Cemflex-1K
Single Component Cementitious Waterproofing Slurry

- Suitable for general waterproofing, such as bathrooms, balconies, rooftops, swimming pools, fish ponds, and basements.
- Convenient, just mix with water and ready to use.
- Safe for use with drinking water tanks.
- Can be painted over or tiled.
| CHARACTERISTICS | RESULTS | TEST METHOD |
|---|---|---|
| Appearance | Grey powder | – |
| Mixing Ratio (Cemflex-1K : water) |
2.5:1 by weight | – |
| Hardness | 90 ± 5 | ASTM D2240 |
| Tensile Strength | 1.2 – 1.5 MPa | ASTM D412 |
| Pot life at 30 °C | 30 – 45 mins | – |
| PACKING | 20 kg / bag |
|---|---|
| CONSUMPTION | 1.0 – 1.5 kg/ m2 / coat |
| COVERAGE | 13 m2 / bag (2 coats) |
Surface Preparation
• The surface must be strong, clean, dry, free from oil, dust, rust, curing agents, paint, or any contaminants. The surface should not be loose. Repair cracks with suitable materials and level the surface to avoid standing water.
• For repair works with an existing waterproofing system, remove the old waterproofing layer before application to ensure the best performance of the new system.
• If the surface is too dry, dampen it with water to cure the concrete before application, but make sure there is no standing water during the work.
Mixing
• Mix 2.5 kg of the product with 1 kg of clean water. Stir thoroughly using a low-speed mixer (not exceeding 400 rpm) until a uniform consistency is achieved. Let it sit briefly to release air bubbles before application.
Application
• Apply the mixture with a stiff brush at a rate of 1.0–1.5 kg/m². Each coat should not exceed 1 mm in thickness. Allow 2–3 hours for drying.
• Apply the second coat in the same way but in a direction perpendicular to the first coat. A sponge can be used to smoothen the surface finish.
Curing
• Protect the waterproofing layer from rain until fully hardened. Cure with moisture for 3–4 days.
• For water tanks, apply inside the tank. It can be filled with water within 5–7 days, but rinse with clean water before use.
• In bathrooms or swimming pools, tiling can be done 3–5 days after application.
For additional questions
02- 569-1540, 099-165-1155, 099-492-4224
Clevcon Thailand Co., Ltd.
Clevcon (Thailand) Co., Ltd.
is the expert of chemical products for construction industry. We both manufacture and distribute a complete range of goods under the well known brand “Clevcon”.
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