filament encapsulant
introduction
this series is rubber type silicone encapsulant. f711 has excellent performanceinthermal shocktest, whichcan ensure the reliability of the filament in extreme conditions.
properties
|
product name |
f-f707 |
f-f708 |
f-f709 |
|
uncured properties |
|||
|
appearance |
translucent |
translucent |
translucent |
|
mixed viscosity mpa•s |
20000±3000 |
20000±3000 |
20000±3000 |
|
thixotropic index (5s-1/ 50s-1) |
＞2.5 |
＞2.5 |
＞2.5 |
|
cure condition °c/h |
100/1 150/4 |
100/1 150/4 |
100/1 150/4 |
|
cured properties |
|||
|
refractive index @25°c |
1.41 |
1.41 |
1.41 |
|
shore hardnessa |
37±2 |
40±2 |
42±2 |
|
tensile strength mpa |
＞0.9 |
＞1.5 |
＞1.5 |
|
elongation % |
＞100 |
＞130 |
＞130 |
|
transmittance @450nm % |
＞86 |
＞86 |
＞84 |
|
linear cte ppm/k |
315 |
315 |
304 |
