Elastic Sikagard ® - 550 W
Elastic Sikagard ® - 550 W for single dosage form, elastic-plastic, UV type of acrylic coating, even in low temperature is below 0 ° C environment still has good characteristics of cracks in the bridge.Sikagard ® - 550 - W Elastic conform to the provisions of the European Union EN 1504-2 for the protection of coating requirements.
- Even under the environment of low temperature (20 ° C) - still have crack bridging function
- Has high permeability resistance to carbon dioxide, can slow the speed of neutralization
- Water vapor permeability, respiratory
- Excellent weather resistance and anti-aging properties
- Environmental protection (water) without solvent
- To reduce the adhesion of dust and pollutants
Using range
Sikagard ® - 550 - W Elastic used in concrete structure (including constant weight and lightweight concrete) to protect and improve the coating engineering, especially for the leakage environment with cracking risk of concrete surface.Sikagard ® - 550 W Elastic for concrete repair works, such as the Sika ® leveling mortar, fiber cement, and then good old coating layer Elastic protective coating on the surface of a () have to be very strong.
- Applies to prevent intrusion protection (protection against ingress, according to the European Union EN 1504-9 Principle 1, 1.3) method
- Applicable to water moisture control (moisture control, according to the European Union EN 1504-9 Principle 2, 2.3) method
- Apply to add resistance (increasing the resistivity, according to the European Union EN 1504-9 Principle 8, 8.3) method
Feature/advantages
- Even under the environment of low temperature (20 ° C) - still have crack bridging function
- Has high permeability resistance to carbon dioxide, can slow the speed of neutralization
- Water vapor permeability, respiratory
- Excellent weather resistance and anti-aging properties
- Environmental protection (water) without solvent
- To reduce the adhesion of dust and pollutants
packaging
15 L/plastic barrels
color
Thixotropic fluid, can be made into various colors (please refer to the RAL color card)
Technical information
Certification/standard
- EN 1504-2 performance tests, LPM report A - 33 'date of 882-2 July 2009
- German Road system association (German Institute of Road Systems) based on OS 5 a (OS DII) test through the material system
- According to EN 1062-7 decision dynamic crack bridging, report P8690a date will be on August 27, 2014, Kiwa Polymer Institut GmbH
- According to EN 1504-2 protective coating, DoP 02 03 03 03, 002 000003 1125;By the factory production control agency certification: 0921;0921 - BPR - 2046 certificate, and equipped with CE mark
Chemical composition
The force that press a gram aqueous solution
The best life
Product must be stored in the unopened and damaged the original sealed packaging, from the date of manufacture is 24 months
Storage conditions
Store in a cool and dry environment.Avoid direct sunlight and frost
The density of
About 1.39 kg/l (in + 20 ° C)
Weight of solids
About 66.1%
The volume solids
About 53.4%
The system structure
| system | product1) |
Applied degree |
primer2) |
W Aquaprimer Sikagard ® - 552 |
1 |
| Surface coating3) | Elastic Sikagard ® - 550 W | 2-3 |
Cracks in the bridge
About A1 (20 ° C) - 2 coating (about 220 microns) |
(EN 1062-7) |
| About B2 (15 ° C) - 3 tu (about 400 microns) |
Glued to the tensile strength
2.9 (2.8) N/mm squared |
(EN 1542). |
Capillary action absorbent
W = 0.02 kg/(m squared h0.5) |
(EN 1062-3) |
Water vapour permeability
Dry film thickness |
D = 230 (including m |
The equivalent thickness of the gas |
SD, H2O = 0.35 m |
The moisture diffusion coefficient |
(including H2O = 1.5 x 103 |
| To respiratory demand | 5 m or less |
Carbon dioxide permeability
Film thickness |
D = 160 (including m |
The equivalent thickness of the gas |
SD, CO251 m = |
Carbon diffusion coefficient |
Including CO2= 3.7 x 105 |
| Protection requirements | SD, CO250 m or higher |
After artificial aging behavior
By (2000 hours) |
(EN 1062-11), |
Melting ice salt resistance
2.9 (2.1) N/mm squared |
(EN 13687 part 1 and part 2) |
applied
Interlayer thickness
Characteristics to meet the need of gas (carbon dioxide equivalent thickness of 50 m), the minimum required for dry film thickness of about 160 microns (0.16 mm).
To achieve complete durable characteristics (including anti co2 diffusivity, temperature cycle under the action of then and crack bridging), minimum required dry film thickness of about 340 microns (0.34 mm).
Environmental atmospheric temperature
Minimum + 8 ° C/h + 35 ° C
Air relative humidity
< 80%
Dew point
At least more than 3 ° C above the dew point
Element to temperature
Minimum + 8 ° C/h + 35 ° C
Painting waiting time
On element to + 20 ° C temperature accordance with waiting time:
| The previous coating material | Waiting time |
The coating material for a time | ||
W Aquaprimer Sikagard ® - 552 |
At least 5 hours |
Elastic Sikagard ® - 550 W | ||
| Sikagard ® - 551 - S Elastic Primer | At least 18 hours | Elastic Sikagard ® - 550 W | ||
|
At least eight hours |
|
Can use the product immediately
Complete maintenance: about 7 days (+ 20 ° C)
The dosage
| product | Each dosage |
Sikagard ® - 551 - S Elastic Primer |
About 0.10-0.15 kg/m2 |
| W Aquaprimer Sikagard ® - 552 | About 0.10-0.15 kg/m2 |
Elastic Sikagard ® - 550 W |
About 0.25-0.35 kg/m2 |
applied
Will Sikagard ® - 551 - S Elastic Primer or Sikagard ® - 552 - W Aquaprimer applied on substrate surface on average.If very solid base material, can be in Sikagard ® - 551 - S Elastic Primer to join 10% Thinner C.
Sikagard ® - 550 - W Elastic using brush, roller or airless spray applied.
More details please refer to the protective coating construction method.
Tools to clean
Immediately after the use, use water to clean all tools and equipment.
Has been hardening/health complete material must be removed in mechanical way.
If Sikagard ® - 551 - S Elastic Primer use Thinner C clean.