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Dear All, We are facing a problem with Man Roland 505 dot gain. The dot gain is too high with most of the jobs. With coated papers, sometimes it is up to 69% in 40% area and sometimes it is 55% in 40% area (which is quite okay). It depends on something, but on what? The dot gain can rise and...

Hello, I'm writing from Estonia, and we have quite hard water here. Hardness is about 12dH - 18dH degrees. Yesterday I was measuring tap water and it was neutral pH 7. Then I measured solution from printingmachine's tank and pH was over 8! How is it possible?? OK, the machine was not working...

Hi all, can anyone give me a internet link or something so I can calculate the amount on varnish that has been used during one job. Best regards, Hannes

I would be very glad if someone can share some information about that ink serie. Maybe someone has already tried?

Hello everybody! My question is about Silkoseal. What kind of varnish is it? I read their homepage: Shackell Edwards - Silkoseal but didn't get any good answer. It is a vegetable oilbased varnish but what makes it dry so quicky as they say? If somebody has any experience with Silkoseal, please...

Hi, I would like to get information about dual-effect varnishing. I had a trial few day ago and it didn't go well. At first, there was almost no matt effect. And the gloss spots did not have very good gloss neither. It seemed like sheets were covered with primer varnish (low gloss) Now what...