APP Modified Bitumen Membrane

General Description of APP Modified Bitumen Membrane

APP-modified bitumen is a roofing membrane. Contractors typically apply these membranes to asphalt with a torch. The process looks a little similar to mopping, as the contractor must spread the membrane across all sections of the roof. Once applied, you can choose to leave the roof’s surface smooth or add granules. The APP membrane, short for Atactic Polypropylene Membrane, is a special waterproofing material that is manufactured from Bitumen. They comes in rolls. Each roll measures 10 meters by 1 meter and covers an area of 8.7 m².

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 APP Modified Bitumen Membrane

APP-Bitumen Roll Sheet roofs rarely leak because they don’t have seams, making this material a great waterproof roofing option. The material is also very flexible, so it is unlikely that a hail storm will leave cracks, dents, or other damage. Thanks to its durability and low price point, APP-Membrane  WaterProofing remain  is a great option for most commercial buildings.

  • High performance: with a reinforcement Glass fleece, the membrane has a perfect dimensional stability.
  • It comes in rolls, which ease the application and keep costs down.
  • It resists UV light, which reduces cooling costs in the summer and prolongs the life of the roof.
  • APP membranes are characterized by high tensile strength. Tensile strength refers to the amount of stress that can be applied before a material breaks under tension.
  • APP membranes are 100% impermeable, ruling out any chances of leakage after applying on the chosen surface.
  • APP membranes are more easy to apply under hot-melt conditions.

Disadvantages of Bitumen Roll Sheet

In a perfect world, one roofing material would work on any roof in any climate. Unfortunately, APP-modified bitumen, like all roofing materials, isn’t a one-size-fits-all solution. If your roof doesn’t have a proper draining system, this roofing material can deteriorate quickly, as standing water wears down the material. In addition, APP-modified bitumen isn’t ideal for roofs that experience frequent foot traffic. So if your building has a rooftop patio, consider looking for a different roofing material. Another drawback of APP-modified bitumen is that it can attract heat and raise cooling costs. However, you can avoid this problem by asking your contractor to apply granules or a reflective coating on top of the modified bitumen.

  • APP waterproofing membrane won’t work well with all surfaces.
  • Your roof must have a draining system for this waterproofing material to work effectively.
  • In the absence of a draining system, the standing water will penetrate and wear down the material.
  • APP waterproofing membrane isn’t recommended for rooftop patios.

Application of App Modified Bitumen

  • Terraces, balconies and patios.
  • Inverted roofs and parapets.
  • Roofs or undergrounds.
  • Pools, such as swimming pools, fire pools.
  • Subways, tunnels, concrete road or bridge surfaces;
  • Sewage plants, garbage burying projects.
  • Swimming pools and water retaining structures(externally).

APP Bitumen Roll Sheet use in Garden

APP Modified 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.

Specification Garden +PP3 Garden +PP4
Bitumen Modifier APP APP
Reinforcement Polyester Polyester
Thickness (mm) 3 4
Upper Surface Coating PE PE
Cold Bending °C -10 -10
Flow Resistance °C 120 120
Tensile Strength (N/50mm) (md/cmd) 800/600 800/600
Elongation % (md/cmd) 35/35 35/35
Roll Size(width x length) 1 x 10 1 x 10

+pla of RAHA APP Modified Bitumen Roll Sheet

High performance torch-on waterproofing plastomeric multi-purpose membranes guaranteeing years of use in cold climates.

Compound: Distilled bitumen modified with select polypropylene and copolymer ensuring excellent flexibility and thermal stability

Reinforcement: Continuous non-woven SPUNBOND polyester (PP series) or strengthened glass fiber (PG series) offering exceptional performance for applications on large surfaces subject to high mechanical stress.

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

Areas of use: Outstanding performance in terraces and pitched roofing works, parking areas and ramps, horizontal pedestrian coverings and bridges.

Product Advantages: Guaranteed by more than 15 years in the field, the high polymer contents dramatically improve durability maintaining the plasticity and superior heat resistance and flexibility at low temperatures, right price/quality ratio, ideal for a wide range.

Specification +PG2
+PG3
+PP3
+PP4
+PP3 S*
+PP4 S*
+PP3 AL
+PP4 AL
+PP3 F*
+PP4 F*
Reinforcement GlassFiber Polyester Polyester Polyester
Thickness (mm) 2/3 3/4 3,5 / 4,5 3/4
Upper Surface Coating PE PE Slated Aluminum/Fine Sand
Cold Bending °C -10 -10 -10 -10
Flow Resistance °C 120 120 120 120
Tensile Strength (N/50mm(md/cmd) 400/300 800/600 800/600 800/600
Elongation % (md/cmd) 2/2 35/35 35/35 35/35

pla of RAHA APP Bitumen Roll Sheet

Strong and versatile torch-on waterproofing plastomeric membranes id

eal for medium complexity applications while ensuring good mechanical properties.

Compound: Distilled bitumen modified with select polypropylene and copolymer and is the result of extensive research to obtain a good performance-cost ratio for a wide range of areas.

Reinforcement: Continuous non-woven SPUNBOND polyester (PP series) or strengthened glass fiber (PG series) gives Plastoper excellent dimensional stability and mechanical properties.

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

Areas of use: Easy-to-lay flexible product is ideal for the majority of the roof, foundation, and basement applications and is preferred by installers when a good price/quality ratio is required.

Product Advantages: Guaranteed by more than 10 years in the field, wide product range, excellent value for money.

Specification +PG2
+PG3
+PP3
+PP4
+PP3 S*
+PP4 S*
Reinforcement GlassFiber Polyester Polyester
Thickness (mm) 2/3 3/4 3,5 / 4,5
Upper Surface Coating PE PE Slated
Cold Bending °C -5 -5 -5
Flow Resistance °C 110 110 110
Tensile Strength (N/50mm(md/cmd) 300/200 600/400 600/400
Elongation % (md/cmd) 2/2 35/35 35/35

aqua of RAHA APP Bitumen Roll Sheet

Good performance torch-on waterproofing plastomeric membranes designed for multilayer applications as an intermediate layer.

Compound: Distilled bitumen modified with select polypropylene and copolymer controlled to ensure good value for money.

Reinforcement: Continuous non-woven polyester (AQ PP series) or strengthened glass fiber (AQ PG series)

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

Areas of use: Mainly used as first layer in multi-layer waterproofing, particularly suitable for waterproofing civil and industrial buildings.

Product Advantages: Guaranteed by more than 5 years in the field, low cost, high performance, wide product range, easy and precise laying.

Specification AQ PG2W
AQ PG3W
AQ PG4W
AQ PP3W
AQ PP4W
AQ PP3,5 W S*
AQ PP4,5 WS*
AQ PP4 WS*
Reinforcement GlassFiber Polyester Polyester
Thickness (mm) 2/3 3/4 3,5 / 4,5
Upper Surface Coating PE PE Slated
Cold Bending °C 0 0 0
Flow Resistance °C 110 110 110
Tensile Strength (N/50mm(md/cmd) 300/200 480/320 480/320
Elongation % (md/cmd) 2/2 25/25 25/25

APP Modified Bitumen Membrane 0 ℃

APP Modified Bitumen Membrane -5 ℃

APP Modified Bitumen Membrane -10 ℃

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