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Bitumen 40/50
Bitumen 40/50
Bitumen 40/50
Bitumen 40/50 is a type of bitumen commonly used in road construction and various industrial applications. It falls under the penetration-grade bitumen category, indicating its consistency and behavior under specific conditions.
Bitumen, also known as asphalt, is a black, sticky, and highly viscous petroleum-based material that is crucial in creating durable and high-quality road surfaces. Bitumen 40/50 refers to its penetration value, which is a measure of its hardness or consistency
Properties
Penetration grading is a standard system that classifies bitumen based on its ability to penetrate a standard material under specific conditions. In the case of Bitumen 40/50, the numbers represent the penetration depth in tenths of a millimeter that a standard needle vertically placed will penetrate the bitumen sample at a standard temperature of 25°C (77°F) over a specified time of 5 seconds. Bitumen 40/50 thus indicates that the needle penetrates the bitumen to a depth of 4 to 5 tenths of a millimeter. This penetration value signifies that Bitumen 40/50 has a moderate hardness, making it suitable for a range of applications.
Applications
Bitumen 40/50’s properties make it well-suited for road construction and pavement projects. Its moderate hardness allows for a balance between flexibility and durability, which is essential for enduring the stresses and strains imposed on road surfaces by vehicular traffic and changing weather conditions. The appropriate viscosity of Bitumen 40/50 ensures that it can effectively bind aggregates together, providing stability and resistance to deformation.
Road Construction
In road construction, Bitumen 40/50 is often used as a binder in asphalt mixtures. It forms a significant component of hot mix asphalt (HMA) and warm mix asphalt (WMA), which are widely employed in the construction of roads, highways, runways, and parking lots. The bitumen’s ability to adhere to aggregates helps create a cohesive and durable mixture that can withstand heavy traffic loads and environmental factors.
Industrial Use
Furthermore, Bitumen 40/50 finds application in various industrial sectors beyond road construction. It is used as a waterproofing material in roofing and damp-proofing projects, providing a reliable barrier against moisture intrusion. In the manufacturing of roofing felts, shingles, and membranes, Bitumen 40/50’s adhesive properties ensure effective bonding and long-lasting protection.
Waterproofing
Moreover, Bitumen 40/50 is utilized in the production of bituminous paints and coatings. Its waterproofing and protective qualities make it a valuable ingredient in rustproofing coatings, pipe coatings, and marine paints. The bitumen’s inherent resistance to water and corrosion helps extend the lifespan of structures and equipment exposed to harsh environmental conditions.
Conclusion
In conclusion, Bitumen 40/50 is a vital construction material with a penetration value that signifies its moderate hardness. Its versatile properties make it a preferred choice for road construction, where it serves as a crucial binder in asphalt mixtures. Additionally, its waterproofing and adhesive characteristics enable its use in roofing, damp-proofing, and protective coatings across various industries. The widespread application of Bitumen 40/50 underscores its significance in enhancing the durability, safety, and longevity of infrastructure and manufactured products.
