The Role of Taxonomy and Ontology in Semantic Layers - Heather Hedden.pdf
3 yasar muharrem
1. PRINTING QUALITY
MANAGEMENT
An overview to
in ZAMAN
Prepared by: Muharrem Yaşar
Quality and Coord. Manager
1 / 56
07.10.2013 Wan-Ifra World Publishing Expo 2013 Berlin, Germany
2. İstanbul, Turkey
Feza Gazetecilik A.S. known as Zaman
BS Newspaper in Turkish
daily 1 million circulation
printed in 6 printing sites
8. Zaman & its weekly sisters
Cuma
Cumartesi
Pazar
9. Todays ZAMAN & its Sunday
version Sundays Zaman
Daily English newspaper
10. 000 copies
10. Weekly news magazin
50. 000 copies
Separatly sold
Weekly magazin
250. 000 copies
magazin
size
11. What we have
Newspaper Machines
75.000 copies / h., single side-double around
40pages, 24pages colorful
+ Presetting ink keys
+ Soft proofing
- Automatic register control
- Automatic density control
- Automatic cut off register
Plate making Rooms
CTP lines ( CTP s and P&Bs)
+ Ink saving program
12. General
Vice General
Production
Printing Plant
Director
Quality Eng.
. Quality Eng.
. Quality Eng.
. Quality Eng.
. Quality Eng.
Quality and
Coordination
Director
Quality
Manager
Technica
Manager
Planning and
Reports M.
Purchasing
Dep. Director
Hierarchy
18. Dep. Property Set values
Electronic data delivery PDF/X-1 or PDF/X-3
Press profile ISO 12647-3 (IFRA 26)
C
T
P
Ink saving
GCR
Ton value sum Max 240-260,
Black >%85
Rips
Ton values 500 lpcm
Screen frequency 40 L/ cm
FM screen 40 micron
Screen angle CMYK 15,75,0,135
Dot shape elliptical dot,
link-ups %40,%60
Purchasing Newsprint La*b* 82,0,3 ( tolerances: 3,1,1 )
Adver. , Design,
Prepress, Page
Delivery
20. A ) ISO 12647/3
• ISO color coordinates
• TVI dot gain curve
So;
21. A ) ISO 12647/3
… and technology develops
• ISO color coordinates
means decrease the ink
density ISO Lab (IFRA 26)
measuring mod :
ISO-Check
22. A ) ISO 12647/3
• ISO color coordinates
* With black backing
ISO (IFRA 26) values
Red 52 41 25
Yellow 78 -3 58
Green 53 -34 17
Cyan 57 -23 -27
Blue 41 7 -22
Magenta 54 44 -2
Paper 82 0 3
Black 36 1 4
only Paper and CMYK is used
M
C
Y
g
r
b
K
23. A ) ISO 12647/3
• ISO color coordinates
Only yellow b*
value changed
BUT ; not practical
Our referance values ? Why not?
First : determine perfect dots in ISO
Second: measure Lab with no b.backing
24. A ) ISO 12647/3
• ISO color coordinates
You can put your new referance values
ColorScale mod for new ref.
values
ISO-Chek mod ISO Lab values
has already loaded
40. %2, %98 and % 50 tone values are measured with plate
densitometer by the prepress man to understand if there is
an abnormality or not. If the values are seem to be changed,
he produce a test plate for exact measurement and
calibration
Daily Plate Checking
A tone scale stays on the bended side of the plates is checked daily.
Plate is taken before P&B machine for measurement.
only Plate
Plate + Press
Applied dot gains
41. While the Q. Engineer evaluates and records the print defects to ERPVideo-2 :
B Printing Defects Checking
45. So ; we are checking ourselves like we are in competition INCQC
everyday
B Printing Defects Checking
46. First run or restart - following a stop copies:
Customers complains mostly :
from the “startup “ newspapers or “restart - following a stop ” newspapers.
Because mechanically they are the worst.
salable , low quality, not salable,
B Printing Defects Checking
47. C Consumabels Reporting
a) are being used (Current)
Ex: Newsprint Evaluation Report
b) Test metarials
Target is;
To prepare a list to our purchasing department.
Show preferred and not preferred
So we ask:
not to bought unwanted,
instead, the preferred if possible much
52. Described by our
personals;
criterions , weights
4 different working
areas
Ex:
Ex:
Register and tension
control
Cleaning
Reel Stand
Ink and water
adjustments
53. Ex: 45gr. Std Newsprint
Newsprints from top to bottom
they are in 3 groups
GOOD, BAD, WORSE
GOOD
BAD