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 Product Center >> Power Device Industry >> m Used for potting high-voltage coils with other high-voltage electronic parts with other insulation sealing materials
5201A-31B/5201B-2 or 5201B-3
   Category
Heat curing and flame-retardant Epoxy Resin Compounds for Potting
   Characteristics
High Tg, low CTE, good impact resistance, good immersion, environmental product
   Scope of application
Used for potting high-voltage coils and other high-voltage electronic parts and other insulation sealing materials
   Product performance
5201A-31B/5201B-2 or 5201B-3

Properties

Test Conditions

Unit

Index

Component A

-

-

5201A-31B

Component B

-

-

5201B-2

5201B-3

Component A viscosity

40

mPa·s

2000-5000

Component B viscosity

40

mPa·s

1821

18-25

Component A specific gravity

25

g/cm3

1.72±0.03

Component B specific gravity

25

g/cm3

1.20±0.02

1.20±0.02

Proportion(A/B)

by weight

-

10030

10030

Curing conditions

-

-

75/2.5h+110/2.5h

80℃~90/24h

Hardness

25

Shore D

90

88

Inflecting strength

-

MPa

68

65

Glass transition temperature

-

103

95

Volume resistance

Normal

Ω·m

1.0×1013

1.0×1013

Dielectric constant

1MHz,25

-

4.0±0.3

4.0±0.3

Dissipation factor

1MHz,25

%

1.2

1.2

Electric strength

Normal

MV/m

23.0

23.0

Flammation Preventable6.0mm

UL94

-

V-0

V-0

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