HFMS-2s

Special High Float Anionic Medium Setting Emulsion for Advanced Road Applications

Black Rock Bitumen supplies HFMS-2S bitumen emulsion, a special-grade high float anionic medium-setting emulsion engineered for enhanced workability, extended mixing time, and superior coating performance in demanding applications.

Manufactured to meet ASTM D977 / ASTM D244 standards, HFMS-2S is widely used in cold mix asphalt, pavement recycling, patch repairs, and specialized road construction projects.

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    What is HFMS-2S Bitumen Emulsion?

    HFMS-2S (High Float Medium Setting – Grade 2 Special) is an anionic bitumen emulsion designed to deliver optimized viscosity, improved cohesion, and extended working time compared to standard HFMS-2.

    Key characteristics:

    • High float property → creates a thick, flexible, gel-like bitumen film
    • Medium-setting behavior → allows proper mixing and placement
    • “S” grade (Special Performance) → enhanced workability and controlled breaking
    • Negative charge (anionic) → best suited for calcareous aggregates

    HFMS-2S is specifically developed for projects requiring precision, longer placement time, and superior coating quality.
    Unlike standard HFMS-2:

    • Provides longer working time for mixing and compaction
    • Offers better control in complex site conditions
    • Improves coating uniformity and durability

    It is especially useful where standard emulsions set too quickly or lack flexibility during application.

    Applications of HFMS-2S Emulsion

    Cold Mix Asphalt

    Ensures proper aggregate coating with extended working time.

    Pavement Recycling

    Ideal for recycling projects requiring controlled setting and flexibility.

    Patch Repairs

    Suitable for deep and extended repairs requiring precise placement.

    Mixed Traffic Roads

    Performs well under variable loads and environmental conditions.

    Advantages of HFMS-2s

    Cost Efficient

    Reduces energy usage and overall maintenance costs.

    Cold Application

    No heating required, ensuring safer handling.

    Enhanced Durability

    Performs well under heavy loads and traffic conditions.

    Strong Adhesion

    Ensures excellent bonding with aggregates and surfaces.

    Slow Setting

    Provides extended working time for mixing and application.

    Good Penetration

    Effectively penetrates base layers for strong bonding.

    BlackRock HFMS-2s Bitumen Emulsion

    Essential Details

    Description

    HFMS-2s Specification

    HFMS-2s Bitumen Emulsion Specification

    Essential Details

    Test Method

    Unit

    Min.

    Max.

    HFMS-2s MSDS

    pdf

    HFMS-2s Safety Data Sheet

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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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      Specialized Bitumen Grades

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      Successful Shipments

      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.

      HFMS-2s is a high-float anionic medium-setting bitumen emulsion with polymer modification, designed for superior cohesion, elasticity, and long-lasting surface treatments.

      HFMS-2s is a high-float anionic medium-setting, polymer-modified bitumen emulsion engineered for enhanced performance and durability.

      2. Where is HFMS-2s commonly used?

      It is commonly used in:

      • Surface dressing and chip seals
      • Slurry seals
      • Cold mix asphalt
      • Pavement maintenance under moderate to heavy traffic

      The “2s” denotes polymer modification, which improves elasticity, cohesion, and resistance to deformation.

      • Superior cohesion and flexibility

      • Enhanced water resistance

      • Improved durability and service life

      • Suitable for cold application

      Store HFMS-2s in clean, insulated tanks, maintain temperatures above 5°C, avoid contamination, and gently circulate if stored for long periods.