SBS/APP modified bitumen waterproof membrane

SBS/APP modified bitumen waterproof membrane

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Loading Port:: Qingdao

Payment Terms:: TT OR LC

Min Order Qty:: 500 m²

Supply Capability:: 1000000 m²/month

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1. Introduction

SBS(Styrene Butadiene Styrene) /APP (Atactic Polypropylene) modified bitumen membrane is

made by saturating the base in bitumen, or thermoplastic elastomer (such as SBS, APP, APAO,

APO), reinforced with polyester or fiberglass, finishing the upward face with polythene

membrane, fine sands or mineral slates (or grains) or etc.

2. Specification

1) Thickness: 3mm, 4mm, 5mm

2) Size: 1m (width)*10m (length) or on demand

3) Base: Polyester felt

4) Surface: PE film, Aluminum foil, Yellow sand, Shale gravel (Schist), Colored sand

5) Self adhesive type

Thickness: 1.2mm, 1.5mm, 2mm, 3mm, 4mm;

With or without polyester felt

Surface: PE film, Aluminium foil, Double-sided adhesive

6) SBS modified bitumen membrane is specially applied in the cold district,

APP modified bitumen membrane is more suitable for hot district with high temperature.

7) Certificate: ISO9001/14001

3. Applications

1) Roof and underground in industrial and civil buildings;

2) Bridge, subway, tunnel, swimming pool, etc.

3) Waste landfill, sewage plant, irrigation system, etc.

Q:Are waterproofing membranes suitable for bridge abutments?: Yes, waterproofing membranes are suitable for bridge abutments. These membranes provide an effective barrier against water infiltration, protecting the abutments from moisture-related damages such as corrosion, deterioration, and leakage. They help extend the lifespan of the bridge and ensure its structural integrity.

Q:Can a waterproofing membrane be used for historical buildings?: Historical buildings can indeed benefit from the use of a waterproofing membrane. While it is vital to maintain the architectural integrity and historical significance of these structures, it is equally important to shield them from water damage. Waterproofing membranes offer an effective solution to prevent water infiltration, which can lead to decay or deterioration. These membranes can be applied to various surfaces, including roofs, walls, and foundations, without compromising the visual appeal of the historical building. It is essential to select a waterproofing membrane that is suitable for historical buildings, taking into account factors such as breathability, compatibility with existing materials, and adherence to preservation guidelines. By carefully choosing and correctly installing a waterproofing membrane, historical buildings can be safeguarded against moisture-related problems, ensuring their longevity and continued preservation.

Q:Can a waterproofing membrane be used in tunnels or underground structures?: Yes, a waterproofing membrane can definitely be used in tunnels or underground structures. In fact, it is highly recommended to use a waterproofing membrane in these types of environments to prevent water damage and leakage. Tunnels and underground structures are particularly prone to water infiltration due to their location and exposure to underground water sources. The waterproofing membrane acts as a protective barrier, preventing water from seeping into the tunnels or structures and causing potential structural damage or compromising the safety of the space. It effectively creates a watertight seal, ensuring that the interior remains dry and free from water-related issues such as mold, corrosion, or degradation of materials. Additionally, waterproofing membranes are designed to withstand the unique challenges of underground environments such as high water pressure, ground movement, and exposure to harsh chemicals. Therefore, using a waterproofing membrane is not only possible but essential for maintaining the longevity and integrity of tunnels and underground structures.

Q:What are the proper installation techniques for a waterproofing membrane?: Proper installation techniques for a waterproofing membrane involve a series of steps to ensure effective and long-lasting protection against water infiltration. 1. Surface preparation: It is crucial to start with a clean and smooth substrate. Remove any loose debris, dirt, or previous coatings. Repair any cracks or imperfections in the surface before proceeding. 2. Primer application: Apply a suitable primer to enhance adhesion between the substrate and the waterproofing membrane. The primer should be compatible with both the substrate material and the membrane. 3. Membrane selection: Choose a waterproofing membrane that is appropriate for the specific application and site conditions. There are various types of membranes available, including sheet membranes, liquid-applied membranes, and self-adhesive membranes. Consider factors such as the substrate material, expected movement or stress, and exposure to chemicals or UV radiation. 4. Membrane installation: The exact installation method may vary depending on the type of membrane used, but the following general steps apply to most installations: a. Unroll or unfold the membrane carefully, avoiding any wrinkles or folds. b. Position the membrane onto the primed surface, ensuring it extends beyond the desired waterproofed area. c. Use a roller or trowel to firmly press the membrane onto the substrate, ensuring good contact and removing any air pockets. d. Overlap the edges of adjacent membrane sheets or sections according to the manufacturer's instructions, typically around 2-3 inches. e. Apply a suitable seam or joint adhesive to seal the overlaps securely. 5. Testing and inspection: After installation, it is essential to perform a comprehensive quality control check. Conduct a flood or water test to ensure the membrane effectively repels water and there are no leaks or defects. 6. Protection and finishing: Protect the installed membrane from damage during construction activities, and apply any necessary protection layers or coatings to enhance its durability and resistance to UV radiation or mechanical stress. 7. Maintenance and repair: Regularly inspect the waterproofing membrane and promptly address any signs of damage, wear, or deterioration. Follow the manufacturer's guidelines for maintenance and perform necessary repairs as soon as possible to maintain the membrane's effectiveness. Remember, it is always advisable to consult with a professional waterproofing contractor or follow manufacturer recommendations for the specific membrane being used, as installation techniques can vary.

