How to choose Thermal CTP or UV CTP
May 25, 2023
Both Thermal CTP plate and UV CTP plate can be used for Offset sheetfed or web printing, by the technology of Computer to Plate. Thermal CTP plate is exposed by the laser diode 830nm, UV CTP plate or CTCP plate is exposed by laser diode 405nm.
|
Plate name |
Positive Thermal CTP Plate |
Positive UV-CTP plate/CTCP plate |
|
Spectral sensitivity |
830nm(Infrared ray) |
360-450nm (Ultraviolet light) |
|
Exposure energy |
110-120mj/cm2
|
50-60mj/cm2 |
|
Resolution |
1-99% @240lpi / 10u FM |
2%-99%@200lpi / 20u FM
|
|
Run length |
60,000-150,000 without baking |
40,000-100,000without baking |
|
Working environment |
Under ordinary day light |
Under yellow light or dark room |
|
Coating color |
Deep blue |
Blue or blue green |
|
Machine compitibility |
EcooSetter Tseries Thermal CTP , Kodak Trendsetter series,Magnus, Screen PlateRite or any other 830nm machine
|
UVP series(EcooGraphix UVseries), X-pose!230(Luscher), UV-Setter 850(BasyPrint) and so on.
|
|
Plate processing |
please use EcooGraphix developer DV-T , Kodak(Goldstar Premium) or Agfa (Elite)developer |
EcooGraphix developer DV-UX(1:4 dilution),DV-T or Fujifilm developer DP-4A , Agfa EP350 and so on
|
|
Plate cost (0.15mm/0.30mm) |
2.7$/sqm -4.35$/sqm |
2.65$/sqm -3.85$/sqm |
|
Plate setter cost |
30,000$ or more |
35,000$ or more |
|
Market share |
80% |
20% |
|
New technology |
Chemistry-free CTP plate and processless thermal CTP plate |
High resolution UV-CTP plate, chemistry free CTCP plate |
