PS plate

Techinal Specification Of Positive Plate Plate Type:positive Substrate: aluminum Gauge Available: 1.5MM-3.0MM Alloy aluminum alloy : 1050H18 Handling: against moisture ,against heat, shady Light Source and Exposure: 140-200mj/m2 (1)2000W lamp with gallium lodide (80-100 seconds ); (2)3000w lamp with gallium lodide (40-60 seconds); (3) 5000w lamp with gallium lodide 20-40 seconds . Developer: develop solution or powder of positive ps plate can be used in developing Dot reproduction ability: 2-98% Definition: 8-10 um Density of plate substrate background color:less than or equal to 0.01 The mass per unite area of sensitive layer: 2.0-2.5 g/m2 The mass per unit area of oxide layer: 2.0-3.5 g/m2 Developing Temperature: 23degrees centigrade+/-2degrees centigrade Developing Time:30-60seconds Deletion: In order to eliminate the unnecessary image and spot in the plate after washing with developer, a little plate modification prescription (for eliminating images) can be coated on the elimination place, keep it for one minute, then wash it with water and coat it with gum. Shelf time: 18 month Length of Run:50,000-100,000 Process: exposure, develop, plate modification, gumming, roast plate, printing