Bitumen Sales Corporation

NATIONAL Bitumen Primer For Waterproofing

 BituminousOil Based Primer is a solvent based bituminous primer that seals pores in surfaces such as concrete and improves the adhesion of bituminous materials that are to be applied to the substrate. It is suitable for brush or spray application.

Application

• Priming bituminous, concrete or masonry surfaces prior to laying membrane promotes bonding, whether self-adhesive or otherwise.
• Applied in canal lining joints and concrete floor joints prior to pouring of the bitumen sealing compound for bonding.Oil Based Primer

Advantages

• Seal pores on surfaces such as concrete.
• Improves the adhesion of bituminous material that is to be applied to the substrate.

Application Methodology

• Ensure not to apply when temperature is less than 5 ^OC or during foggy period.
• Before applying the primer make the concrete surfaces free from dust and sand particles by
  brooming and allow it to dry. Concrete should be cured and should be eight days old.
• NATIONAL Primer should be thoroughly stirred before use and applied to the substrate by means of brush, roller or spray at the rate of 0.30 L/m².
• Allow it to dry for 24 hr

Packaging

Available in 20 L