Solvent-Based Bitumen Primer

Description

Oman Paints Solvent-Based Bitumen Primer is a quick-drying, low-viscosity bitumen primer. It is used as a primer coat on monolithic and concrete substrates to improve the adhesion of bitumen-based membranes and coatings. The primer also acts as a barrier for dust particles that accumulate on concrete surfaces even after cleaning.

Key Features

  • Improves adhesion between bitumen-based membranes and coatings.
  • Cold applied, does not require heating.
  • Acts as a dust barrier.
  • Can be used as a curing compound on freshly cast concrete.
  • Complies with the following standards:
    • BS 3416, Type A, Class C – Bitumen-based coatings for cold-applied, solvent-based, and compatible with potable water.

Application

Oman Paints Solvent-Based Bitumen Primer is used as a primer coat for roof coverings, waterproofing membranes, and coatings.

Surface Preparation

The surface must be thoroughly cleaned of all contaminants, such as dust, oil, grease, and loose particles. All surface imperfections, such as cracks and holes, must be repaired with suitable mortar or concrete repair materials. The surface must be dry before priming.

Application Method

  1. Stir the contents of the pail or drum for a few minutes to ensure uniformity.
  2. Apply the primer at a rate of 4-6 m²/l using a brush or roller on a clean, smooth surface.
  3. Allow the primer to dry before applying the membrane. For highly porous surfaces, a second coat may be required.

Technical Data

Parameter Value
Density 0.85-0.90 g/cm³
Solid Content 40±2

All mixing ratios are subject to 5-10% variation.

Coverage

The coverage is approximately 4-6 m²/l (per coat). However, coverage may vary depending on the porosity and texture of the substrate.

Storage & Shelf Life

Store in a cool, dry place away from direct sunlight and UV exposure. The product has a shelf life of up to 12 months if stored properly. Excessive exposure to sunlight and UV will deteriorate the quality of the product and reduce its shelf life.

Health & Safety

Oman Paints Solvent-Based Bitumen Primer contains volatile solvents with a low flashpoint. Ensure adequate ventilation during application. Avoid inhalation of vapors and contact with skin. Wear protective gloves, goggles, and clothing. Keep away from heat sources and open flames.

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