Bitumen EmulsionCationic Bitumen Emulsion

Bitumen Emulsion K1-70, Cationic emulsion k1-70

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Bitumen Emulsion K1-70

What is the meaning of Bitumen Emulsion K1-70?

Bitumen Emulsion K1-70 is a cationic (positively charged) medium to high viscosity bitumen emulsion. Its name provides insights into its properties: “K1” indicates its cationic nature, while “70” signifies its viscosity. These characteristics make it a reliable choice for numerous construction and road maintenance projects.

Here’s what each part of Bitumen Emulsion K1-60 means:

  • K1: The “K1” part of the designation typically represents the type or classification of the bitumen emulsion. In this case, “K1” indicates that it is a cationic (positively charged) bitumen emulsion. Cationic emulsions often have good adhesion properties and are widely used in road construction.
  • 70: The “70” part of the designation typically represents the viscosity or consistency of the emulsion. It indicates the “penetration” or “residue” value of the bitumen after emulsification. The “70” value suggests that this emulsion has a medium to high viscosity.

Bitumen Emulsion K1-70 Description

Bitumen Emulsion K1-70 boasts an impressive adhesive quality, making it stand out in the realm of bitumen emulsions. The positive charge of the cationic emulsion allows it to form robust bonds with negatively charged aggregates. This property ensures a secure and enduring connection, vital for applications where adhesion is paramount.

The slow-setting nature and exceptional adhesion of K1-70 make it the preferred choice for surface treatments such as slurry sealing, micro-surfacing, and fog sealing. These treatments not only enhance the durability of road surfaces but also improve skid resistance, contributing to road safety.

Properties of Bitumen Emulsion K1-60

  • Cationic Nature: K1-70 is a cationic emulsion, meaning that the bitumen particles in the emulsion carry a positive charge. This positive charge promotes effective adhesion and bonding with negatively charged aggregates, enhancing the emulsion’s performance in various applications.
  • Medium to High Viscosity: K1-70 has a medium to high viscosity, which refers to its thickness or resistance to flow. This viscosity is an essential property, especially in applications like slurry sealing and micro-surfacing, where the emulsion needs to hold aggregates and other materials effectively.
  • Slow-Setting: K1-70 emulsions have a relatively slow setting time. This slow-setting characteristic allows for extended workability and is advantageous in situations where more time is needed for application and surface treatment.
  • Adhesion: Cationic emulsions like K1-70 are known for their strong adhesive properties. This property is crucial for applications where the emulsion needs to bond well with aggregates, existing road surfaces, or base materials.

Application of Bitumen K1-70

Bitumen Emulsion K1-70 has specific properties that make it suitable for various construction and road maintenance applications. Its medium to high viscosity and cationic nature contribute to its performance in these applications.

Here are some common uses of Bitumen Emulsion K1-70:

  • Slurry Sealing: K1-70 emulsion is frequently used in slurry sealing applications. Slurry sealing is a surface treatment technique where a mixture of emulsion, fine aggregates, and other additives is applied to the road surface. This treatment helps improve the road’s appearance, texture, and durability. K1-70’s slower setting time allows for better workability during the slurry sealing process.
  • Prime Coating: While not as common as other applications, K1-70 emulsion can serve as a prime coat in road construction. A prime coat is applied to the prepared base before laying the asphalt layers, improving the bond between the layers.
  • Fog Sealing: In some construction projects, K1-70 emulsion may be used for soil stabilization. It can be applied to the subgrade or base materials to improve their strength and stability, creating a solid foundation for road construction.

Advantage of Bitumen Emulsion K1-70

  • Cost-Effective: Using Emulsion k1-70 can be cost-effective, particularly in scenarios where the production and application of hot bitumen would be more expensive. It requires less energy during production and application, contributing to cost savings.
  • Water Resistance: It provides excellent water resistance once it cures and sets, which helps protect the underlying road structure from moisture damage.
  • Enhanced Skid Resistance: When used for surface treatments, k1-70 can improve skid resistance, increasing road safety by reducing the likelihood of accidents caused by slippery road surfaces.

Safety Tips of Emulsion K1-60

Emulsion Bitumen k1-70 is a hazardous material and should be handled with care. Some safety tips when using Bitumen Emulsion k1-70 are:

  • Protective Equipment: Always wear appropriate PPE when handling, including gloves, safety goggles, and protective clothing.
  • Ventilation:  Ensure adequate ventilation in work areas to prevent the accumulation of fumes or vapors.
  • Fire Safety: Be aware of the flammable nature of bitumen and take necessary precautions to prevent fires. Keep fire extinguishing equipment on hand in work areas.
  • Transfer: Ensure safe transportation of Emulsion k1-70 by complying with transportation regulations and guidelines for hazardous materials, if applicable.
  • Handling and Storage: Store Emulsion k1-70 in designated areas away from open flames, heat sources, and incompatible materials. Follow the manufacturer’s guidelines for storage conditions.
    Use proper handling techniques to minimize the risk of spills or splashes. In the event of a spill, follow established spill response procedures.

Packing of Bitumen Emulsion K1-70

The Cationic Bitumen Emulsion k1-60 is usually packed in bulk, Steel Drum, and IBC Tank but The packing type depends on the quantity of the product and the specific requirements of the customer.

  • 1MT IBC Tank
  • 200 Kg New Steel Drum- Palletized
  • Bulk in Tuck Tanker

Specification of Bitumen K1-70

PropertyResult
Particle chargePos.
Residue on 710 um KS sieve (%)(m/m), maximum
Residue on 150 um KS sieve (g per 100 mL), maximum
Binder content (%)(m/m), minimum67
Viscosity (degrees Engler (°E) at 20°C
Viscosity redwood No. II (s at 85°C)25-35
Storage stability (long period test) % water content difference, maximum

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