What Is PG Bitumen 64-10
SBS modified polymer PG bitumen 64-10 is a type of asphalt binder used in road construction, specifically designed to perform under certain temperature conditions. Here’s an explanation of its components and their significance:
- SBS (Styrene-Butadiene-Styrene) Polymer :
– Description : SBS is a thermoplastic elastomer that enhances the properties of bitumen.
– Benefits : Adding SBS to bitumen improves its elasticity, flexibility, and resistance to deformation. It enhances the binder’s ability to handle temperature variations and traffic loads, reducing cracking in cold weather and rutting in hot weather. - Performance Grade (PG) Bitumen :
– Description : The PG system classifies asphalt binders based on their performance at various temperatures, as defined by the American Association of State Highway and Transportation Officials (AASHTO).
– PG 64-10 : The numbers indicate the high and low temperature performance limits of the bitumen.
– 64 : The high-temperature grade means the bitumen can resist rutting and deformation up to 64°C (147°F).
– -10 : The low-temperature grade means the bitumen can resist thermal cracking down to -10°C (14°F).
Key Characteristics and Applications:
- Durability : SBS modification enhances the bitumen’s durability, extending the pavement’s lifespan by improving its resistance to fatigue and aging.
- Flexibility : The polymer modification provides better flexibility, which helps the pavement adapt to temperature changes and traffic stress without cracking.
- Temperature Performance : PG 64-10 indicates that the bitumen is suitable for climates where temperatures range between 64°C (high) and -10°C (low). This makes it ideal for regions with moderate temperature variations.
- Applications : This type of bitumen is commonly used in standard road construction projects, urban roads, and other pavements where moderate performance is sufficient.
Advantages:
- Enhanced Resistance : The SBS modification provides superior resistance to rutting at high temperatures and cracking at low temperatures.
- Improved Pavement Performance : Roads built with SBS modified PG bitumen 64-10 generally show improved performance under traffic loads and environmental conditions.
- Cost-Effectiveness : While more expensive than unmodified bitumen, the improved durability and performance can lead to lower maintenance costs over the pavement’s lifecycle.
PG Bitumen 64-10 Applications
SBS modified polymer PG bitumen 64-10 is used in various applications where enhanced performance of asphalt is required. Here are some common applications:
- Urban Roads and Streets :
– Application : Used in city streets and urban roads where there is a mix of residential and commercial traffic.
– Benefits : Provides durability and flexibility to handle the frequent stop-and-go traffic, reducing maintenance needs. - Suburban and Rural Roads :
– Application : Suitable for roads in suburban and rural areas with moderate traffic loads.
– Benefits : Enhances the road’s ability to withstand seasonal temperature variations and reduces the risk of cracking and rutting. - Parking Lots :
– Application : Ideal for commercial and public parking lots.
– Benefits : Improves the surface’s resistance to deformation from parked vehicles and the occasional heavy load, ensuring a longer lifespan with fewer repairs. - Driveways :
– Application : Used in residential driveways.
– Benefits : Provides a smooth, durable surface that can withstand temperature changes and daily use. - Airport Runways and Taxiways* (for regional airports):
– Application : Applied in the construction of runways and taxiways at smaller regional airports.
– Benefits : Ensures resistance to fuel spills, high loads from aircraft, and thermal cracking. - Bridges and Overpasses :
– Application : Used in the surfacing of bridges and overpasses.
– Benefits : Provides flexibility to accommodate structural movements and resistance to weather-related stresses. - Industrial Areas :
– Application : Applied in roads and pavements within industrial areas.
– Benefits : Handles heavy vehicle loads and chemical spills better than conventional bitumen. - Recreational Areas :
– Application : Used in pathways, cycle tracks, and recreational trails.
– Benefits : Offers a smooth, durable surface suitable for pedestrian and non-motorized traffic, enhancing user experience and safety.
Specific Advantages for These Applications:
- Improved Rutting Resistance : The SBS modification helps in maintaining the shape and smoothness of the pavement under heavy loads and high temperatures.
