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Sika Duoflex SL 1.5 Gal
Sika Duoflex SL is a two-component self-leveling polysulfide sealant in a 1.5 gallon unit for horizontal joints. It holds a pot life of approximately 1 hour at 73 F and ±25% movement.
- Self-leveling polysulfide for horizontal joints
- Pot life approximately 1 hour at 73 F
- ASTM C920 Type M, Grade SL, Class 25; ±25% movement
$379.14
Availability:
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Sika Duoflex SL
Sika Duoflex SL is a two-component self-leveling polysulfide sealant for horizontal joints that meets ASTM C920 Type M, Grade SL, Class 25. This 1.5 gallon unit (part 456282) mixes as a complete kit, holds a pot life of approximately 1 hour at 73 F, and levels quickly across floors and decks. Movement capability is ±25% with Shore A hardness approximately 25 to 30 and tack-free time approximately 6 hours at 73 F.
Key Features
- Two-component self-leveling premium polysulfide sealant
- Works for quick placement across horizontal surfaces
- Pot life approximately 1 hour; tack-free approximately 6 hours at 73 F
- Movement capability ±25%; Shore A hardness approximately 25 to 30
- Meets ASTM C920 Type M, Grade SL, Class 25, Use I, NT, M, G, A, and O
- Resists water, oils, grease, and many solvents when cured
Applications
- Horizontal expansion and control joints in concrete floors
- Warehouse floors, bridges, and roadways
- Water treatment and storage floor joints
- Secondary containment floors needing a tough elastic seal
Technical Specifications
| Property | Value |
|---|---|
| Manufacturer | Sika |
| Product | Sika Duoflex SL |
| Part no. | 456282 |
| Unit | 1.5 gallon kit |
| Color | Bronze |
| Chemistry | Two-component self-leveling polysulfide |
| Pot life | Approximately 1 hour at 73 F |
| Tack-free | Approximately 6 hours at 73 F |
| Movement | ±25% |
| Shore A | Approximately 25 to 30 |
Product documents: Sika Duoflex SL Product Data Sheet (PDF)
Frequently Asked Questions
What joint jobs suit Sika Duoflex SL?
Horizontal static or dynamic joints in concrete floors, warehouses, bridges, roadways, and water-treatment decks.
What pot life should crews plan for Sika Duoflex SL?
Approximately 1 hour at 73 F and 50% RH. Mix the entire unit; do not batch down.
What movement capability does Sika Duoflex SL hold?
±25% with Shore A hardness approximately 25 to 30.
What ASTM class does Sika Duoflex SL meet?
ASTM C920 Type M, Grade SL, Class 25, Use I, NT, M, G, A, and O.
What tack-free time applies for Sika Duoflex SL?
Approximately 6 hours at 73 F and 50% RH.
What size is Sika Duoflex SL?
The unit is 1.5 gallons, part 456282.
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