Derma Primer Bituminous Liquid 18 kg Drum | Derma

Derma Primer is a solvent-based bituminous liquid made from oxidized bitumen by Derma. It enhances the adhesion of bituminous materials to treated surfaces, increasing the efficiency of waterproofing membranes. This primer seals porous surfaces such as concrete, preventing moisture penetration and improving overall performance. It is suitable for a wide range of construction applications including concrete, asphalt, and metal surfaces in Saudi Arabia.

• Packaging: 18 kg drum
• Density (at 25°C): 0.8-0.9 kg/L
• Flash Point: ≥ 40°C
• Volatile Organic Compounds (VOC): Maximum 350 g/L
• Water Content (vol %): Less than 0.05
• Service Temperature Range: +5°C to +50°C
• Shelf Life: 2 years
• Toxicity: Flammable solid, toxic
• Coverage Rate: 300 g/m² (brush/roller), 200 g/m² (spray)