Specifications
1.Fastest delivery,good quality,low price
2.Factory,manufacturer
3.ISO9001,SGS,MSDS
E4212 A/B two-component Epoxy potting adhesive sealant
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 | ||
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