Customization: | Available |
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CAS No.: | 9009-54-5 |
EINECS: | 210-898-8 |
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SP299 is a solvent-free,weatherproof and environment-friendly two-component polyurethane electronic potting adhesive with transparent color.It has the characteristics of low hardness,good elasticity, excellent waterproof performance and insulation performance.
Key Features:
1.Light yellow transparent,low hardness,good elasticity,excellent shocking resistance
2.Good sealing,waterproofand shockproof effect
3.Excellent electrical insulation,peelable and easy to repair
Typical Applications:
1.Electronic circuit board(PCB)
2.Electronic and electrical controller
3.IGBT potting,new energy vehicle electrical controller potting,etc
Packing and Storage:
PROPERTY | STANDARD/UNITS | VALUE-SP299 | |
Component | - |
Part A | Part B |
Appearance |
visual |
Light yellow transparent | Light yellow transparent |
Viscosity | mPa.s | 700±200 | 350±150 |
Density | g/cm^3 | 1.0±0.1 | 1.0±0.1 |
Data details after mixing | |||
Mixture ratio | Mass ratio | A:B=1:1 | |
After Mixing Viscosity | mPa.s | 600±150 | |
After Mixing Density | g/cm^3 | 1.0±0.1 | |
Operation time after mixing | min | <30 | |
Gel time | 23ºC | 20g-30min (time adjustable) | |
Curing time | 25ºC/H | 48-72 | |
Hardness | Shore A | 55±5 | |
Insulation strength | KV/mm | 18 |
Flame retardant grade | UL94 | V-2 |
Thermal conductivity | W/m.k | 0.69 |
Volume resistivity | Q.cm | 1.0×10¹ |
Dielectric strength | 50Hz | 4.5 |
Tensile strength | MPa | >0.4 |
Water absorption | %,25 ºC,24h | <0.3 |
Elongation at break | % | ≥70 |
Operating temperature range | ºC | -60-120 |
Shelf life | Room temperature sealing | 6 months |