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Hi guys. I saw Heidelberg : How to check and set roller in YoutTube . Demonstrator said about film for checking ink strips . Is it for checking roller setting problem? How it works? Thank you for your knowledge.

Dear Alois May middle and bottom pictures be ink shade ? Please explain for me if you think be backtrapping .Thank you

My printing units are KCMY. I always see green on it. May be come from ink trap. How to explain in depth? Thank you

Perfecting on one pass

I'm using spray powder but no AQ or water base. Thank you for intersting

Thank you Sir

Yes Sir

Hello I have problem when printed on taccato paper that antallis recomened 260% TIC but my prepress workflow is Fogra39l. How I can do?

Thank you so much

Sawasdee Krab in Thai's langauge . Can I use Media Wedge 3.0 evaluate digital proof print more than Fogra39l ? Can I check for Forgra47l?

Thank you very much sir.

I knew the principle. I don't know how to start.Will I have to buy Altona test suit?Thank you

Hi guys...I'm new in digital printing. Factory in Thailand has HP 5500 . My boss want Iso-12647-8 validation print for profile 39l and 47l. Please recommen me the way. Thank you sir

Thank you very much sir

How I control quality when printed fluorescent ink ? I could measure L*a*b* values or density values? Thank you sir

Thank you very much both guys

I'm from Thailand and my English is not quite good. When heidelberg sm102 year 1997 offset printer met color difference between front and tail edge he adjust oscillator roller to white or red umber. Could somebody explain how it Worked?

What is it ? How to make ? :confused: Thank you very much

Hi! I am in Thailand and this is my first post. when I print a low coverage area , It require smaller ink key opening , but I can't control SID . I want to know Tips & Tricks . Thank you