- Reduced Thermal Cracking : The enhanced flexibility of the binder minimizes the risk of cracking in colder temperatures.
- Extended Pavement Life : Reduced maintenance and repair frequency due to the improved performance of the bitumen, leading to cost savings over time.
- Better Load-Bearing Capacity : Enhanced ability to handle varying traffic loads, from light pedestrian traffic to heavy vehicles.
PG Bitumen 64-10 Benefits
SBS modified polymer PG bitumen 64-10 offers several benefits that enhance the performance and durability of pavements. Here are the key benefits:
- Enhanced Elasticity and Flexibility :
– Description : The addition of SBS (Styrene-Butadiene-Styrene) polymer increases the elasticity and flexibility of the bitumen.
– Benefit : This makes the pavement better able to withstand thermal expansion and contraction, reducing the likelihood of cracks forming in cold weather and deformation in hot weather. - Improved Rutting Resistance :
– Description : Rutting occurs when pavements deform under heavy loads, typically in high-temperature conditions.
– Benefit : SBS modified bitumen provides greater resistance to rutting, maintaining a smoother and safer driving surface even under high traffic volumes and heavy loads. - Superior Low-Temperature Performance :
– Description : Low-temperature cracking is a common issue in colder climates.
– Benefit : PG 64-10 bitumen remains flexible at lower temperatures, minimizing the risk of cracking and extending the pavement’s lifespan during winter conditions. - Increased Durability and Longevity :
– Description : The modifications enhance the overall durability of the bitumen.
– Benefit : Roads and pavements constructed with SBS modified bitumen have a longer service life, reducing the frequency and cost of repairs and maintenance. - Enhanced Fatigue Resistance :
– Description : Fatigue cracking occurs due to repeated loading and unloading cycles from traffic.
– Benefit : SBS modified bitumen provides better resistance to fatigue, making it ideal for roads with high traffic volumes, preventing early pavement failure. - Improved Adhesion Properties :
– Description : Good adhesion between the binder and aggregates is essential for pavement integrity.
– Benefit : The polymer modification improves the adhesive properties of the bitumen, ensuring a stronger bond and better overall performance of the pavement structure. - Resistance to Environmental Factors :
– Description : Pavements are exposed to various environmental stresses, including UV radiation, water, and chemicals.
– Benefit : SBS modified bitumen shows improved resistance to oxidation, aging, and moisture damage, maintaining its performance under adverse environmental conditions. - Economic Efficiency :
– Description : Although SBS modified bitumen may have a higher initial cost compared to unmodified bitumen.
– Benefit : The increased lifespan and reduced maintenance needs lead to lower overall lifecycle costs, offering economic efficiency in the long term. - Enhanced Safety :
– Description : Well-maintained, smooth pavements contribute to road safety.
– Benefit : The superior performance characteristics of SBS modified bitumen provide a safer driving surface with fewer potholes, cracks, and deformations.
Different Types of PG Bitumen 64-10Packaging
- PG Bitumen 64-10 in 1 MT Jumbo Bag with a steel cage and pallet: Loading 20 MT in 20 ft Container
- PG Bitumen 64-10 in 1 MT Jumbo Bag without cage and pallet: Loading 20 MT in 40 ft Container
- PG Bitumen 64-10 in 1300 Kg Jumbo Bag: Loading 26 MT in 40 ft Container
- PG Bitumen 64-10 in 180kg New Steel Drum: Loading 110 Drum in 20 ft
- PG Bitumen 64-10 in 375Kg Bitubag: Loading 24 MT in 20 ft Container
- Bulk in vessel: Loading 2000 to 20,000 MT in Bitumen Carrier
- Bulk in Flexi Bag: Loading 20 MT in Bitumen Felexi Bag
- Bulk in Tunker: Loading 25 MT in Truk Tanker
PG 64-10 TECHNICAL DATASHEET
SBS MODIFID BITUMEN PG 64-10 TECHNICAL
