Positive PS plate, Conventional ps plate, Offset p

PS plateHigh quality printing plateLong impress time, Short exposal time with clean surfaceFor commercial and newspaper printing.PS PLATE TECH SHEETLong run ps-plate, positive working subtractive, electrochemical grained and anodized on aluminum base of 99.5 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. EXPOSURE Metal 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/grey scale step 3-4 clear and 10-12 micron lines broken away.DEVELOPMENT Developer conductivity min. 70mSmax 110ms, temperature 20-24 Celsius, developer contact time 15-20 seconds. Developer DCTP-2000 at 85mS, 24 Cels. 20 seconds contact time, compatibel with most popular positive developers. SHELF LIFE 24 month from production date, keep in original box at normal temperature conditions PHYSICAL & DIMENSIONAL STRUCTURE: Roughness (Ra) min. 0.55um - 75um Anodic layer 3.0gr/sqmeter Nominal thickness: 015 - 0.25 - 0.30 mm TOLERANCES For thickness: 0.15 / 0.20mm +/- .010mm - .015mm 0.25 / 0.30mm +/- .010mm - .025mm Flatness Surface waves as per DIN 1784 max. 0.75% Packing Plates are wrapped in photo protective paper and packed in carton boxes. The weight of boxes is vary according to size and thickness, max weight per box 30kg. 0.15mm 100 plates 0.25mm 50 plates 0.30mm 50 plates, large sizes depends on sizes