Packaging
- Bulk
- New Steel Drum
- 1 MT Jumbo Bag
- 300 kg Bitubag
- Bitutainer
Characteristics | Unit | Specification | Test Method |
|---|---|---|---|
Penetration @ 25 °C | 0.1 mm | 85-100 | ASTM D-5 |
Specific gravity @25 °C | gr/cm3 | 1.01-1.05 | ASTM D-70 |
Softening Point | °C | 42-52 | ASTM D-36 |
Ductility @ 25 °C | Cm | 100 Min | ASTM D-113 |
Loss on heating | % wt | 0.5 Max | ASTM D-6 |
Drop in penetration after heating | % | 20 Max | ASTM D-6 & D-5 |
Flash Point | °C | 232 Min | ASTM D-92 |
Solubility in CS2 | % wt | 99.0 Min | ASTM D-4 |
Organic matter insoluble in CS2 | % wt | 0.2 Max | ASTM D-4 |
Viscosity @ 60 °C | p | 1000±200 | ASTM D-2171 |
Spot test | – | Negative | *A.A.S.H.O.T.102 |
Different bitumen penetration Grades
Characteristics | Unit | 30/40 | 50/70 | 100/120 | 160/220 | 200/300 | Test Method |
|---|---|---|---|---|---|---|---|
Specific gravity @25 °C | gr/cm3 | 1.01-1.06 | 1.01-1.06 | 1.01-1.04 | 1.01-1.06 | 1.01±0.05 | ASTM D-70 |
Penetration @ 25 °C | 0.1 mm | 30-40 | 50-70 | 100-120 | 160-220 | 200-300 | ASTM D-5 |
Softening Point (R &B) | °C | 55-63 | 46-54 | 42-49 | 35-43 | 34-41 | ASTM D-36 |
Ductility @ 25 °C | Cm | 100 | 100 | 100 | 100 | 100 | ASTM D-113 |
Loss on heating, Max | % wt | 0.2 | 0.2 | 0.2 | 0.2 | 1.3 | ASTM D-6 |
Drop in Penetration after heating, Max | % | 20 | 20 | 20 | 20 | – | ASTM D-6 & D-5 |
Flash Point. Min | °C | 250 | 230 | 250 | 220 | 177 | ASTM D-92 |
Solubility in CS2 | % wt | 99.5 | 99 | 99.5 | 99 | 99 | ASTM D-4 |
Spot test | – | Negative | Negative | Negative | Negative | Negative | *A.A.S.H.O.T.102 |
Oxidized bitumen
Characteristics | Unit | 85/25 | 95/25 | 90/15 | 115/15 | Test Method |
|---|---|---|---|---|---|---|
Penetration @ 25 °C, 100 gm,5 Seconds | 0.1 mm | 20/30 | 20/30 | 10/20 | 10/20 | ASTM D-5 |
Specific gravity @25 °C | gr/cm3 | 1.01-1.05 | 1.01-1.05 | 1.01-1.05 | 1.01-1.05 | ASTM D-70 |
Softening Point (R & B) | °C | 80/90 | 90/100 | 85/95 | 110/120 | ASTM D-36 |
Loss on heating, Max | % wt | 0.2 | 0.2 | 0.2 Max | 0.2 | 0.2 |
Flash Point Cleveland open Cup, Min | °C | 260 | 260 | 225 | 260 | ASTM D-92 |
Performance Grades Bitumen (PG)
High Temperature performance | Low Temperature Performance |
|---|---|
PG 46 | -46, -40, -34 |
PG 52 | -46, -40, -34, -28, -22, -16, -10 |
PG 58 | -40, -34, -28, -22, -16, -10 |
PG 64 | -40, -34, -28, -22, -16, -10 |
PG 70 | -40, -34, -28, -22, -16, -10 |
PG 76 | -34, -28, -22, -16, -10 |
PG 82 | -34, -28, -22, -16, -10 |
Viscosity Grades Bitumen (VG)
| Characteristics | Unit | VG 40 | VG 30 | VG 20 | VG 10 | Test Method |
| Absolute Viscosity @ 60 °C, Poises | °C | Min.3200 | Min.2400 | Min.1600 | Min.800 | IS 1206 (Part 2) |
| Kinematic Viscosity @ 135 °C | cSt | Min.400 | Min.350 | Min.300 | Min.250 | IS 1206 (Part 3) |
| Softening Point (R&B) | °C | Min.50 | Min.47 | Min.45 | Min.40 | IS 1205 |
| Flash Point (Cleveland Open Cup). | °C | Min.220 | Min.220 | Min.220 | Min.220 | IS 1209 |
