Cutback BitumenMedium Curing

Cutback Bitumen MC-30

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Cutback Bitumen MC 30

General Description of Cutback Bitumen MC-30

Cutback bitumen MC-30 is a common type of bitumen that is widely used in various road construction and maintenance projects. It is a black viscous liquid produced by mixing bitumen with a petroleum solvent. This product has several unique features that make it suitable for various applications. For example, it is used in the road maintenance industry, where it is used as the main coating of the base layer before placing the bituminous surface.

This product is a black viscous liquid with a characteristic odor and a boiling point range of 163°C-220°C. Its purpose is to stick the granular materials of the base strand to the asphalt layer. Its usual application is by spraying using a distributor.

MC 30 cutback bitumen is a bitumen that has been diluted with a solvent, typically a volatile petroleum distillate like kerosene or diesel, to reduce its viscosity and make it easier to handle and apply. This reduction in viscosity allows for better penetration into the road surface and improved adhesion between layers of asphalt pavement.

MC 30 cutback bitumen is often used for various road construction applications, including prime coating, tack coating, and surface dressing. It is applied by spraying or brushing onto the road surface to enhance the bond between layers of asphalt or between the existing road surface and new asphalt overlays.

As with other cutback bitumen products, it is crucial to follow proper safety precautions when handling and applying MC 30 cutback bitumen. The solvents used in the mixture can be flammable and pose health risks if not handled correctly. Adhering to local regulations and guidelines is essential to ensure the safe and effective use of MC 30 cutback bitumen in road construction projects.

Application of  Cutback MC-30

Cutback Bitumen MC-30 Application is in permeable prime layers and production of adhesive or storage mixtures. Cutback asphalt used in mixing with aggregate usually contains a binding agent to help coat the surface of the aggregate. Also, cutback bitumen is ideal for primary coating and cold application due to its easy application and no need for thinning and heating.

More applications of Cutback Bitumen MC-30 are:

  • Prime Coat: MC-30 can be used as a bonding agent, promoting adhesion between the existing road surface and the new asphalt layer, and it helps to prevent moisture infiltration.
  • Tack Coat: MC-30 can be used as a tack coat between the layers When constructing multiple layers of asphalt. It ensures a strong bond between the old and new asphalt layers, reducing the likelihood of delamination and improving the overall structural integrity of the road.
  • Repair: MC-30 can be used In road maintenance and used for patching and repairing damaged or deteriorated sections of asphalt roads.
  • Surface Treatment: MC-30 can be used in surface treatment applications. It is sprayed onto the road surface and then covered with a layer of aggregate or chips.

Safety Tips of Cutback Bitumen MC-30

Cutback Bitumen MC-30 is a hazardous material and should be handled with care. Some safety tips when using Bitumen MC-30 are:

  • Protective Equipment: Always wear appropriate PPE when handling  Bitumen MC30, including gloves, safety goggles, and protective clothing.
  • Ventilation: Ensure that there is adequate ventilation when using Cutback  MC-30, as the fumes can be hazardous.
  • Handling and Transfer: Transport Bitumen MC-30 in approved containers and vehicles, following all safety regulations.

Packing of Asphal MC-30

The Cutback Bitumen MC-30 is usually packed in bulk and Steel Drum but The packing type depends on the quantity of the product and the specific requirements of the customer.

Specification of Cutback Bitumen MC-30

PropertiesMinMaxTest Method
Kinematic viscosity at 60°c ,cST3060ASTM D2170
Flash point(tag open cup), °C38---ASTM D3143
Residue from distillation to 437°F (225°C)---25ASTM D402
to 500°F (260°C)3075ASTM D402
to 600°F (316°C)7595ASTM D402
to 680°F (360°C), per cent volume by difference50---ASTM D402
Viscosity at 140°F (60°C)30120ASTM D2170
Penetration 77°F (25°C) 100g, 5s mm120300ASTM D5
Ductility 77°F (25°C) 5cm/min cm100---ASTM D113
Solubility in trichloroethylene %99---ASTM D2042
Water, percent volume---0.2ASTM D95

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