Modified Bitumen

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Product Details:

Usage Membrane installation, road surfacing, waterproofing barriers
Physical Form Solid (Membrane/Sheet or Bulk) and sometimes as a viscous semi-solid
EINECS No 232-490-9
Properties High flexibility, enhanced durability, superior water resistance, UV resistance, high temperature tolerance
Poisonous No (non-poisonous in normal use)
Melting Point 85-150°C (depends on modification type)
Shape Sheet, Roll, or Bulk
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Modified Bitumen Price And Quantity

Modified Bitumen Product Specifications

Molecular Formula Mixture (main component: CnH2n+2)
Molecular Weight Variable, mixture
HS Code 27149090
Solubility Insoluble in water, soluble in organic solvents
Density 1.2 Gram per cubic centimeter(g/cm3)
Shelf Life 12-24 months under proper storage
CAS No 8052-42-4
Application Waterproofing, roofing, road construction
Poisonous No (non-poisonous in normal use)
Melting Point 85-150°C (depends on modification type)
Storage Store in cool, dry place, away from sunlight and heat sources
EINECS No 232-490-9
Physical Form Solid (Membrane/Sheet or Bulk) and sometimes as a viscous semi-solid
Properties High flexibility, enhanced durability, superior water resistance, UV resistance, high temperature tolerance
Usage Membrane installation, road surfacing, waterproofing barriers
Smell Slight bituminous odor
Structural Formula Not applicable (mixture)
Purity >99%
Product Type Modified Bitumen
Appearance Black or Dark Brown, Homogeneous
Ingredients Asphalt (bitumen), polymer modifiers (e.g., SBS, APP), fillers, mineral stabilizers
Grade Industrial/Construction Grade
Shape Sheet, Roll, or Bulk

Weather Resistance Very good
UV Resistance High
Ductility at 25C >40 cm
Polymers Used SBS (Styrene-Butadiene-Styrene) or APP (Atactic Polypropylene)
Environmental Resistance Resistant to chemicals, oils, and salts
Color Black
Softening Point 145C
Elongation >1000%
Penetration at 25C 30-50 dmm (varies with grade)
Thermal Conductivity Low
Flash Point >230C
Tensile Strength >800 N/5 cm
Packaging Rolls (1x10m, 1x20m), Blocks, Drums
Water Absorption <1%
Compressive Strength High, suitable for heavy load surfaces

Product Description

Bitumen compound

Typical specification

Item	Standard
Softening point, C	54min
Needle penetration at 25C, 0.1 mm	60min
Needle penetration at C, 0.1mm	32min
Flash Point, C	230min
Elasticity at 25 C, %	80min
Elasticity at 0 C, %	70min
Ductility at 25 C, sm	25min
Fragility point, C	-20max
Difference in softening point, C	5max
Homogeneity, C	Homogenous

High-Performance Waterproofing Solution

Modified Bitumen provides excellent waterproofing due to its high flexibility, superior water resistance, and outstanding durability. The addition of SBS or APP polymers ensures that the bitumen membrane retains these properties in various climates and under heavy loads, making it suitable for demanding construction applications.

Versatile Applications and Forms

This product is engineered to address varied industrial needs. Whether in sheets, rolls, or bulk forms, Modified Bitumen adapts seamlessly to roofing, road construction, and waterproofing tasks. Its robust composition, combined with simple installation and low maintenance, maximizes longevity in each application.

Outstanding Weather and Environmental Resistance

With high resistance to UV rays, chemicals, oils, and salts, Modified Bitumen excels in harsh and fluctuating environments. Its structure minimizes water absorption and retains strength under both high and low temperatures, making it a reliable choice for sustained outdoor performance.

FAQs of Modified Bitumen:

Q: How is Modified Bitumen typically installed on roofs and surfaces?

A: Modified Bitumen is commonly installed using torch-on, cold adhesive, or self-adhesive methods. Rolls or sheets are unrolled onto the prepared surface and bonded to achieve a seamless, durable waterproofing or surfacing layer. Professional installation ensures optimal performance.

Q: What are the main benefits of using SBS or APP modified bitumen membranes?

A: SBS or APP enhanced bitumen delivers superior flexibility, enhanced durability, excellent UV and weather resistance, and improved elongation. These attributes make the material effective for long-lasting waterproofing and protection in both roofing and road construction environments.

Q: When should Modified Bitumen be used over conventional asphalt membranes?

A: Modified Bitumen is preferable when high tensile strength, resistance to extreme weather, UV exposure, or chemical contact is essential. It is ideal for heavy-load surfaces, roofs exposed to harsh climates, and locations requiring superior waterproofing and longevity.

Q: Where can Modified Bitumen be applied within the construction industry?

A: This material is widely used in waterproofing barriers, roofing systems, membranes, and road surfacing. Its industrial-grade resilience makes it suitable for commercial and infrastructural projects, including tunnels, bridges, and heavy-traffic areas.

Q: What is the recommended storage process for Modified Bitumen products?

A: Store Modified Bitumen products in a cool, dry area, away from direct sunlight and heat sources. Proper storage will extend shelf life up to 1224 months, helping maintain the materials performance characteristics.

Q: How does Modified Bitumen perform under environmental stress?

A: Thanks to its excellent weather, chemical, and UV resistance, Modified Bitumen maintains high structural integrity even when exposed to harsh environmental conditions, chemicals, oils, and salts, ensuring long-term protection.

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