VersaFlex SL/85 is a self-leveling, 100% solids, polyurea elastomer joint and repair material. May be applied in temperatures down to -40°F. For use in interior control joint applications.
VersaFlex SL/85 is a self-leveling, 100% solids, two-component polyurea joint filler designed for interior horizontal concrete applications. It cures rapidly—even in subzero temperatures—and offers strong flexibility, chemical resistance, and durability under foot and wheel traffic. SL/85 is suitable for filling saw-cut joints, repairing control joints, and restoring cracks in industrial and commercial floors. It meets USDA/FSIS and CFIA standards and supports a 60-minute return-to-service timeline.
| Property | Value |
|---|---|
| Mix Ratio | 1:1 |
| VOC | 0 g/L |
| Gel Time | ~1 minute |
| Tack Free | 2–3 minutes |
| Foot Traffic Ready | 60 minutes |
| Tensile Strength | 800–1200 psi |
| Tensile Elongation | 350–500% |
| Adhesion to Concrete | 300–450 psi |
| Tear Strength | 200–250 lb/in |
| Abrasion Resistance | 400–500 mg (ASTM D4060) |
| Shore A Hardness | ≥ 85 |
| Service Temperature | –40°F to 130°F |
| Cartridge Size | 600ml (300ml A + 300ml B) |
| Packaging | Case of 10 cartridges |
| Shelf Life | 1 year (unopened, 70–95°F) |
Can VersaFlex SL/85 be used in freezers or cold environments?
Yes. SL/85 is formulated to cure down to –40°F and performs reliably in cold storage applications and freezer thresholds.
Is this product suitable for exterior concrete joints?
No. SL/85 is not recommended for outdoor use where joint movement from thermal cycling is expected.
Does SL/85 discolor with UV exposure?
Yes, some discoloration may occur due to UV exposure, but the physical properties remain unaffected.
Can I use SL/85 under epoxy or polymer floors?
No. It is not recommended for use beneath non-breathing or resilient flooring systems.
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