Keim Concretal W a sol silicate protective concrete paint for use as a bridging coat or filler for use with the Keim Concretal W system. For application onto in situ and pre-cast concrete elements and structures, blockwork, lightweight concrete, asbestos cement and cementitious building boards, for filling and closing of hairline cracks and equalising differences in texture.
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Features & Benefits
- Ready to use
- A sol silicate protective concrete paint
- Highly filled mineral based paint with a potassium silicate binder
- For use as a bridging coat or filler for use with the Keim Concretal W system
- Equalises surfaces and fills hairline cracks
- For application onto
- In situ and pre-cast concrete elements and structures
- Blockwork
- Lightweight concrete
- Asbestos cement
- Cementitious building boards
Product Properties
| Material characteristics |
| Resistance to vapour diffusion |
Sd = 0.01 m |
| Density |
approx. 1.6 g/cm3 |
Application Instructions
Substrate Preparation
All loose, flaking and unstable material must be identified and then thoroughly removed, all surfaces must be thoroughly washed down with clean cold water to remove all surface dirt and dust. When all surfaces are clean, sound, wind dry, dust free and free from all surface contaminants, decoration using KEIM Mineral Paints may proceed.
Application
Keim Concretal W Grob should be diluted with 20% by weight Keim Concretal Dilution and applied by brush or roller, working well into all surfaces.
After a minimum period of 12 hours a final coat of Keim Concretal W in the chosen colour may be applied undiluted.
Application Conditions
Ambient and substrate temperature above 5°C and below 30°C. Do not apply in direct sunlight or onto sun-heated surfaces, nor if it is raining or if there is an immediate likelihood of rain.
Drying time
A drying time of at least 12 hours must be left between coats.
Consumption
0.2kg/m2 Keim Concretal Grob and 0.04lt/m2 Keim Concretal Dilution.
Consumption rates are offered for guideline purposes only and are quoted for smooth rendered surfaces. Actual rates are the responsibility of the applicator. Project specifications should be referred to for specific rates.
Cleaning of Tools
Clean tools with water immediately after use.
The NBS (National Building Specification) is a UK-based specification launched in 1973 and is used by building professionals and architects to describe the materials, standards and workmanship of a construction project. Keim provides documentation specific to this product that outline the NBS specifics. You can download these documents by locating the Keim Granital product at the following link: Download the NBS Documents Here
