Properties

Test Conditions

Unit

Index

Component A

-

-

6188A-J01

Component B

-

-

6188B-J01

Component A viscosity

90℃

mPa·s

4,000~ 14,000

Component B viscosity

25℃

mPa·s

20～70

Component A specific gravity

25℃

g/cm³

1.83±0.03

Component B specific gravity

25℃

g/cm³

1.20±0.02

Proportion(A/B)

by weight

-

100：28

Curing conditions

-

-

85℃/3hr + 105℃/1hr + 135℃/2hr（oven）

75℃/90min + 80℃/45min +90℃/90min + 100℃/45min + 130℃/90min

+ 100℃/45min + 80℃/45min （baking tunnel）

Hardness

25℃

Shore D

≥90

Inflecting strength

25℃

MPa

≥130

Glass transition temperature

DSC，10℃/min

℃

≥125

Coefficient of thermal expansion a1

TMA，10℃/min

ppm/K

≤45

Coefficient of thermal expansion a2

TMA，10℃/min

ppm/K

≤150

Water absorption

100℃/30min

%

≤0.15

Cure shrinkage rate

Solid liquid density ratio

%

≤2.0

Volume resistance

25℃

Ω·m

≥1.0×10¹³

Dielectric constant

1MHz，25℃

-

4.2±0.3

Dissipation factor

1MHz，25℃

%

≤1.5

Electric strength

25℃

MV/m

≥23.0