INSULCAST 333: Self-Extinguishing Epoxy Compound with Flame Class 94V-O
INSULCAST 333 by ITW Performance Polymers is a moderate viscosity epoxy potting and casting compound designed for superior safety and performance. This self-extinguishing epoxy is recognized under Underwriters Laboratories’ Flame Class 94V-O, ensuring reliable flame resistance.
Product Description:
INSULCAST 333 offers excellent flame-retardant properties, making it ideal for applications requiring high safety standards. With its moderate viscosity, this epoxy compound is perfect for various potting and casting needs where flame resistance is critical.
For dependable flame-resistant potting and casting, choose INSULCAST 333.
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PROPERTIES UNCURED
| INSULCAST 333 | INSULCURE 9 | INSULCURE 20 | INSULCURE 11B |
|
COLOR, VISUAL | Black | Amber | Amber | Amber | – |
VISCOSITY @ 25°C, cps | 13,000 | 55 | 700 | 700 | ASTM D 2393 |
SPECIFIC GRAVITY | 1.55 | 0.97 | 0.98 | 0.95 | – |
MIX RATIO (by wt.) |
| :6 | 100:12-16 | 100:8 | – |
MIXED VISCOSITY, cps |
| 2,000 | 3,000 | 3,000 | ASTM D 2393 |
POT LIFE (100 grams), 25°C, min |
| 45 | 60 | 300 | – |
SHELF LIFE @ 25°C, months | 12 | 12 | 12 | 12 | – |
PROPERTIES CURED
PHYSICAL | INSULCURE 9 | INSULCURE 20 | INSULCURE 11B |
|
HARDNESS, DUROMETER (Shore D) | 85 | 85 | 85 | ASTM D 2240 |
TENSILE STRENGTH, psi | 11,500 | 11,500 | 12,000 | ASTM D 638 |
TENSILE ELONGATION, % | 2.75 | 2.75 | 3.75 | ASTM D 638 |
FLEXURAL STRENGTH, psi | 17.500 | 17,500 | 19,500 | ASTM D 790 |
COMPRESSIVE STRENGTH, psi | 14,000 | 14,000 | 14,500 | ASTM D 695 |
COEFFICIENT OF THERMAL EXPANSION, °C | 48×10-6 | 48×10-6 | 48×10-6 | – |
THERMAL CONDUCTIVITY, BTU-in/(ft2)(hr)(°F) | 4.3 | 4.3 | 4.2 | – |
FLAMMABILITY RATING 94 V-O | Pass | Pass | Pass | – |
HEAT DISTORTION POINT, °C | 80 | 80 | 155 | – |
SERVICE TEMPERATURE, oC | -40 to +105 | -40 to +105 | -55 to +155 | – |
