Andy,
Arlon's 85NT is a non-MDA polyimide on aramid non-woven reinforcement. The
properties are as follows:
Tg - approx. 250 C.
Dk - 3.9
CTE for X and Y is around 8-10ppm per degree C. Z is rated around 100ppm.
Arlon's 55NT is a multifunctional epoxy on aramid non-woven reinforcement
Tg - approx. 180 C.
Dk - 3.9
CTE for X and Y is around 8 -10ppm per degree C. Z is rated aorund 100ppm.
Scott
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