Polymer-cement coatings
BIOGO-C
Cementitious Capillary Crystalline Coating
Rigid penetrative crystalline waterproofing
A brush-applied cementitious crystalline material for positive- and negative-side concrete waterproofing.

Product overview
Product overview and technical properties.
BIOGO-C is a cementitious capillary crystalline waterproofing coating formulated from high-quality Portland cement and selected active chemicals. The powder reacts within cementitious substrates to form a rigid, penetrative crystalline waterproofing system.
Technical data
Technical standard
GB 18445-2012 values from the supplied BIOGO-C TDS.
| Property / condition | Requirement |
|---|---|
| Moisture content | ≤1.5% |
| Fineness - residue on 0.63 mm sieve | ≤5% |
| Workability - immediately and after 20 min | No obstruction to brushing |
| Bond strength on damp substrate, 28 d | ≥1.0 MPa |
| Mortar impermeability ratio - coating removed | ≥250% |
| Mortar impermeability ratio - coating retained | ≥175% |
| Concrete impermeability ratio - coating removed | ≥250% |
| Concrete impermeability ratio - coating retained | ≥175% |
Technical data
Mixing and usage
| Item | Value |
|---|---|
| Water:powder mix ratio | 0.36:1 by mass |
| Coverage at 1.0 mm | Approx. 2.0 kg/m² |
| Working time | Use within 20 min |
Product features
Performance and advantages
Non-toxic, odorless and environmentally responsible; suitable for potable-water engineering
Excellent aging resistance with a service life compatible with the concrete
Strong penetration and repeat-crystallization capability can self-seal cracks up to 0.4 mm
Resists acids and alkalis, helping protect reinforced concrete from chloride and sulfate attack
Suitable for both positive-side and negative-side waterproofing
Typical application areas
Where this product fits
Tunnels, dams, reservoirs, power stations, nuclear power stations and cooling towers
Subways, overpasses, bridges and underground diaphragm walls
Airport runways, pile caps, wastewater treatment tanks and storage tanks
Basements, roofs, bathrooms, and repair of concrete defects and leakage paths
Transport and Storage
Store different product types separately and prevent cross-contamination.
The product is nonflammable and nonexplosive and may be transported as general cargo.
Protect from direct sunlight, rain and moisture.
Shelf life is 6 months under stated conditions.
Suitability depends on substrate condition, exposure, climate, detailing, film build and the approved project system. Complete a representative adhesion and compatibility trial before full application.
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