Tremco Spectrem 2 Bronze is a single-component, medium-modulus, neutral-cure silicone in a 20 oz sausage. It is used on perimeter caulking and glazing on glass, metal, and masonry, and holds ±50% cyclic movement.
Tremco Spectrem 2 is a high-performance, single-component, neutral-cure, medium-modulus silicone sealant. It is used on perimeter caulking and glazing on aluminum, glass, steel, painted metal, stone, concrete, and brick. Medium modulus lets it work as a structural tensile bead and a weather sealant, with resistance to driving rain, ozone, and UV light.
| Property | Value |
|---|---|
| Movement | ±50%, ASTM C719 |
| Hardness | Shore A 37 to 40, ASTM C661 |
| Tooling time | 10 to 15 min |
| Tack-free time | 20 to 40 min, ASTM C679 |
| Sag | Nil, ASTM C639 |
| Peel, aluminum and glass | 16 to 22 pli, ASTM C794 |
| Tear | 35 to 40 pli, ASTM D624 |
| Tensile at 100% | 90 to 100 psi, ASTM C1135 |
| Tensile at max elongation | 220 to 230 psi, ASTM D412 |
| Elongation | 235 to 260%, ASTM D412 |
Spectrem 2 Technical Data Sheet
What is the tear strength of Tremco Spectrem 2?
35 to 40 pli, ASTM D624.
What is the tensile strength of Tremco Spectrem 2?
220 to 230 psi at maximum elongation, ASTM D412. 90 to 100 psi at 100% elongation, ASTM C1135.
What is the federal specification of Tremco Spectrem 2?
TT-S-001543A Class A and TT-S-00230C Class A, Type II.
What plastics is Tremco Spectrem 2 used on?
Plastic, along with aluminum, glass, steel, painted metal, stone, concrete, and brick.
What is the ultimate tensile of Tremco Spectrem 2?
123 psi, ASTM C1135, after 21 days.
What is the movement of Tremco Spectrem 2?
±50%, ASTM C719. ASTM C920 Class 50.
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