Cromar AlphaChem SBR Bond
- Suitable For: repairing mortars and sealing as a cement based adhesive
- Area of use: INT & EXT
- Volume: 5L 25L
- Container Type: bottle
- Type: additive
- Brand: AlphaChem
- Manufactuer: Cromar
- Box Size: Single Box
Cromar AlphaChem SBR Bond is a water-based dispersion of a carboxylated styrene-butadiene copolymer, non-ionically stabilized and resistant to hydrolysis.
Key Points:
Stabilized Dispersion: This product offers a stable dispersion of a carboxylated styrene-butadiene copolymer, ensuring reliability in various applications.
Freeze-Thaw Stable: The dispersion remains stable even through freeze-thaw cycles, providing consistent performance in changing conditions.
Compatibility: It contains an antioxidant and is compatible with most hydraulic binders, ensuring versatility and ease of use in different construction scenarios.
Shelf Life: When stored in original, unopened packaging, SBR Bond boasts a shelf life of 12 months, ensuring long-lasting usability and efficacy.
For optimal storage and preservation, SBR Bond should be stored in closed containers between +5°C and +35°C, shielded from frost and direct sunlight. Detailed information is available upon request, including environmental and hazard data, which can be obtained from the safety data sheet.
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Cromar AlphaChem SBR Bond finds widespread application in modifying hydraulic binders across various uses, such as repair mortar, flooring, rendering, bonding, mineral sealing slurries, and cement-based adhesive. Notably, in elevated temperatures (>25°C), incorporating SBR Bond helps prevent premature stiffening of the mortar. Furthermore, the dispersion is devoid of plasticizers and other additives prone to migration, ensuring consistent performance and longevity.
APPLICATION
Bonding Coatings:
- Provides a bonding layer for concrete, masonry, or brick surfaces, enabling the application of cementitious renders, screeds, or repairs.
- Recommended mix ratio: Cement 2 parts by weight, 1.5 parts by volume; SBR 1 part by weight, 1 part by volume.
Adhesive Mortars:
- Ideal for bonding slip bricks, tiles, and mosaics, as well as grouting and pointing with some chemical resistance.
- Recommended mix ratio: Cement 25kg, sand 38kg, SBR 5 litres, water 1 to 2 litres.
Floor Patching, Screeds, Renders, Concrete Repair:
- Suitable for reinstating various applications such as floor patching, screeds, renders, and concrete repair.
- Recommended mix ratio for thicknesses of 5mm to 15mm: Cement 25kg, coarse clean sand 60kg, SBR 5 litres, water 2 to 5 litres.
- Density: 2.200kg/m³. Mix consumption at 15mm thick: 33kg/m².
LIMITATIONS
As it is impossible for the manufacturer to anticipate all potential applications of its products, it falls upon the user to assess their suitability for a particular use. In case of uncertainty, contacting the Technical Services department for guidance is recommended. Additionally:
- Before use, carefully review the label for pertinent health and safety instructions.
- A Safety Data Sheet is available upon request for further information.
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| Elementlength | |||||||
| up to 1,5 m |
up to 2,5 m |
up to 3,5 m |
up to 4,5 m |
up to 2,5 m |
up to 3,5 m |
up to 4,5 m |
|
| Type of window frame material |
Minimum witdth of joints for a butled mounting b in mm |
Minimum witdth of joints for a inner mounting b in mm |
|||||
| Hard PVC (white) | 10 | 15 | 20 | 25 | 10 | 10 | 15 |
| Hard PVC and PMMA (dark) (colour extruded) |
15 | 20 | 25 | 30 | 10 | 15 | 20 |
| Hard PUR integral foam | 10 | 10 | 15 | 20 | 10 | 10 | 15 |
| Wood-aluminium-window | 10 | 10 | 15 | 20 | 10 | 10 | 15 |
| Aluminium-plastic sandwich frame (bright) |
10 | 10 | 15 | 20 | 10 | 10 | 15 |
| Aluminium-plastic sandwich frame (dark) |
10 | 15 | 20 | 25 | 10 | 10 | 15 |
| Wooden window frame | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
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