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 Product Center >> Power Device Industry >> g Used for potting with insulation of high voltage electronic with electrical devices such as electromagnetic clutch
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

mPa·s

8001600

Component B viscosity

40

mPa·s

2035

Component A specific gravity

25

g/cm3

1.56±0.03

Component B specific gravity

25

g/cm3

1.19±0.03

Proportion(A/B)

by weight

-

10028±1.0

Curing conditions

-

-

90/1h + 120/1h 120/1.5h

Hardness

Shore D

25

80

Inflecting strength

25

MPa

30

Inflecting modulus

25

MPa

20004000

Glass transition temperature

DSC,10/min

40-60

Coefficient of thermal expansion  a1

TMA,10/min

ppm/

4560

Coefficient of thermal expansion  a2

TMA,10/min

ppm/

140180

Volume resistance

Normal

Ω·m

1.0×1012

Dielectric constant

1MHz,25

-

5.3±0.3

Dissipation factor

1MHz,25

%

2.0

Electric strength

Normal

MV/m

20.0

Flammation Preventable6.0mm

UL94

-

V-0

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