Potting Compound
Item
HY-PU-9111
widely used UL94V-1
EN-9545
widely used UL94V-0
HY-PU-9010
1:1
mixing ratio, convenient to use
3010
SMTGrade, 139% extension
2550
UL94V-0 RTI120℃
170
operating temp. meet 200℃
Mixing Ratio A :B (by weight)
100:15.5
17:100
100:115
39.4:100
17:100
100:100
Colour
Black
Black
Transparent
Black
Black
Black
Mixed Viscosity (25℃) mPas
2500
4700
1100~1600
2400
3000
3000
Work Life
(100g mass, 25℃)min
15 (100g)
60 (150g)
5~25 (100g)
15~20 (1-lb.)
35~40 (1-lb.)
30 (100g)
Cure Time
(100g mass, 25℃)hr.
24
24~48
24
24~48
24~48
24
Hardness
A80
D50
A40 (1day)
A60 (7day)
A70
D65
A41
Flame Resistance
UL94V-1
UL94V-0
UL94V-0
UL94V-0
UL94V-0
(RTI 120℃)
UL94V-0
Dielectric constant KV/mm
508
550
637
504
530
457
Dielectric constant 50Hz
3~6
3.6 (1MHz)
5.22
4.1 (1 KHz)
4.13 (1 KHz)
3.2 (100 KHz)
Volume resistivity
Ω．cm, 25℃
2.8 x 1013
3.1 x 1014
2.8 x 1013
3.8 x 1011
2.1 x 1014
1.8 x 1011