HFRS-2

High Float Rapid-Setting Anionic Emulsion for Fast Road Surfacing & Maintenance

Black Rock Bitumen supplies HFRS-2 bitumen emulsion, a high float rapid-setting anionic emulsion engineered for quick bonding, fast curing, and durable surface treatments.

Manufactured to meet ASTM D977 / ASTM D244 standards, HFRS-2 is widely used in chip seal, surface dressing, prime coats, and road maintenance applications where fast setting is critical.

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    What is HFRS-2 Bitumen Emulsion?

    HFRS-2 (High Float Rapid Setting – Grade 2) is an anionic bitumen emulsion designed for spray applications where quick breaking and immediate bonding are required.

    Key characteristics:

    • Rapid-setting behavior → breaks quickly after application
    • High float property → forms a thick, flexible bitumen film
    • Negative charge (anionic) → suited for clean, dry aggregates
    • High residual content (Grade 2) → improved durability

    Rapid-setting emulsions are specifically used for surface applications, not for mixing, because they break too quickly during mixing processes.

    The high float formulation ensures

    • Stronger film thickness
    • Better resistance to water and heat
    • Improved long-term surface durability

    Applications of HFRS-2 Emulsion

    Chip Seal

    Provides quick bonding and strong aggregate retention for road surfaces.

    Prime Coat

    Prepares base layers for asphalt overlay.

    Road Maintenance

    Extends pavement life and prevents water ingress

    Dust Control

    Improves surface durability in low-volume roads.

    Advantages of HFRS-2 Emulsion

    Cost Efficient

    Reduces time, labor, and overall project costs.

    Cold Application

    No heating required, improving safety and efficiency.

    Durable Performance

    Resists wear, rutting, and surface damage.

    Strong Adhesion

    Bonds effectively with aggregates, even under heavy traffic.

    High Float Stability

    Provides better consistency and resistance to flow.

    Rapid Setting

    Breaks quickly, allowing faster construction and traffic opening.

    BlackRock HFRS-2 Bitumen Emulsion

    Essential Details

    Description

    • Type
    • Anionic High-Float Rapid-Setting Bitumen Emulsion (HFRS-2)
    • Feed Stock
    • High-Float Bitumen, Water, Anionic Emulsifier
    • HS Code
    • 27150000
    • Spot Test
    • Negative
    • Inspection
    • Included
    • Delivery Term
    • FOB-CFR-CIF
    • Production and Loading Period
    • 2–4 weeks after order confirmation
    • Payment Term
    • TT Method FOB Delivery: 30% advance and balance against customs documents CFR/CIF Delivery: 30% advance and balance against B/L daft
    • Marking
    • Marking can be customized based on customer request
    • Supply Capacity
    • 15,000 MT/Month
    • Packing
    • - Bulk in Tanker - IBC Tank - New Steel Drum

    HFRS-2 Specification

    HFRS-2 Bitumen Emulsion Specification

    Essential Details

    Test Method

    Unit

    Min.

    Max.

    • Specific Gravity at 25 °C
    • ASTM D70
    • –
    • 1.01
    • 1.05
    • Penetration at 25 °C, 100g, 5s
    • ASTM D5
    • 0.1mm
    • 40
    • 90
    • Softening Point
    • ASTM D36
    • °C
    • 50
    • 65
    • Ductility at 25 °C
    • ASTM D113
    • cm
    • 50
    • –
    • Loss on Heating
    • ASTM D6
    • wt.%
    • –
    • 0.5
    • Drop in Penetration after Heating
    • ASTM D5
    • %
    • –
    • 25
    • Flash Point
    • ASTM D92
    • °C
    • 240
    • –
    • Solubility in Trichloroethylene
    • ASTM D2042
    • wt.%
    • 99
    • –
    • Spot Test
    • ASHTO T102
    • Negative

    HFRS-2 MSDS

    pdf

    HFRS-2 Safety Data Sheet

    Download
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    Our Packaging

    We deliver bitumen in versatile, secure options: economical Jumbo Bags, robust steel Drums, or high-volume Bulk Containers (Bitutainers/Bituboxes).

    Terms of Payment

    Payment Terms for Smooth Transactions

    TT Method

    The buyer pays 30% advance, with the balance against B/L draft (CFR) or customs docs (FOB).

    LC at Sight

    100% irrevocable, non-transferable, confirmed LC at sight, subject to bank approval by Black Rock Bitumen.

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      Shipping & Delivery

      Port of Loading

      Jebel Ali, UAE – strategically located logistics hub ensuring efficient global shipping and quick turnaround times.

      Delivery Terms

      FOB, CIF, CFR – flexible Incoterms tailored to meet client requirements and international trade standards.

      Inspection

      SGS / Bureau Veritas available – third-party inspection to ensure quality, compliance, and shipment transparency.

      Lead Time

      2–4 weeks depending on order volume – optimized production and logistics planning for timely delivery.
      Our faqs

      Frequently Asked Questions.

      HFRS-2 is a high-float anionic rapid-setting bitumen emulsion engineered for fast curing, strong cohesion, and durable surface treatments.

      HFRS-2 is a high-float anionic rapid-setting bitumen emulsion designed to break quickly and form a durable, water-resistant binder film.

      2. Where is HFRS-2 commonly used?

      It is commonly used in:

      • Surface dressing and chip seals
      • Spray sealing
      • Quick maintenance treatments
      • Low to medium traffic road surfaces

      High-float refers to the emulsion’s ability to form a thick, cohesive, and water-resistant film, improving pavement life.

      • Rapid setting and early traffic opening

      • Excellent water resistance

      • Strong cohesion and durability

      • Suitable for cold application

      Store HFRS-2 in clean, insulated tanks, keep above 5°C, avoid contamination, and apply using suitable spray equipment.

      RS-2 → rapid-setting standard emulsion
      HFRS-2 → rapid-setting with high float (thicker, stronger film)

      Typically 2–3 months, depending on storage conditions.

      No, HFRS-2 is a cold-applied emulsion, improving safety and reducing cost.

      HFRS-2 is applied using:

      • Bitumen sprayers
      • Chip seal equipment
      • Surface dressing machines

      Yes, it is used for surface treatments and maintenance on highways and rural roads.