Q:Can a waterproofing membrane be applied on top of existing coatings?: Yes, it is possible to apply a waterproofing membrane on top of existing coatings. However, there are certain factors that need to be considered before doing so. Firstly, the condition and adherence of the existing coating should be assessed to ensure it is in good condition and capable of providing a suitable substrate for the waterproofing membrane. If the existing coating is loose, damaged, or incompatible with the waterproofing membrane, it may need to be removed or repaired before applying the membrane. Additionally, compatibility between the existing coating and the waterproofing membrane is crucial. Different types of coatings and membranes may not adhere well to each other, leading to poor performance or failure. It is important to consult the manufacturer's recommendations and seek professional advice to ensure compatibility between the existing coating and the chosen waterproofing membrane. Furthermore, proper surface preparation is essential for the successful application of a waterproofing membrane on top of existing coatings. The surface should be thoroughly cleaned, free from dirt, debris, and any loose or flaking coating. Additionally, any cracks, holes, or imperfections in the existing coating should be repaired before applying the membrane. In conclusion, while it is possible to apply a waterproofing membrane on top of existing coatings, it is crucial to assess the condition and adherence of the existing coating, ensure compatibility between the coating and membrane, and properly prepare the surface for successful application. Seeking professional advice and following manufacturer's recommendations are highly recommended to ensure the effectiveness and longevity of the waterproofing system.

Q:Are there any specific considerations for installing a waterproofing membrane on stucco surfaces?: Yes, there are specific considerations for installing a waterproofing membrane on stucco surfaces. Firstly, the stucco surface needs to be clean, dry, and free from any loose debris or contaminants. It is important to ensure that the stucco is properly cured before applying the membrane. Additionally, the choice of waterproofing membrane should be compatible with stucco, considering factors such as flexibility, breathability, and adhesion. Proper application techniques, including thorough coverage and proper overlap of the membrane, are crucial to guarantee its effectiveness. It is also advisable to consult with a professional to ensure the correct installation process and product selection for the specific stucco surface.

Q:Do waterproofing membranes require maintenance?: Yes, waterproofing membranes do require maintenance. Regular inspection and maintenance are necessary to ensure the effectiveness and longevity of the waterproofing system. This may include checking for any damages or wear and tear, clearing debris, ensuring proper drainage, and addressing any potential issues promptly.

Q:Can a waterproofing membrane be used on asphalt surfaces?: Yes, a waterproofing membrane can be used on asphalt surfaces. Waterproofing membranes are often used to protect various surfaces, including asphalt, from water damage. They create a barrier that prevents water from seeping into the asphalt, reducing the risk of cracks, deterioration, and other forms of damage caused by moisture.

Q:Can waterproofing membranes be used on both horizontal and vertical surfaces?: Yes, waterproofing membranes can be used on both horizontal and vertical surfaces.

Q:Can a waterproofing membrane be applied on a sloped surface?: Yes, a waterproofing membrane can be applied on a sloped surface. In fact, applying a waterproofing membrane on a sloped surface can be even more critical than on a flat surface. Sloped surfaces tend to have more water runoff, which can increase the risk of water infiltration and damage to the underlying structure. By applying a waterproofing membrane on a sloped surface, it helps to create a barrier that prevents water from penetrating into the structure and directs it towards drainage systems. However, it is important to ensure that the membrane is properly installed and adhered to the slope to prevent any potential issues such as water pooling or membrane detachment. Additionally, the type of waterproofing membrane used should be suitable for sloped surfaces and have the necessary flexibility to accommodate any movements or shifting that may occur.

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