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Digital BW, The Print

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Re: Hahnemuhle flaking

2005-07-07 by Djon

Has Hahnemuhle addressed this? 

"Flaking" may be a misdiagnosis. Maybe it's just dust?

I don't know anything about Hahnemuhle, but if dust is printed-over it
can fall off after printing, along with the pigment that covered it,
leaving a white spot. A year ago Moab identified that problem with a
batch of Entrada, sait it was dust they had failed to vacuum after
cutting and before packaging. I had paper from that batch, had that
problem, eliminated it 100% by following Moab's advice, dusting with
canned air before insertion in the printer. Good company. 

IMO there's less logic to wiping with a rag or brush unless one
imagines there really mechanical failure of the paper surface, genuine
"flaking." 

I wonder what's really happening with HPR ... if I used it I'd want to
prove to myself that it's not just paper dust that can be removed with
compressed air (canned air). If that's not ithe problem I'd certainly
find another paper. 

Clean working conditions (dust cover over printer when not in use, no
construction work around printer, low foot traffic,
better-than-office/shop cleanliness etc) are obvious requirements.

 Darkroom workers know about dust, but some inkjet users may have
never considered the basics...? 




--- In DigitalBlackandWhiteThePrint@yahoogroups.com, "johnmuir.geo"
<johnmuir.geo@y...> wrote:
> I use HPR for all my work, including B/W.  I print on the 7600 with UC 
> inks and QTR.
> 
> I am noticing a few tiny bits of flaking,pin point size, even after 
> spraying with Print Shield.  I spot the darkest areas with black 
> pastels before spraying, but there is no way I can deal with flaking in 
> the mid tones.  I have even tried using a draftsman's horsehair brush, 
> but still see problems.  Am I being too picky? 
> 
> This is making me crazy.

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