Oxidized (Blown) Bitumen 75/25
Oxidized Bitumen 75/25 is a high-performance industrial-grade bitumen, specially processed to meet rigorous standards. Known for its durability, flexibility, and waterproof properties, this grade is ideal for applications such as roofing, flooring, pipe coatings, and insulation.
Oxidized 75/25 Price |
355 ± 3$ |
Date: 14 April 2025 |
What is Oxidized Bitumen 75/25?
Oxidized Bitumen 75/25 is a specially processed grade of bitumen created by blowing air through molten bitumen at high temperatures. This process enhances its durability, increases its softening point, and reduces its penetration rate, making it ideal for industrial applications. Known for its excellent waterproofing and chemical resistance properties, Oxidized 75/25 is widely used in roofing, flooring, pipe coatings, and insulation systems where reliability and performance are crucial. Its consistency and stability under varying conditions make it a preferred choice for professionals across multiple industries
Oxidized Bitumen 75/25 Specification
Specifications for Oxidized Bitumen 75/25 | ||||
Property | Specification | Unit | Test Method | |
Required | Penetration at 25 °C, 100 g, 5 s | 10-30 | 0.1 mm | ASTM D5 |
Softening point | 65-85 | °C | ASTM D36 | |
Flash point | ≥ 250 | °C | ASTM D92 | |
Ductility at 25 °C, 5 cm/min | ≥ 1.5 | cm | ASTM D113 | |
Solubility in CS2 | ≥ 80.0 | % (m/m) | ASTM D2042 | |
Loss in mass after heating | ≤ 0.2 | % (m/m) | ASTM D6 | |
Optional | Specific gravity at 25 °C | 1.01-1.06 | —– | ASTM D70 |
Understanding Oxidized Bitumen 75/25
Oxidized Bitumen 75/25 is a specialized bitumen grade produced by the controlled oxidation of bitumen at high temperatures. With a softening point of 72°C and a penetration value of 25 dmm, this industrial bitumen offers enhanced rigidity, durability, and performance, making it suitable for demanding applications in construction, insulation, and waterproofing.
Technical Specifications
- Softening Point: 70-75°C
- Penetration at 25°C: 20-30 dmm
- Flash Point: >230°C
- Specific Gravity: 1.00-1.10
- Solubility in Toluene: >99%
Main Applications
Construction Uses:
- Waterproofing and roofing applications
- Protective coatings for foundations
Industrial Uses:
- Pipe coatings to prevent corrosion
- Electrical insulation materials
- Soundproofing and sealing in industrial systems
Key Benefits
- High Temperature Resistance: Maintains stability even in extreme heat conditions.
- Durability: Offers exceptional long-term performance in industrial applications.
- Chemical Resistance: Resistant to chemicals and environmental wear.
- Versatility: Suitable for diverse industrial and construction needs.
- Waterproof Properties: Provides reliable sealing and water resistance.
Quality Control & Storage
- Store between 180-200°C to maintain workability.
- Avoid exposure to moisture or contaminants.
- Ensure regular quality testing to meet performance standards.
- Follow proper safety measures while handling.
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Bitumen Purchase Process
Bitumen Packing
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