Description
QSil 553 is a 100% silicone solids elastomer designed for electronic potting applications. The two-component system offers a flame retardant, thermally conductive, low modulus material that is readily repairable.
KEY FEATURES
100% solids – no solvents.
Long pot life
Low modulus
Good elongation
UL 94 V-0 rated, file number: QMFZ2.E205830
| Packing | Weight | Mix Ratio |
| Gallon Pail Kit | 11 lbs | 10:1 |
| 5 Gallon Pail Kit | 44 lbs | 10:1 |
| 55 Gallon Drum Kit | 550 lbs | 10:1 |
| Uncatalyzed | |||||
| TEST | QSIL 553 A | QSIL 553 B | |||
| Appearance | Beige | Black | |||
| Viscosity | 6,000 cps | 6,000 cps | |||
| Specific Gravity | 1.63 | 1.63 | |||
| Catalyzed | |
| MIX RATIO 1:1 by weight | |
| PROPERTY | RESULT |
| Catalyzed Color | Beige |
| Viscosity | 90,000 cps |
| Work life at 25°C | 100 minutes |
| Demold Time | … |
| Cured Properties | |
| 3 Days at 25°C | |
| Durometer, Shore A | 45 |
| Tensile Strength | 250 psi |
| Elongation | 240% |
| Tear | 45 ppi |
| Useful temperature range | -55°C – 240°C |
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