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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