Bitumen and Bituminous Products
Bitumen is a viscous, black, sticky substance derived mainly from the distillation of crude oil or naturally occurring deposits (like tar sands). It is composed mostly of complex hydrocarbons
Application of Bitumen
- Bitumen binds aggregates to form asphalt concrete.
- Provides durability, waterproofing, and flexibility to roads.
- Variants: hot mix asphalt, warm mix asphalt, cold mix asphalt
- Used in roofing felts, shingles, and waterproof membranes.
- Provides waterproofing and protection from weather.
- Used in damp-proofing, foundations, tunnels, and reservoirs.
- Adhesives, sealants, coatings, and paints.
Product | Description | Application |
Bitumen Emulsions | Bitumen droplets dispersed in water + emulsifier | Surface dressing, cold mix asphalt |
Cut-back Bitumen | Bitumen dissolved in petroleum solvents | Cold applications, priming |
Oxidized Bitumen | Bitumen treated with air (blown bitumen) | Roofing, waterproofing |
Modified Bitumen | Bitumen blended with polymers/rubbers | Enhanced performance in roads and roofing |