Bitumen Penetration Grade 40/50
Bitumen 40/50 is a hard, durable bitumen grade used mainly in road construction and industrial applications where high strength and resistance to deformation are required. Primarily used in the construction of highways, roads, and runways, where a durable and long-lasting material is required to withstand heavy traffic loads.
- Appearance: Black solid or a viscous liquid
- Standards: ASTM D946, AASHTO M 20-70(2004)
- HS Code: 27132000
Package: Bitumen are packed in
- New Steel Drums of 200Kg / 180Kg / 156Kg / Customized
- Jumbo Bags of 1Ton
- Bulk in Vessel / Bitumen Tank Container
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Call or WhatsappBitumen 40/50 (ASTM D946, AASHTO M20-70) - Technical Specifications
Properties | Units | Limits | Test Methods |
Penetration @25°C (77°F), 100gm, 5sec | 0.1MM | 40-50 | ASTM D5 |
Softening Point °C | °C | Min. 49 | ASTM D36 |
Flash Point Cleveland open cup | °C | Min. 230 | ASTM D92 |
Ductility @25°C, 5 cm/min | CM | Min. 100 | ASTM D113 |
Solubility in Trichloroethylene | % Wt | Min. 99.0 | ASTM D2042 |
After Thin-Film Oven Test | ASTM D1754 | ||
Loss on Heating | %Wt | Max. 0.8 | ASTM D6 |
Retained Penetration | % | Min. 55 | ASTM D5 |
Ductility of residue @25°C (77°F), 5 cm/min | CM | Min. 50 | ASTM D113 |
Drop in Penetration | % | Max. 20 | ASTM D5 |
Spot Test | – | Negative | AASHTO T102 |
*American association of state highway officials
Main Applications Of Bitumen 40/50
Bitumen 40/50 is a type of penetration grade bitumen that is used primarily in road construction and various other applications. Its penetration grade indicates its hardness and viscosity, making it suitable for specific uses. Here are the main applications of bitumen 40/50:
- Road Construction:
Asphalt Pavement: Bitumen 40/50 is commonly used in the production of hot mix asphalt for constructing highways, roads, and runways. Its hardness and durability make it suitable for areas with heavy traffic.
Base and Surface Layers: It is often used in the base and surface layers of roads due to its ability to withstand significant stress and temperature variations.
- Waterproofing:
Roofing Materials: Bitumen 40/50 is used in the manufacture of roofing felt and other waterproofing materials. Its water-resistant properties help protect buildings from moisture and weather damage.
Damp Proof Courses: It is also used as a damp-proof course (DPC) in construction to prevent moisture from rising through walls and foundations.
- Industrial Applications:
Bituminous Membranes: It is used in the production of bituminous membranes, which are applied for waterproofing in construction and infrastructure projects.
Pipe Coating: Bitumen 40/50 is utilized for coating pipelines to protect them from corrosion and moisture.
- Airport Runways:
Runway Surfacing: Due to its durability and resistance to deformation, it is used in the construction of airport runways where high loads and stresses are expected. - Other Applications:
Crack Filling and Sealants: Bitumen 40/50 can be used in sealants and crack fillers for maintaining road surfaces.
Soundproofing: It is sometimes used in soundproofing materials for buildings due to its dense and absorptive nature.
The choice of bitumen 40/50 depends on the specific requirements of the project, such as climate conditions, traffic load, and desired lifespan of the construction.
Various Packing Method for Bitumen
Packing bitumen is an essential process to ensure its safe transportation, storage, and handling. The method of packing often depends on the type of bitumen, the transportation method, and the end-use. Here are the various methods used to pack bitumen:
Drum Packing
Bitumen is commonly packed in steel drums, which are robust and provide good protection during transportation.
Jumbo Packing
Bitumen is packed in high-density polyethylene (HDPE) bags and are lined with a plastic bag to prevent leakage.
Tanker Vessel
Bitumen can be transported in bulk using specially designed tankers equipped with heating systems to maintain the bitumen in a molten state.
Tank Container
These are large, insulated containers used for the international transport of bitumen.
Bitumen 10/20
High-viscosity penetration grade for waterproofing.
Bitumen 40/50
For airport runways, highways, roads, and waterproofing
Bitumen 60/70
For highways, roads, and heavy traffic applications.
Bitumen 80/100
For cooler climates, patchwork, and municipal works.
All grades are supplied in compliance with international standards suitable for asphalt production and road construction.