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5201A/B-53B
   Category
Epoxy Resin Compounds for Potting
   Characteristics
Low stress, flame retardant, good resistance to humidity and heat, excellent electrical property
   Scope of application
Low stress, flame retardant, good resistance to humidity and heat, excellent electrical property
   Product performance
5201A/B-53B

   Properties

   Test Conditions

  Unit

   Index

Component A

-

-

5201A-53B

Component B

-

-

5201B-53B

Component A viscosity

40¡æ

mPa¡¤s

800¡«1600

Component B viscosity

40¡æ

mPa¡¤s

20¡«35

Component A specific gravity

25¡æ

g/cm3

1.56¡À0.03

Component B specific gravity

25¡æ

g/cm3

1.19¡À0.03

Proportion(A/B)

by weight

-

100£º28¡À1.0

Curing conditions

-

-

90¡æ/1h + 120¡æ/1h »ò120¡æ/1.5h

Hardness

£¨Shore D£©

25¡æ

¡Ý80

Inflecting strength

25¡æ

MPa

¡Ý30

Inflecting modulus

25¡æ

MPa

2000¡«4000

Glass transition temperature

DSC£¬10¡æ/min

¡æ

40-60

Coefficient of thermal expansion  a1

TMA,10¡æ/min

ppm/¡æ

45¡«60

Coefficient of thermal expansion  a2

TMA,10¡æ/min

ppm/¡æ

140¡«180

Volume resistance

Normal

¦¸¡¤m

¡Ý1.0¡Á1012

Dielectric constant

1MHz£¬25¡æ

-

5.3¡À0.3

Dissipation factor

1MHz£¬25¡æ

%

¡Ü2.0

Electric strength

Normal

MV/m

¡Ý20.0

Flammation Preventable£¨6.0mm£©

£¨UL94£©

-

V-0

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