HiSeal™ Sealant
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HiSeal™ is a high performance polyurethane sealant that provides a tough, elastic, UV resistant and weatherproof seal in exterior joints in concrete, brick and concrete block-work construction. Highly resistant to dynamic joint movement.
Approvals
AS4020-1994 Contact with drinking water
AS1157-1972 Fungus and mildew resistance |
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SPECIFICATIONS
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Typical Properties
| Appearance |
Non sag smooth thixotropic paste Joinery 4 |
| Chemical Type |
Polyurethane |
| Specific Gravity |
1.2 |
| Application Temperature |
+5°C to + 35°C |
| Tool Working Time |
30 minutes at 20°C |
| Tack Free Time |
6 to 12 hours |
| Cure Rate |
2 mm per 24 hour period |
| Max. Joint Movement |
± 25% |
| Max. Joint Width |
50mm Installation |
| Elongation at Break |
900% |
| Cure Hardness |
Shore A 30 |
| Tensile Strength |
1.3 N / mm2 |
| Service Temperature |
-40°C to + 70°C |
| Substrates |
Concrete and Cement, Brick, Concrete Block, Aluminium, Ceramic Tiles, Laminate, Stainless Steel, Galvanised Steel, Timber, Particleboard, MDF, Plywood, Plasterboard |
| Flexibility |
High |
Low VOC |
Yes |
| Water Resistance |
High |
Paintable |
Yes |
| Water Immersion |
No |
Water Clean Up |
No |
| Heat Resistant |
No |
Exterior Use |
Yes |
| Fire Rated |
No |
UV Resistant |
Yes |
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FEATURES & BENEFITS
- - Excellent resistance to aging and weathering
- Thixotropic - No sagging or running
- Excellent flexibility – joint movement ± 25%
- Suitable for Acoustic Applications
- Suitable for contact with drinking water – AS4020-1994
- Non-corrosive neutral cure
- Paintable with acrylic based surface coatings
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INSTALLATION GUIDE
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Mask around joints before applying sealant.
Dispense HiSeal™ into joint. Tool sealant for neat finish.
Use tool with a convex profile.
Tooling Time: within 30 minutes of application.
Remove masking tape before sealant skins (about 30 minutes).
Refer to Technical Data Sheet and MSDS available from
www.ramset.com.au, for precautions and further detailed installation instructions
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TECHNICAL DATA & DOCUMENTS
PRODUCT INFORMATION
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TECHNICAL INFORMATION
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