjust the lines if you need to since it's a pretty simple shape it should be pretty easy to do the math/measurements.
 

MikePro

New Member
yeah, rolling a straight line over a radius, gonna make it curve.
tough one to fix, but if it were me I would use a straight edge to mark a straight-line across the top of the ribs and work your contour shape to keep along that path.
 

Gino

Premium Subscriber
If there is a required distance from point 'A' to point 'B' and you have fairly a lotta crevices to go in, odds are, you're gonna come up short.

However, check out you picture..... even the light hitting the truck is bending. Tell the people it's the way the earth is shaped.

curved lighting.jpg
 

klingsdesigns

New Member
Even if i tried to tape a straight line or use string i think with all the material losing into the ribs it wont follow anyhow.
 
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