The reflective film should be flexible with the pressure sensitive adhesive, conformable elongation necessary to support the production process of printed boards. The minimum values of reflectivity
of the film, as ASTM E-810, must be in accordance with the table below:
Observation Angle Entrance Angle of Gray Green Red White Blue
0.1 ? - 4 90 475 70 500 42
0.1
We need in rolls of approximately 150 meters in length and width of 140 mm. The more colors that are required are: gray, red and