EPO-TEK® 320NC

About
A two component, black-colored and optically opaque epoxy designed for optical, medical, and opto-electronic packaging of semiconductor devices and components. It is a modification of EPO-TEK ® 320 for increased insulation and dielectric properties.&&

Product Description
Generic环氧树脂
Material StatusCommercial: Active
AvailabilitysAfrica & Middle East ,North America,Asia Pacific,Europe

Technical Data
PHYSICALNominal valueUnitTest method
Particle size< 20.0µm

optical performanceNominal valueUnitTest method
Transmittance
300-2500 nm< 1.0%

Supplementary informationNominal valueUnitTest method
Degradation Temperature340
Die Shear Strength(>15 kg,23℃)35.2MPa
working temperature 
Continuous-55 to 175
Intermittent-55 to 275
Storage Modulus(23℃)3.71GPa
Heating reduction 
200℃0.39%
250℃0.63%
300℃1.3%

Uncured PropertiesNominal valueUnitTest method
colour 
Black 
Clear/Transparent 
Density 
Part B0.878g/cm³
Part A2.05g/cm³
viscosity
23℃1.0 to 3.0Pa·s
Curing time
70℃1.0hr
storage stability20min

Cured PropertiesNominal valueUnitTest method
Shore hardness
Shaw’s D85 
lap shear strength
23℃> 13.8MPa
Relative permittivity
1 kHz9.92 
Volume resistivity
23℃> 2.0E+11ohms·cm
Dissipation factor
1 kHz0.067 

THERMALNominal valueUnitTest method
2.8E-5cm/cm/℃
9.4E-5cm/cm/℃
Glass transition temperature> 50.0
Linear coefficient of thermal expansion
MD 
Thermosetting components 
Component A按重量计算的混合比: 10 
Component B按重量计算的混合比: 1.0 
Storage period
23℃52wk

Notes
1. Typical properties: these are not to be construed as specifications.
2. Dynamic Cure 20-200°C/ISO 25 Min; Ramp -10-200°C @ 20°C/Min
3. Below Tg
4. Above Tg
5. Part A
6. Part B
7. 100 rpm
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