We are cooperating with Lucky Group (Huaguang) to manufacture high quality ps plate.
Characteristics:
1. substrate: electro-chemically grained and anodized lithographic aluminum
2. gauges: 0.15, 0.20, 0.25, 0.30(mm)
3. spectral sensitivity: 350-420nm
4. safelight: UV filtered or yellow
5. sensitivity: 150-180mj/cm2
6. exposition: light source: 3kw Iodine-Gallium(metal halogen)
distance: 100cm
development condition: 23oC
development time: one minute
to obtain UGRA 3rd step clear or 12um micro-line appera, the exposure time:
35seconds(0.25, 0.3mm), 32secnonds(0.15mm)
7. developer: PD developer(concentrated solution), 1liter can process15sqm, recommended dilution ratio: 1:4(machine process), 1:5(manual process)
8. dot reproduction: 2%-98% in 200 lines/inch
9. shelf life: 18 months when stored in a light-free area away from excessive cold, heat and high humidity
10. run length: 0.15mm above 50,000; 0.20mm, 0.25mm above 100,000; 0.30mm above 120,000.