Potting Compounds
Item
HG-9128
Widely used
UL94V-0
1274
1:1 mixing ratio, convenient to use
1080
operating temperature meet Class H (180℃)
HG-9138
High voltage
HG-9147
Highly thermal conductive
Mixing Ratio A :B (by weight)
100:20
100:100
100:83
100:30
100:35
Colour
Black
Black
Black
Black
Black
Mixed Viscosity (25℃) mPas
2000
40000
2500
1500
2000
Work Life
(100g mass, 25℃)min
60 ~ 120
190
120
120
120
Cure Time
(100g mass, 25℃)hr.
24
24 ~ 48
8
90℃ 4hr.
80℃ 5hr.
Hardness
D90
D80
D90
D90
D90
Flame Resistance
UL94V-0
UL94V-0
/
NA
NA
Dielectric constant KV/mm
15
15.7
23.6
20
20
Dielectric constant 50Hz
4 ~ 5
4.25 (1 KHz)
3.12 (1 KHz)
NA
NA
Volume resistivity
Ω．cm, 25℃
10
16
8 X 10
14
9.7 x 10
16
1 x 10
14
1 x 10
14
120