Siena Raw Concrete Primer

Product overview

Siena Raw Concrete Primer is manufactured to support the adhesion of subsequent coatings on flat, hard and low-absorbency surfaces such as raw concrete. It acts as an adhesion bridge on smooth concrete surfaces.

Areas of use

• Raw concrete shear wall and column surfaces
• Precast concrete elements
• Low-absorbency, smooth and hard surfaces
• Preparation before render or topcoat application

Key features

• Adhesion support on low-absorbency surfaces
• Key coat for smooth concrete surfaces
• Easy to apply
• Can be applied by brush, roller and spray

Suitable surfaces

• Raw concrete surfaces
• Precast concrete elements
• Concrete surfaces cleaned of mould release agent
• Low-absorbency cement-based surfaces

Surface preparation

1. 1Completely remove mould release agent, dust, dirt and loose particles from the surface.
2. 2Make sure the concrete has fully set and dried.
3. 3Repair voids and areas of segregation with a suitable repair material.
4. 4Allow the repaired areas to dry.

Application method

1. 1Stir the product until homogeneous before application.
2. 2Apply the primer to the surface in an even, thin layer.
3. 3Apply the following layer only after the primer has dried.
4. 4Do not apply in conditions of frost risk, strong sunlight or high wind.

Recommended application tools

• Roller
• Bristle brush
• Airless spray equipment

Technical data

Technical documents

Safety notice

Keep out of reach of children. Avoid contact with eyes and skin; in case of contact, rinse with plenty of water. Ventilate the area during application. For detailed information, refer to the product's Safety Data Sheet (SDS).