Knowde Enhanced TDS
Identification & Functionality
- Chemical Family
- Technologies
Features & Benefits
- Labeling Claims
- Ready-to-Use Product Features
Applications & Uses
- Applications
- Application Area
- Applications & Advantages
- Excellent thermal cycling performance & thermal shock resistance
- Resilient, Tough, Durable
- Low embedment stress on electronics, Low shrinkage
- Flame Retardant, Self-Extinguishing in Vertical Testing, Bromine-Free, Antimony-Free
- Instruction for Use
MIX RATIO ByWEIGHTVOLUMEKEY Tough-Seal 41 Part A55 A1 AKEY Tough-Seal 41 Part B100 B2 B
Combine Part A and B and mix thoroughly, being careful to limit entrapped air during mixing. Scrape sides, walls and bottom of container. Pour material into part and cure.Bulk meter-mix dispensing machines and convenient cartridges provide air free mixing.
Properties
- Color
- Physical Properties
- Mechanical Properties
- Thermal Properties
- Electrical Properties
Value | Units | Test Method / Conditions | |
Viscosity at 77°F (25°C) | 10000 | cP | — |
Brookfield RVT at 20rpm | 6 | — | — |
Specific Gravity | 1.47 | — | — |
Density (lbs/gal) | 12.3 | — | — |
Elongation at Break | 200 | % | D638 |
Linear Shrinkage | max. 0.001 | in/in | D2566 |
Operating Temperature Range at -40°F to 212°F | -40 to 100 | °C | — |
Gel Time (200g) at 25°C (77°F) | 20 | minutes | — |
Full Cure at Mild 66°C (150°F) heat cures can accelerate cure. | Within 24-72 | hours | — |
Hardness | 55-65 | Shore A | D2240 |
Value | Units | Test Method / Conditions | |
Hardness vs Temperature -25°C (-13°F) | 75 | Shore A | D2240 |
Hardness vs Temperature 100°C (212°F) | 50 | Shore A | D2240 |
Hardness vs Temperature 25°C (77°F) | 64 | Shore A | D2240 |
Hardness vs Temperature 5°C (41°F) | 66 | Shore A | D2240 |
Hardness vs Temperature 50°C (122°F) | 58 | Shore A | D2240 |
Hardness vs Temperature 66°C (150°F) | 54 | Shore A | D2240 |
Hardness vs Temperature 80°C (176°F) | 52 | Shore A | D2240 |
Tensile Strength 25°C (77°F) | 194 | psi | D638 |
Elongation at Break 25°C (77°F) | 300 | % | D638 |
Linear Shrinkage (Upon Cure) 25°C (77°F) | max. 0.001 | in/in | D2256 |
Hardness vs RT Cure 1 Hour at 25°C (77°F) | 10 | Shore A | D2240 |
Hardness vs RT Cure 2 Hours at 25°C (77°F) | 22 | Shore A | D2240 |
Hardness vs RT Cure 4 Hours at 25°C (77°F) | 30 | Shore A | D2240 |
Hardness vs RT Cure 8 Hours at 25°C (77°F) | 33 | Shore A | D2240 |
Hardness vs RT Cure 12 Hours at 25°C (77°F) | 35 | Shore A | D2240 |
Hardness vs RT Cure 1 Day at 25°C (77°F) | 38 | Shore A | D2240 |
Hardness vs RT Cure 2 Days at 25°C (77°F) | 42 | Shore A | D2240 |
Hardness vs RT Cure 3 Days at 25°C (77°F) | 50 | Shore A | D2240 |
Hardness vs RT Cure 4 Days at 25°C (77°F) | 55 | Shore A | D2240 |
Hardness vs RT Cure 1 Week at 25°C (77°F) | 60 | Shore A | D2240 |
Hardness vs RT Cure 1 Month at 25°C (77°F) | 65 | Shore A | D2240 |
Value | Units | Test Method / Conditions | |
Heat Capacity,Cp 25°C (77°F) | 1.74 | J/g°K | D150 |
Thermal Conductivity 25°C (77°F) | 0.441 | W/m°K | D150 |
Coefficient of Thermal Expansion -65°C to 75°C | 146 | ppm/°C | E831 E1545 |
Value | Units | Test Method / Conditions | |
Dielectric Strength at 25°C (77°F) | 312 | Volts/mil | D149 |
Volume Resistivity at 25°C (77°F) | 1.2 x 10 12 | Ω-cm | D257 |
Dielectric Constant at 25°C (77°F) 1 kHz | 6 | — | D150 |
Dielectric Constant at 25°C (77°F) 1 kHz | 5.4 | — | D150 |
Dielectric Constant at 25°C (77°F) 60 Hz | 8 | — | D150 |
Dissipation Factor at 25°C (77°F) 1 MHz | 0.022 | — | D150 |
Dissipation Factor at 25°C (77°F) 1 kHz | 0.101 | — | D150 |
Dissipation Factor at 25°C (77°F) 60 Hz | 0.683 | — | D150 |
Safety & Health
- Safety & Handling
Avoid all contact with skin, eyes, clothing and food. Wash thoroughly after handling.
Storage & Handling
- Shelf Life & Storage Info
KEY Tough-Seal 41A (PC2041A) 3 Months from Date of Manufacture (15°C to 35°C)
KEY Tough-Seal 41A (PC2041A) 12 Months from Date of Manufacture (-18°C to 3°C)
KEY Tough-Seal 41B (PC2041B) 12 Months from Date of Manufacture (-18°C to 35°C)
KEY Tough-Seal 41 Cartridges 3 Months from Date of Shipment (15°C to 35°C)
KEY Tough-Seal 41 Cartridges 12 Months from Date of Shipment (-18°C to 3°C)