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Bituminous Emulsion Primer ZW24, similar to the two-component waterproofing Z825, is a water-based specialty product in the construction industry designed for preparing surfaces such as concrete, cement, and plaster prior to applying coatings and waterproofing materials. With high adhesion, adequate penetration, and easy application, it enhances the durability and final quality of the work.
ZW24 is free from harmful substances and volatile organic compounds, has no unpleasant odor, and dries quickly. Using this primer prevents paint peeling and detachment of waterproofing layers while being compatible with a wide range of paints and waterproofing products.
Additionally, due to its formulation containing bitumen and modified resins, it also provides waterproofing performance and helps prevent moisture loss in concrete. These characteristics make ZW24 a professional choice for improving durability and reducing maintenance costs in both construction and industrial projects.
The properties and effects of Bituminous Emulsion Primer ZW24 are as follows:
Applications of Bituminous Emulsion Primer ZW24
Before explaining its uses, it is worth noting that Zarloo Shimi is one of the most reputable suppliers of bituminous emulsion primers in Iran. To purchase, simply visit their website and order the desired quantity.
Applications include:
Safety and Storage Instructions
While working with this product, observe the following:
Consumption Rate
Consumption depends on the type and porosity of the surface, environmental conditions, and application method, but is typically 200–300 g/m². Very porous or highly absorbent surfaces may require more primer for uniform coverage. For optimal results, test a small area first to determine the exact consumption. This approach optimizes primer usage and ensures the quality and durability of the final coating.
Enhancing Surface Quality and Durability with ZW24
Overall, Bituminous Emulsion Primer ZW24’s exceptional performance in improving adhesion, reducing permeability, and boosting surface durability makes it a smart choice for preparing diverse building surfaces before painting, waterproofing, or sealing. Using this primer not only reduces maintenance costs and extends the life of final coatings, but also guarantees the quality and longevity of construction projects—ensuring peace of mind and higher execution standards.
Bituminous Emulsion Waterproofing Standards:
ASTM D2939 – ASTM D1918
Physical and Chemical Specifications of Bituminous Emulsion Primer ZW24
Physical Specifications
Physical Property | Value / Description |
---|---|
Appearance | Emulsion liquid |
Color | White or creamy |
Odor | Odorless |
Specific gravity (Density) | 1.01 – 1.05 g/cm³ |
Solid content by weight | 35–40% |
Viscosity | 1000 – 2000 cps |
Freezing point | 0°C (approx.) |
Dilutability | With water |
Drying time | 1 – 3 hours |
Chemical Specifications
Chemical Property | Value / Description |
---|---|
Chemical base | Acrylic emulsion resin |
pH | 7 – 9 |
Volatile organic compounds | Less than 30 g/L |
Alkali resistance | High |
Water miscibility | Yes |
Aqueous solvents | None |
Before application, ensure the target surface is completely clean, free from dust, grease, oil, and any contaminants. If cracks or weak areas are present, repair them first. Stir the primer thoroughly, and if necessary, dilute it with a small amount of water according to the manufacturer’s instructions.
Using a brush, roller, or spray device, apply an even coat of primer over the surface. Make sure the entire surface is covered and avoid sagging or pooling of material in certain spots. After application, allow the surface to dry completely (usually 1 to 3 hours depending on environmental conditions), then proceed with subsequent steps such as painting or waterproofing.