Bitumen PenetrationPenetration Grade EN

Bitumen 50/70 Dubai UAE

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Bitumen Penetration Grade 50/70

Definition of Bitumen Penetration Grade 50/70

Bitumen 50/70 is a premium brand that is a dark brown or black in color similar to cement-shape semi-solid or viscous liquid form produced by the non-destructive refining of crude oil during petroleum refining.

Bitumen Penetration Grade 50/70 is classified based on its penetration grade, a characteristic that indicates its consistency and hardness. The numerical values, in this case, signify the range of penetration depth in tenths of a millimeter that a standard needle would achieve under predefined conditions.

At a temperature of 25°C (77°F), Bitumen Penetration Grade 50/70 allows the needle to penetrate the material to a depth of 5.0 to 7.0 millimeters. This particular penetration grade places Bitumen 50/70 within the mid-range of hardness, rendering it well-suited for a variety of applications.

In warmer climates where extreme heat can cause asphalt to soften, Bitumen 50/70’s balanced hardness aids in maintaining pavement stability and averting deformations. Conversely, in colder regions where freezing temperatures can induce brittleness in construction materials, the relatively higher penetration value of Bitumen 50/70 ensures that pavements remain pliable, minimizing the risk of cracks and damage

Application of Bitumen Penetration Grade 50/70

  1. Road Construction: As a core ingredient in asphalt mixes, Bitumen 50/70 is pivotal in the creation of resilient and long-lasting road surfaces. Its adaptability makes it an optimal choice for roads subject to varying traffic loads and climatic conditions.
  2. Highways and Expressways: Highways and expressways necessitate robust materials to withstand heavy traffic and endure the test of time. Bitumen 50/70’s qualities contribute to the formation of roadways that can withstand substantial wear and deliver a smooth driving experience.
  3. Airport Runways: Airports demand pavements capable of bearing the weight of aircraft and enduring continuous takeoffs and landings. Bitumen Penetration Grade 50/70’s resilience positions it as a prime candidate for constructing dependable airport runways.
  4. Parking Lots: Bitumen 50/70 is also commonly employed in the construction of parking lots, where its ability to handle vehicle loads and temperature fluctuations is invaluable.
  5. Industrial Pavements: Industries necessitate robust pavements capable of supporting heavy machinery and equipment. Bitumen 50/70’s attributes align well with such demands.

Difference Between Bitumen 50/70 and 60/70

The primary difference between Bitumen 50/70 and Bitumen 60/70 lies in their penetration grades, which indicate their hardness and suitability for specific applications. Bitumen 50/70 has a penetration range of 50 to 70 decimeters, making it slightly softer than Bitumen 60/70, which has a penetration range of 60 to 70 decimeters. This subtle difference in consistency means that Bitumen 50/70 is more flexible and better suited for moderate climates or regions with cooler temperatures, where it can provide enhanced resistance to cracking under thermal stress.

In contrast, Bitumen 60/70, being marginally harder, is more commonly used in warmer climates or high-traffic areas, offering greater stability and resistance to deformation under heavy loads and high temperatures. Both grades are widely used in road construction, hot mix asphalt, waterproofing, and industrial applications, but the choice between them depends on specific project requirements, such as climate, traffic conditions, and desired pavement durability.

Safety of Bitumen Penetration Grade 50/70

Workers should comply with these tips:

  • Ventilation: Workers anywhere working should have appropriate Ventilation Because  Bitumen can release fumes when heated, which can be harmful if inhaled.
  • Protective Equipment: Workers should use heat-resistant gloves, safety shoes, long-sleeved shirts, long trousers, and safety goggles.
  • Fire Safety: Workers work with high temperatures for this reason Keep bitumen away from open flames or sparks and have appropriate fire extinguishing equipment on hand

Packing of Bitumen Penetration Grade 50/70

  • 1 MT Jumbo Bag with a steel cage and pallet: Loading 20 MT in 20 ft Container
  •  1 MT Jumbo Bag without  cage and pallet: Loading 20 MT in 40 ft Container
  •  1300 Kg Jumbo Bag: Loading 26 MT in 40 ft Container
  •  180kg New Steel Drum: Loading 110 Drum in 20 ft
  • 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

Specification of Bitumen Penetration Grade 50/70

BITUMEN 50/70TEST METHOD UNITSPECIFICATION
Penetration – 25°C, 100g, 5sEN 1426mm50-70
Softening Point (Ring & Ball)EN 1427°C46/54
Kinematic Viscosity @ 135⁰CEN 12595mm²/s295 min
SolubilityEN 12592%99 min
Penetration Index EN 12591--1.5 + 0.7
Flashpoint (Cleveland Open)EN 22592°C230 min
Recistance to Hardening at 163 °C
Change in mass (m/m)EN 22592%0.5 max
Retained Penetration 25°C, 100g, 5s (% of original)EN 1426%50 min
Increase in softening pointEN 1427°C8 max

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