SP-II Positive PS Plate

SP II is a robust positive analogue plate for medium- long runs for application on equipment with ultraviolet light emitting at 320-450 nm.

With its features of stable performance, high sensitivity, wide developing tolerance and long run-length,SP-II plates has been in good grace of customers worldwide since the launch in 2006.

 

Technical specifications

TypePositive working analogue
SubstrateElectromechanical grained and anodized

aluminium

Coating ColorGreen
Plate Gauges0,15 / 0,15 P / 0,30 / 0,40 mm
ApplicationSheet-fed and Web presses
Laser CharacteristicsUV – Ultraviolet Lamp
Spectral Sensitivity320-450 nm
Energy Required100-110 mJ/cm2
Exposure TimeUGRA 1982 Scale: Level 3 clear (0,45 density)
Level 4 grey (0,60 density)
Screen Reproduction2 – 98% @ 250 l.p.i.
ResolutionUp to 2400 d.p.i.
SafelightDaylight handling, White 1 h / Yellow 6 h
DevelopmentUse Strong developers
Processing ConditionsTemperature: 23 ±1℃
Dev. Time: 20 – 40 seconds
Finishing GumUse Strong Gum for standard and for baking processess
Run Length50.000-100.000 (Unbaked)
100.000-200.000 (Baked)
Shelf Life24 months
Storage ConditionsTemperature: Up to 30℃
Relative Humidity: Up to 70%

 

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