Features

• The elastic modulus remains high at elevated temperatures (dyn/cm2 or more at 150).
• Capable of resisting temperatures as high as 200 or more (glass-transition temperature, Tg>200).
• Hard enough to be cut and polished.

Main properties of
Ultra Hard, Heat-Resistant Adhesive (NA3925M),
Adhesives for assembling optical fiber arrays (AT9390)

Viscosity (cP) [23)

185

1580

Shrinkage during curing (%)

4

4

25

160

Refractive index

1.52

1.49

Optical transmittance (%)
[ = 1.3m, 1mm]

92

92

Thermal expansion coefficient
( )

8~9

8~9

Adhesion Strength (kgf/cm2)[Glass]

>181

>181