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Manufacturer: Specified Technologies Inc.

Product #: SIL300


Availability: In stock (Only 58 left)

*Price: $14.77/each

*For confirmation of inventory availablity, please contact us at 905-669-7448

Typical Properties - As Supplied
Property SIL300 (Non-Sag) SIL300SL (Self-Leveling)
Consistency Trowelable Pourable
Percent Solids 100% 85%
VOC, ASTM D2369 20 g/L < 47 g/L
Tooling Time 25-30 minutes 25-30 minutes
Tack Free, ASTM C679 (77ºF, 50%RH) 3-4 hours 50-60 minutes
Sag/Slump, ASTM D2202 0.1” max N.A.
Storage Temperature < 80F (27C) < 80F (27C)
Installation Temperature -35ºF to 140ºF (-37ºC to 60ºC) -35ºF to 140ºF (-37ºC to 60ºC)
Shelf Life 18 mos 18 mos
Storage Warranty Period* 12 mos 12 mos
Weight Per Gallon 11.6 lbs/gal 11.5 lbs/gal
Viscosity 1,200,000 cps 25,000 cps
Typical Properties - Cured
Property SIL300 (Non-Sag) SIL300SL (Self-Leveling)
Color Concrete (limestone) Concrete (limestone)
Hardness, Durometer (Type A Indentor), ASTM D2240 24 26
Ultimate Tensile Strength, ASTM D412 341 psi (2.35 MPa) 110 psi (0.76 MPa)
Ultimate Elongation, ASTM D412 715% 600%
Tensile at 100% Elongation, ASTM D412 73.2 psi (0.50 MPa) 60 psi (0.41 MPa)
Peel Strength (21 day cure @ 77ºF/50 RH), ASTM C794 56.6 pli 12 pli
Movement Capability
ASTM E1399
± 50%
± 30%
± 50%
± 15%
In Service Temperature -35ºF (-37ºC) to 350ºF (177ºC) -35ºF (-37ºC) to 300ºF (149ºC)
Weathering & U.V. Resistance Excellent Excellent
Flame Spread Index, ASTM E84 or UL723 5 5
Smoke Developed Index, ASTM E84 or UL723 45 45
STC Rating 61 (Relates to specific construction) (ASTM E 90-04/ASTM C919) 61 (Relates to specific construction) (ASTM E 90-04/ASTM C919)
*From date of shipment if stored in original unopened container at 80°F (27°C).

SpecSeal® SIL300 Silicone Sealant is a high performance silicone firestop sealant tested to resist the passage of smoke, flame and water through construction joints and through-penetrations. SIL300 Sealant cures to form a flexible seal and carries a Class 1 W Rating for water resistance (Per ANSI/UL1479).

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