 |
|
Description of Positive Plate |
| Plate type
|
Conventional Posititve |
| Substrate |
Electromechanically grained and anodized
lithographic aluminium. |
| Gauge available |
0.15, 0.25, 0.30 (mm) |
| Alloy |
Standard 1050 alloy. |
| Maximum width |
1,200 mm |
| Spectral sensitivity
|
350-450 nm peak sensitivity 430 |
| Recommended Ugra |
Stochastic Clear 1: Normal-Clear 2
|
| Recommended Stouffer
|
Stochastic Clear2: Normal-Clear 3
|
| Handling |
Plates are light sensitive. Handle
under yellow safelight (UV Free) until processed. |
| Resolution per Ugra/Fogra
Recommendations |
1-99% & 250 dpi |
| Colour change |
Blue-Green to Green |
| Light source and Exposure
|
Automatic plate maker is recommendable.
Light source: Metal halide lamp.
Exposure Condition - Step tablet: 3 step clear, Power
of light: 3Kw, Time: 30 seconds.
1 Meter distance between plate and lamp. |
| Process |
Conventional |
| Developer |
DTOP positive developer of Universal
positive developer is recommended. Dilution - 1 (developer):
6 (water). |
| Finisher |
DTOP Gum solution or Universal Gum
solution is recommended. |
| Recommended Developer
temperature |
25 ± 2 ℃ |
| Replenishment rate |
20 square meters/liter |
| Development time |
25 ± 5 sec. |
| Shelf life |
18-24 months when stored in a dark,
cool and dry space. |
| Recommended processing
|
DTOP automatic plate processor is
recommended. |
| Length of run |
Unbaked:100,000 copies of impression.
Baked: 500,000 copies of impression.
Depends upon printing condition like press, ink, paper
and so on. |
| Plate cleaner compatibility
|
DTOP Plate Cleaner or Universal Plate
Cleaner is recommended. |
