Bitumen 115/25: High-Endurance Performance for Demanding Industry

Evolving Infrastructure Needs: Why Bitumen 115/25 Matters

In a world where reliability and longevity are non-negotiable, project managers and engineers require materials that can withstand both heat and heavy loads. Bitumen 115/25 delivers on that need. As a specialized oxidized bitumen grade with an ultra-high softening point and carefully balanced flexibility, Bitumen 115/25 is engineered to excel in demanding applications—where protection, stability, and chemical resistance must be guaranteed.

 

Key Features at a Glance

  • Ultra-High Softening Point (115°C): Maintains form and performance under direct sunlight, high temperatures, and thermal cycling.

  • Optimal Penetration (25 dmm): Combines toughness with just enough flexibility for secure, lasting application.

  • Outstanding Moisture & Chemical Resistance: Blocks water ingress, acids, alkalis, and harsh industrial contaminants, even in the most exposed locations.

  • UV & Weather Stability: Keeps its physical integrity over years of service, resisting cracking, embrittlement, and shrinkage.

  • Strong Adhesion: Bonds firmly to concrete, metal, insulation, and other industrial substrates for reliable protection.

 

Applications: Where Bitumen 115/25 Excels

Bitumen 115/25 is chosen for projects where only the highest performance is acceptable, including:

• High-Temperature Roofing and Waterproofing

Provides unmatched resistance to flow, deformation, and weathering in flat or sloped industrial roofing, vapor barriers, and water-resistant felts.

• Tank, Pipeline & Duct Coating

Its high softening point ensures the coating stays solid and effective on hot process lines, chemical tanks, and steel pipes.

• Structural Damp-Proofing

Blocks moisture in bridge decks, tunnels, and substructure works—even where exposed to freeze-thaw or aggressive soils.

• Advanced Insulation and Electrical Compounds

Used in insulation boards, cable sheathing, and electrical casings for premium thermal and dielectric protection.

• Expansion Joint & Static Sealant

Fills expansion joints and static cracks in heavy structures where rigidity and long-term sealing are critical.

 

Best Practice Application Guide

  • Surface Prep: Clean all surfaces; dry and remove debris. Priming may be recommended for maximum adhesion.

  • Heating: Warm gently and evenly; do not overheat to maintain engineered properties.

  • Multi-Layering: Apply in multiple thin coats with full cooling between, to maximize bond strength and protective performance.

  • Final Inspection: Check for full coverage and uniform curing before final loading or exposure.

 

Consistent Quality: Trusted Supply Partner

As a leader in advanced bitumen solutions, Basekim ensures that Bitumen 115/25 meets every technical and operational standard:

  • Expert Feedstock Selection: Only the highest-grade base bitumen is used, batch-tested for every order.

  • Precision Air Blowing: Automated oxidation at tightly controlled temperatures yields the exact 115°C softening point and 25 dmm penetration.

  • Thorough Quality Testing: Every batch is checked for penetration, softening point, ductility, and chemical resistance.

  • Flexible Packaging: Choose from export-grade steel drums, meltable bags, or jumbo sacks for your logistical needs.

Packaging & Logistics

  • Steel Drums: 180–200 kg, optimized for secure export and site storage.

  • Meltable Bags: 25–50 kg, for easy, clean use in process lines or construction.

  • Jumbo Bags: 500–1000 kg, for high-volume projects.

  • Custom Solutions: Specialized formats available for unique regulatory or storage requirements.

 

FAQ: Bitumen 115/25 for B2B Buyers

Q1: Why is 115/25 the best choice for high-heat environments?
Its ultra-high softening point means it remains stable and effective under direct sun, high process temperatures, or thermal cycling.

Q2: Can Bitumen 115/25 resist aggressive chemicals?
Yes, its oxidized matrix offers excellent defense against acids, alkalis, and other industrial contaminants.

Q3: What’s the ideal packaging for export projects?
Steel drums or jumbo bags provide safe, efficient handling for large-scale or international shipments.

Q4: How does Basekim ensure consistent quality?
Through rigorous testing, strict process control, and full compliance with ASTM and EN standards.

Q5: Is Bitumen 115/25 suitable for electrical insulation and panels?
Absolutely—it’s trusted in the electrical and insulation industries for its heat stability and dielectric strength.

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Table of Contents

Technical Specifications

 
PropertyTypical Value
Penetration @ 25°C (dmm)25
Softening Point (°C)115
Ductility @ 25°C (cm)>1.0
Loss on Heating (%)0.2 Max
Flash Point (°C)240 Min
Solubility in CS2 (%)99.0 Min
AppearanceBlack, solid

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