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Seem to be losing the air release on my printed wrap graphics.

Jharris81

New Member
So we print a small amount of vehicle wraps and I have kinda always thought the air release on our Avery vinyl has not really been the greatest. Just kinda thought that was a result of laminating, humidity, heat, etc. well we have done a few large topography type designs with matte black backgrounds. Today I was just having some issues and kinda started thinking that it seemed the air release was almost non existent on these full black prints. So I tested a piece of vinyl that had been printed and not printed with the same laminate. Well the air release seemed fine where the black in was not but were we printed solid black it was like there wasn’t even air release there. I kinda have searched and maybe the vinyl is getting over saturated but it looks very good and I let it out gas for a day or so. We have an xc-540 with cmyklclm. Anyone have any input or suggestions to remedy this?
 

White Haus

Not a Newbie
If there is a drastic difference between printed and unprinted, I'd say not off-gassing enough or properly.

We had an XC-540 as our first printer and I can't tell you how many times we learned the hard way that heavy ink load/dark prints need extra time to off-gas, especially if you're using canned profiles in Versaworks.

How do you let your prints off-gas?

We built a little off-gas rack/fan/contraption and will still let heavy or critical (solvent) prints off-gas on there for 48hrs if we can afford it. Main thing is that prints are rolled loose so air can get through the layers and ideally have air-flow pulling down, as solvents are heavier than air.

Here is a good thread with some examples, including our ghetto little version: https://www.signs101.com/threads/new-drying-offgassing-box.171818/#post-1599273
 
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Jharris81

New Member
If there is a drastic difference between printed and unprinted, I'd say not off-gassing enough or properly.

We had an XC-540 as our first printer and I can't tell you how many times we learned the hard way that heavy ink load/dark prints need extra time to off-gas, especially if you're using canned profiles in Versaworks.

How do you let your prints off-gas?

We built a little off-gas rack/fan/contraption and will still let heavy or critical (solvent) prints off-gas on there for 48hrs if we can afford it. Main thing is that prints are rolled loose so air can get through the layers and ideally have air-flow pulling down, as solvents are heavier than air.

Here is a good thread with some examples, including our ghetto little version: https://www.signs101.com/threads/new-drying-offgassing-box.171818/#post-1599273
Well I would usually just keep them rolled up off the take up reel. Never had really thought that they wouldn’t out gas properly if left wound up. Yesterday I printed a few panels and stood them up like you have yours with them unwound quite a bit but the only reason I did that was because I was also having issues with the black sticking to the backing paper and ruined a ton of prints. How do you keep your rolls from unwinding while they are stood upright. Doesn’t look like you have tape on them or anything.
 

hybriddesign

owner Hybrid Design
we used to have an xc540 and had the same problem. High ink load and you need to let them outgas forever and even then it's still not that great.

Our Mimaki's were better, the Epson we run now is even better and we barely let them outgas unless it's a crazy saturated print.

Some vinyl's work better than others btw but I remember thinking the same thing with the Roland.
 
You’re describing textbook case of over saturating the print. The vehicle art, is solid black ?? I assume with some text ? Why not use color change material and install cut text overlays .withoit seeing art tough to try to help you
 

Jharris81

New Member
So the wrap is a matte black with bronze topography with varying line widths and some gradients. Also having to cut out and lay a topography map over an entire truck bed sound like I would be tearing my hair out by the end. Also having to essentially wrap the truck bed twice.
 
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