Digital Offset Printing Plate

DigitalOffset Printing Plate Positive PS Plate SP-II SP-II high sensitivity positive PS plate is of high sensitivity, faster developing speed, a wide tolerance in developing, quick ink-water equilibrium, long press life and so on. It can satisfy those customers who need high sensitivity PS plate, particularly applicable to the newspaper printing, also can be used as CTcPplate. SP-II specification: Type: Conventional-positive PS plate Spectral sensitivity:320-450nm Exposure time: 20 seconds;about 14 Pulses ( 3000w Iodine-Gallium lamp, from 1m, UGRA PCW82 control strip, the third section un-inking ) Notice: Exposure time varies with the developing conditions and the requirements of different printing materials. Developing time: 20-40 seconds (STRONG developing liquid: water=1:7, 23±2°c) Resolution: 2-98% Run-length: 50,000 100,000 (varies with its printing conditions and imaging content ) Safelight: Yellow light Advantages: 1. High sensitivity 2. Excellent performance in developing 3. A wide tolerance in operating condition 4. Unique Hydrophilic layer treatment, good ink-water equilibrium 5. Excellent air eduction layer, good dot-reproduction