Positive ps plate for printing machine

offset plate 1)High quality printing plate 2)Long running time 3)Short exposal time with clean surface 4)East for use

PS PLATE TECH SHEET

Long run ps-plate, positive working subtractive, electrochemical grained and anodized on aluminum base of99.5 alloy AA 1050.Coating: positive diazo sensitive coating 380Nm, blue color with image change after exposed.Special mat over coating for perfect vacuum contact between film and plate surface.For CTP UV and CTCP please order without matting surface.EXPOSUREMetal halide UV light source is recommended, with 5000Watt light and distance of 100-120cm, the timing 10-12 seconds to obtain perfect image reproduction and UGRA or Stouffer Scale/greyscale step 3-4 clear and 10-12 micron lines broken away.

DEVELOPMENTDeveloper conductivity min. 70mSmax 110ms, temperature 20-24 Celsius, developer contact time 15-20seconds. Developer DCTP-2000 at 85mS, 24 Cels. 20 seconds contact time, compatibel with most popularpositive developers.SHELF LIFE24 month from production date, keep in original box at normal temperature conditionsPHYSICAL & DIMENSIONAL STRUCTURE:Roughness (Ra) min. 0.55um - 75umAnodic layer 3.0gr/sqmeterNominal thickness: 015 - 0.25 - 0.30 mmTOLERANCESFor thickness: 0.15 / 0.20mm +/- .010mm - .015mm0.25 / 0.30mm +/- .010mm - .025mmFlatnessSurface waves as per DIN 1784 max. 0.75%PackingPlates are wrapped in photo protective paper and packed in carton boxes. The weight of boxes is vary according tosize and thickness, max weight per box 30kg.0.15mm 100 plates0.25mm 50 plates0.30mm 50 plates, large sizes depends on sizes

Positive ps plate for printing machine