SBS Modified Bitumen Roll sheet

General Description of SBS Modified Bitumen

SBS Modified Bitumen Roll Sheet are SBS (Styrene Butadiene Styrene) rubber modified torch on bitumen membranes that are reinforced with non-woven spun bonded polyester mat having thermo fusible polyethylene film on both sides. They have very good waterproofing qualities combined with excellent flexibility and elasticity. The membrane has very good mechanical properties and durability.

These membranes are a kind of modified bitumen membranes that are made from combination of asphalt with rubber to make a superb durable product. This material is a plastic that already has the elastic properties and also it is a magnificent adhesion to the substrate on a flat roof installation.

The side laps should be min. 5cm and end laps. Details such as corners, edges and joints should be carefully prepared in advance by torching and fixing strips of primer in place. The overlaps should be dressed with a hand trowel to ensure perfect bonding without any opening.

RAHA offers a full line of superior waterproofing products designed specifically to keep the moisture out. RAHA offers rubberized asphalt, modified plastomer or elastomer bitumen, self-adhered and liquid applied application methods in a variety of different areas including plaza/parking deck, below grade foundation wall, insulated concrete form, garden roof and air/vapor barrier. Their performance perfectly meet all architectural options.

SBS modified bitumen technology has proven by far to be the most reliable technology in the waterproofing industry. Most RAHA roof waterproofing membranes are made with SBS modified bitumen and include a reinforcement of non-woven polyester or glass mat. Developed by our research and development team, their unique formulation and superior quality provide exceptional durability and resistance to severe weather conditions.

With a century of experience in the manufacture and development of waterproofing systems, RAHA GROUP offers efficient solutions made from elastomeric/plastomeric bitumen, waterproofing resins, synthetic membranes. These innovative, reliable products meet the fast-evolving needs of the construction industry and assist you in the most challenging situations. If you are more interested in product information or need to place an order contact or inquire about our Sales team.

Advantages of SBS Modified Bitumen Roll Sheet

  • No open flame on your roof
  • Clean and neat application
  • Safe application
  • %100 UV protected
  • Excellent walkability properties
  • Resistant to aggressive effect of the soil.

Installation of SBS Modified Bitumen

The best installation method depends on the roof’s size and shape, as well as the specific material brand. However, the heat-welded option is the most common. Despite its intimidating-looking process, it is actually much easier and less messy than other options, like self-adhered. Your contractor will know the best installation method to use to ensure your roof is properly applied.This roofing material best suits flat roofs, and if your flat roof has gravel on it, your roofer will need to remove it before installing the SBS modified bitumen. However, certain other roofing materials can stay in place on installation day if they are flat enough. Before installing the roof, your roofer will add insulation as well.

SBS Bitumen Roll Sheet use in Garden

APP Bitumen Roll Sheet use in Garden

Compound: Distilled bitumen modified with a high content of elastomeric (Garden EP) and plastomeric (Garden
+PP) compound.

The special chemical additive provides efficient and uniform chemical root-stop barrier throughout the entire
thickness of the membrane, including the overlaps, where the antiriot barrier is formed by a single 3/4-mm thick layer.

Reinforcement: The reinforcement of the membrane consists of a “non-woven” single strand, heavy weight,
polyester fabric which is isotropic, root proof, thermally fixed, very strong and has a notable ultimate elongation
combined with an optimal resistance to puncture and tearing.

Areas of use: Garden series can be used in all waterproofing systems in contact with the ground or where there
is the risk of the system being attacked by roots such as roof gardens and green walls.

SpecificationGarden +PP3Garden +PP4
Bitumen ModifierSBSSBS
ReinforcementPolyesterPolyester
Thickness (mm)34
Upper Surface CoatingPEPE
Cold Bending °C-10-10
Flow Resistance °C120120
Tensile Strength (N/50mm) (md/cmd)800/600800/600
Elongation % (md/cmd)35/3535/35
Roll Size(width x length)SBS1 x 101 x 10

ela of RAHA SBS Modified Bitumen Roll Sheet

Outstanding performance torch-on waterproofing elastomeric membranes showing exceptional properties on any
structure subject to cyclic movements or considerable dimensional variations.

Compound: Distilled bitumen modified with high percentage of SBS elastomeric polymers that ensure excellent
properties of adherence, elasticity and extreme flexibility at low temperatures. Due to the chemical properties of
thermo-plastic rubber, the membrane should be protected against direct sunlight which triggers a process of early
aging.

Reinforcement: Continuous non-woven SPUNBOND polyester (EP series) or strengthened glass fibre (EG
series) with a high mass per unit area, Elastoper guarantees outstanding mechanical performance and dimensional
stability.

Surface Finish: Silica sand, aluminum, self protecting natural or colored slate chippings distributed uniformly
and firmly anchored.

Areas of use: Exceptional performance in applications requiring above average resistance to repeated thermalmechanical action. Metal, prefabricated flat, curved or saw tooth roofs subject to cyclic movements or considerable dimensional variations. Also widely used in underground tanking to waterproof basements and foundations, especially in areas with high humidity in the ground or close to the sea.

Product Advantages: Guaranteed by more than 25 years in the field, excellent aging properties, extensive
thermal operating range (-20/+100), versatile and reliable at any latitude, fast and easy to apply even on structures
with complex shapes.

SpecificationEG2
EG3
EP3
EP4
EP3 S*
EP4 S*
EP3 AL
EP4 AL
EP3 F*
EP4 F*
EAL2
ReinforcementGlassFiberPolyesterPolyesterPolyesterAluminum
Thickness (mm)2/3 3/43,5 / 4,53/42
Upper Surface CoatingPEPESlatedAluminum-Fine SandPE
Cold Bending °C-20-20-20-20-20
Flow Resistance °C100100100100100
Tensile Strength (N/50mm) (md/cmd400/300800/600800/600800/600NA
Elongation % (md/cmd)2/235/3535/3535/35NA

SBS Modified Bitumen Membrane -20 ℃

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