| Solubility in trichloroethylene. | % | Min.99 | Min.99 | Min.99 | Min.99 | IS 1206 |
| Penetration @ 25 °C (100 grams, 5 seconds) | 0.1 mm | 40-60 | 50-70 | 60-80 | 80-100 | IS 1203 |
| Test on residue from thin film oven tests/RTFOT | ||||||
| i) Viscosity ratio @ 60 °C | °C | Max. 4.0 | Max. 4.0 | Max. 4.0 | Max. 4.0 | IS 1206 (Part 2) |
| ii) Ductility @ 25 °C, (Thin film oven test). | Cm | Min.25 | Min.40 | Min.50 | Min.75 | IS 1208 |
| Specification Gravity @ 27/27 | °C | Min.0.99 | Min.0.99 | Min.0.99 | Min.0.99 | IS 1202 |
| Conforms to BIS (IS 73:2006) Specifications | ||||||
Alkapetroleumoita Cut back Bitumen Grades Slow Curing (SC)
| Characteristics | Unit | SC70 | SC250 | SC800 | SC3000 | Test Method | ||||
| Min | Max | Min | Max | Min | Max | Min | Max | |||
| Kinematic Viscosity @ 60 °C | CST | 70 | 140 | 250 | 500 | 800 | 160 0 | 3000 | 6000 | ASTM D-2170 |
| Flash Point, | °C | 66 | – | 79 | – | 93 | – | 107 | – | ASTM D-92 |
| Penetration @ 25 °C, 100 gm, 5 Second | CM | 40 | – | 60 | – | 70 | – | 80 | – | ASTM D-5 |
| Distillate, volume percent of total distillate to 360 °C | °C | 10 | 30 | 4 | 20 | 2 | 12 | – | 5 | ASTM D-402 |
| Ductility @ 25°C, Min | CM | 100 | – | 100 | – | 100 | – | 100 | – | ASTM D-113 |
| Solubility in Trichloroethylene, Min | % | 99 | – | 99 | – | 99 | – | 99 | – | ASTM D-2042 |
| Water. Max | %VOL | – | 0.5 | – | 0.5 | – | 0.5 | – | 0.5 | ASTM D-95 |
Cut back Bitumen Grades Medium Curing (MC)
| Characteristics | Unit | Test Method | ||||||||||
| MC30 | MC70 | MC250 | MC800 | MC3000 | ||||||||
| Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | |||
| Kinematic Viscosity @ 60 °C | CST | 30 | 60 | 70 | 140 | 250 | 500 | 800 | 1600 | 3000 | 6000 | ASTM D- 2170 |
| Flash Point, Min | °C | 38 | – | 38 | – | 66 | – | 66 | – | 66 | – | ASTM D-92 |
| Penetration @ 25 °C, 100 gm, 5 Second | CM | 120 | 250 | 120 | 250 | 120 | 250 | 120 | 250 | 120 | 250 | ASTM D-5 |
| Distillate test: Distillate, volume percent of total distillate to 360 °C | ASTM D-402 | |||||||||||
| To 225 °C | °C | – | 35 | – | 25 | – | 20 | – | – | – | – | |
| To 260 °C | °C | 30 | 75 | 10 | 70 | 5 | 55 | – | 40 | – | 15 | |
| To 316 °C | °C | 75 | 95 | 65 | 93 | 60 | 90 | 45 | 85 | 15 | 75 | |
| Residue from distillation to 360 °C, Min | %VOL | 50 | – | 55 | – | 67 | – | 75 | – | 80 | – | ASTM D-402 |
| Ductility @ 25°C, Min | CM | 100 | – | 100 | – | 100 | – | 100 | – | 100 | – | ASTM D- 113 |
| Solubility in Trichloroethylene, Min | % | 99.0 | – | 99.0 | – | 99.0 | – | 99.0 | – | 99.0 | – | ASTM D-4 |
| Water, Max | %VOL | – | 0.2 | – | 0.2 | – | 0.2 | – | 0.2 | – | 0.2 | ASTM D-95 |
Cut back Bitumen Grades Rapid Curing (RC)
| Characteristics | Unit | Specification | Test Method | |||||||||
| RC 30 | RC70 | RC250 | RC800 | RC3000 | ||||||||
| Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | |||
| Kinematic Viscosity @ 60 °C | CST | 30 | 60 | 70 | 140 | 250 | 500 | 800 | 1600 | 3000 | 6000 | ASTM D-2170 |
