Tough-Seal 23 A

1 of 8 products in this brand
Tough-Seal 23 A a tough and durable two component, hybrid epoxy elastomer that features a higher viscosity than KEY Tough-Seal 21 to limit lateral flow in “glob top” encapsulation. KEY PC2023A/Bis a superior electrical potting compound with excellent thermal cycling performance.

Chemical Family: Epoxy & Epoxy Derivatives

Product Type: 2K (2 component) Sealant, Encapsulant, Epoxy Sealant, Potting Compound, Structural Sealant

Application Area: Electrical Components

Compatible Substrates & Surfaces: Aluminum, Metal, Plastics

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Knowde Enhanced TDS

Identification & Functionality

Features & Benefits

Labeling Claims

Applications & Uses

Application Area
Compatible Substrates & Surfaces
Applications & Advantages
  • Excellent Thermal Cycling Performance & Thermal Shock Resistance
  • Resilient, Tough, Durable, High Elongation
  • Low Embedment Stress on Electronics, Low Shrinkage
  • Adhesion to Thermoplastics and Wire Insulation, Specific Adhesion to Aluminum
Instruction for Use

MIX RATIO ByWEIGHTVOLUMEKEY PC2023Part A51A1 AKEY PC2023 Part B100 B2 B. Combine Part A and B and mix thoroughly, being careful to limit entrapped air duringmixing. 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
ValueUnitsTest Method / Conditions
Viscosity at 25°C7000cP
Hardness, 25°C (77°F)64Shore AD2240
Brookfield RVT at 20rpm5
Specific Gravity1.32
Density (lbs/gal)11
Elongation at Break 25°C (77°F)225%D638
Gel Time (100g) at 25°C (77°F)10minutes
Hard Cure at 25°C (77°F)Overnight
Full Cure3 to 5 Days, Dependent on part size
Accelerated Cure at Mild Heating 66 to 80°C (150-175°F)Yes

Safety & Health

Safety & Handling

Avoid all contact with skin, eyes, clothing and food. Wash thoroughly after handling.

Storage & Handling

Shelf Life & Storage Info

KEY PC2023Part A 3Months from Date of Manufacture (15°C to 35°C)

KEY PC2023 Part A 12 Months from Date of Manufacture (-18°C to 3°C)

KEY PC2023 Part B 12 Months from Date of Manufacture (-18°C to 35°C)

KEY PC2023ABCartridges 3 Months from Date of Shipment (15°C to 35°C)

KEY PC2023AB Cartridges 12 Months from Date of Shipment (-18°C to 3°C)