Detailed Product Description
L&Y Positive PS Plates(Ps Plate, offset printing plate,pre-sensitized offset printing plate )
L&Y Technology Company is a manufacturer specially producing the Positive PS Plate.
Components of PS Plate: Aluminium & Sensitization Coating
Structure of PS Plate: 1) Aluminium Layer; 2) Electrolytic Sand Layer;
3) Anodic-Oxidized Layer; 4)Sensitization Layer; 5) Gas Leading Layer
Exposure
Exposure Amount: the optimal light source is 3KW gallium lodide lamp, distance is 1.2 meter, the impulse would be 60-70, about 40-70seconds.
It is recommended to use UGRA PCW82 plate control wedge to fix the optimal exposure time.
Development
Development temperature : 23 ± 2
Development time: 30 ±5 seconds
Processor development : 1 unit DV3 : 4-6 unit fresh water.
Manual development: 1 unit DV3: 6-8 8nit fresh water.
Storage
Store under dry(relative humidity no more than 65%) and cool(10-30) condition.
The plates keep away from chemicals.
The operation should be in the yellow light(should avoid direct sunlight).
Shelf life of 18months of plates.
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