Test Item

4202

4205

4208

4215

4212

Properties 

before curing

Appearance 

liquid cement A

Black ropy

 fluid

Black ropy

 fluid 

Transparent 

fluid 

Black ropy

 fluid

Black ropy fluid 

liquid cement B

 Brown liquid

 Brown liquid

Transparent 

fluid 

Transparent

 fluid

Brown liquid 

Density,g/cm3

25°C

liquid cement A

1.85~1.95

1.85~1.95

1.05~1.15

1.85~1.95

1.85~1.95

liquid cement B

1.10~1.13

1.12~1.15

0.94~0.96

1.10~1.13

1.10~1.13

Mixed

1.50~1.60

1.50~1.60

0.99~1.01

1.50~1.60

1.50~1.60

Viscosity,cps

25°C

liquid cement A

12000~18000

12000~18000

1500~1800

12000~18000

12000~18000

liquid cement B

100~300

500~800

300~500

40~120

40~120

Mixed

900~1300

1500~2000

600~900

900~1300

900~1300

Mixture/mass ratio, weight

5:1

5:1

2:1

7:1

5:1

Usable time , hr ,25°C,100g

1

1

0.5

1.5

1

Preliminary curing time hr,25°C

4~6 

6~8 

3-4

2~3(Under 80°C)

6~8

Completely cure time,hr, 25°C

24

24

24

24

24

Properties

after curing

Hardness ,Shore-D

>85

>85

>85

80-85

>85

    Volume resistance,Ω.cm,25°C

2.8×1015

1.5×1015

1.2×1015

1.2×1014

1.2×1015

Breakdown Voltage,kV/mm,25°C

>30

>30

>30

>25

>30

Dielectric constant ,1.2MHz,25°C

3.1±0.1

3.2±0.1

3.3±0.1

3.1±0.1

3.3±0.1

dielectric loss tangent,1.2MHz

<0.01

<0.01

<0.01

<0.02

<0.01

curing shrinkage rate,%

<2

<2

<2

<0.8

<2

Tensile-shear strength,Fe-Fe,MPa

>10

>10

>10

>10

>10

Operating temperature range,°C

-40~100

-40~100

-40~100

-40~180

-40~100

Flammability class UL 94

-

V-2

-

V-2

V-0