| Flash Point, | °C | – | – | – | – | 27 | – | 27 | – | 27 | – | ASTM D-92 |
| Penetration @ 25 °C, 100 gm, 5 Second | CM | 80 | 120 | 80 | 120 | 80 | 120 | 80 | 120 | 80 | 120 | ASTM D-5 |
| Residue from distillation to 360 °C, Min | ASTM D-402 | |||||||||||
| To 225 °C | °C | 55 | – | 50 | – | 35 | – | 15 | – | – | – | |
| To 260 °C | °C | 75 | – | 70 | – | 60 | – | 45 | – | 25 | – | |
| To 316 °C | °C | 90 | – | 85 | – | 80 | – | 75 | – | 70 | – | |
| Residue from distillation to 360 °C, Min | %VOL | 50 | – | 55 | – | 65 | – | 75 | – | 80 | – | ASTM D-402 |
| Ductility @ 25°C, Min | CM | 100 | – | 100 | – | 100 | – | 100 | – | 100 | – | ASTM D-113 |
| Solubility in Trichloroethylene, Min | % | 99 | – | 99 | – | 99 | – | 99 | – | 99 | – | ASTM D-2042 |
| Water, Max | %VOL | – | 0.2 | – | 0.2 | – | 0.2 | – | 0.2 | – | 0.2 | ASTM D-95 |
Cut back Bitumen Grades Rapid Curing (RC)
| Alkapetroleumoita Bitumen Emulsion | Specification of Cationic Bitumen Emulsions | |||||||||||||
| Quick Setting | Rapid Setting | Medium SETTING | Slow Setting | |||||||||||
| CQS_1h | CRS_1 | CRS_2 | CMS_2 | CMS_2h | CSS_1 | CSS_1h | ||||||||
| Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | |
| Viscosity, Say bolt Furol @ 25°C SFs | 20 | 100 | – | – | – | – | – | – | – | – | 20 | 100 | 20 | 100 |
| Viscosity, Say bolt Furol @ 25°C SFs | – | – | 20 | 100 | 100 | 400 | 50 | 450 | 50 | 450 | – | – | – | – |
| Storage Stability test, 24-h, % A | – | 1 | – | 1 | – | 1 | – | 1 | – | 1 | – | 1 | – | 1 |
| Demulsibility, 35 mL, 0.8 % Dioctyl sodium | – | – | 40 | – | 40 | – | – | – | – | – | – | – | – | – |
| Particle charge test | Positive | Positive | Positive | Positive | ||||||||||
| Sieve test, % A | – | 0.1 | – | 0.1 | – | 0.1 | – | 0.1 | – | 0.1 | – | 0.1 | – | 0.1 |
| Cement Mixing test, % | – | N/A | – | – | – | – | – | – | – | – | 2 | – | – | 2 |
| Coating ability and water resistance: | ||||||||||||||
| Coating, dry aggregate | – | – | – | – | – | – | good | – | good | – | – | – | – | – |
| Coating, after spraying | – | – | – | – | – | – | fair | – | fair | – | – | – | – | – |
| Coating, wet aggregate | – | – | – | – | – | – | fair | – | fair | – | – | – | – | – |
| Coating, after spraying | – | – | – | – | – | – | fair | – | fair | – | – | – | – | – |
| Oil Distillate, by volume of emulsion, % | – | – | – | 3 | – | 3 | – | 12 | – | 12 | – | – | – | – |
| Residue % | 57 | – | 60 | – | 65 | – | 65 | – | 65 | – | 57 | – | 57 | – |
| Tests on residue from distillation test: | ||||||||||||||
| Penetration @ 25°C, 100 grams, 5 Second | 40 | 30 | 100 | 250 | 100 | 250 | 100 | 250 | 40 | 90 | 100 | 250 | 40 | 90 |
| Ductility, 25°C 5 Cm/Min, Cm | 40 | – | 40 | – | 40 | – | 40 | – | 40 | – | 40 | – | 40 | – |
| Solubility in trichloroethylene, % | 97.5 | – | 97.5 | – | 97.5 | – | 97.5 | – | 97.5 | – | 97.5 | – | 97.5 | – |
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