High Density Silicone (GEOSEAL150)

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PRODUCTS

APPLICATION

GEOSEAL150 consists of two-component high density silicone.
It is qualified for Fire, Ventilation, Flood, Compartment Pressurization, and Radiation seals for nuclear power plant.

PRODUCT PERFORMANCE

ClassificationFeature
Fire Seal2~3 hours (ASTM E814, UL1479)
Flood Seal≤0.01 gallon/min (21.7 psi)
Compartment Pressurization Seal≤0.001 cfm/ft · psid (5/10, 24/48 psid, 360°F)
Ventilation SealYes
Radiation Seal1 × 10⁶ Gy
Surface Burning CharacteristicsClass ‘A’ (NFPA/IBC)

STANDARD

ClassificationFeature
ColorA : Grey, B : Off White
Main ComponentSilicone
PackingA: 20kg, B: 20kg (40kg/SET)
Mixing Ratio1:1 (A&B)
Pot time30 minutes
Curing Time24 hours
Specific Gravity (after curing)Above 2.24
Service Temperature400°F (204°C)
Shelf life12 months
Limiting Oxygen Index57 (KS M ISO 4589-2)
Thermal conductivity1.05 W/(m·K) (ASTM C1113)
Volume Resistance1.98 × 10¹² Ω·cm (ASTM D257)
Dielectric Breakdown Strength3.1 kV/mm (ASTM D149)
Flame Resistance TestV-0 (UL94)
HalogenFree
AsbestosFree

PROPERTIES

Uses

Sealing opening & penetration for Tray, Conduit, Electrical Bus Duct, and Pipe

Installation

Store the material at room temperature for 12 hours before work (Recommendation)
Clean surface of opening & penetration
Install Dam
First Mixing : Mix the material in each package of A & B for more than 5 minutes
Second Mixing: Mix the materials of A & B together after first mixing for more than 3 minute
Pouring, then remove dam and finish surfaces after 24 hours

Storage

Avoid direct sunlight and store it in the range of 5°Cto 60°C at a well-ventilated dry place

Caution

If it gets into your eyes, wash it with water immediately
Be careful not to touch children’s hands
Non-reusable products after opening.

*The data is for information purposes only, not available for design data.