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Petra Oil

Oxidized-Bitumen 115/15

Oxidized

Bitumen 115/15

Petra Oil’s Oxidized Bitumen 115/15 is a high-quality, air-blown bitumen designed for industrial and construction applications requiring a balance of moderate hardness and excellent high-temperature performance. With a softening point of approximately 115°C and a penetration value of 15 dmm at 25°C, Bitumen 115/15 is ideal for uses that demand thermal stability, water resistance, and long-term durability.

 

This grade is produced by oxidizing straight-run bitumen under controlled temperature and airflow, enhancing its thermoplastic properties and reducing its susceptibility to deformation under heat or load. Bitumen 115/15 maintains its form and functionality in demanding environments, making it a reliable solution for waterproofing, roofing membranes, pipe coating, and sealing joints. Bitumen 115/15 complies with ASTM D36 and D5 standards, ensuring consistent quality and predictable performance across different industrial sectors.

Key Specifications:

  • Grade: Oxidized Bitumen 115/15
  • Softening Point: ~115°C
  • Penetration: ~15 dmm at 25°C
  • Form: Solid at room temperature
  • Standard Compliance: ASTM D36 / ASTM D5

Main Applications:

  • Roofing Felts and Membranes: Offers weatherproofing and UV resistance.
  • Pipe Insulation and Coatings: Protects pipelines from corrosion and environmental exposure.
  • Expansion Joint Filler Compounds: Ensures flexibility and adhesion in structural joints.
  • Industrial Adhesives and Insulation Materials: Used as a binder in prefabricated products.

Key Benefits:

  • Thermal Stability: Resistant to softening or melting under elevated temperatures.
  • Improved Water Resistance: Ideal for sealing and waterproofing environments.
  • Reliable Adhesion: Bonds well with a variety of substrates including concrete and metal.
  • Durable and Long-Lasting: Reduces maintenance needs in industrial applications.

Specification

No
Description
Unit
115/15 Grade
Test Method
1
Specific Gravity @ 25°C
Kg/Cm3
1.05 aprx
ASTM D70 EN 15326
2
Penetration @ 25°C
MM/10
10/20
ASTM D5 EN 1426
3
Softening Point °C
°C
110/120
ASTM D36 EN 1427
4
Loss on Heating (wt) %
WT %
0.2 Max
ASTM D6 EN 13303
5
Flash Point °C
°C
250 Min
ASTM D92 EN ISO 2592
6
Solubility is CS2 (wt) %
WT %
99.5 Min
ASTM D4 EN 12592
7
Spot Test
@
Negative
AASHOT 102