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building waterproofing material

Butyl Waterproofing Tapes


self adhesive roofing waterproof membrane

Short description:

SINOMTC butyl waterproof sealing tape is one kind of sealing tape made of butyl rubber, polyisobutylene adhesive coated with strong adhesive force and good thermal stability, and with the release of film or paper. When using, simply remove the release paper or film. Butyl waterproof sealing tape is also known as self-adhesive sealing tape because of its excellent and strong adhesion to various surfaces. It has excellent weather resistance, aging resistance, and excellent water resistance.

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Product Details


SINOMTC is one of the largest China manufacturers and suppliers of building waterproofing materials.

SINOMTC butyl waterproof sealing tape is one kind of sealing tape made of butyl rubber, polyisobutylene adhesive coated with strong adhesive force and good thermal stability, and with the release of film or paper. When using, simply remove the release paper or film.

Butyl waterproof sealing tape is also known as self-adhesive sealing tape because of its excellent and strong adhesion to various surfaces. It has excellent weather resistance, aging resistance, and excellent water resistance. It has the functions of sealing, shock absorption, and protection on the surface to have adhered. Because it is completely solvent-free, it does not shrink, does not emit toxic gases, and is easy to construct. It is an excellent waterproof sealing material in buildings, so it is also called butyl waterproof tape.

Product Feature

  1. Self-adhesion without bonding agent
  2. Good rubber elasticity and elongation
  3. Excellent adhesion bond
  4. Good self-coalescence
  5. Cold & easy application, no pollution
  6. Corrosion-resistance /aging-resistance /High Temperature-resistance
  7. Available for wet ground

Product Specification

Product NameSelf-adhesive Butyl rubber waterproofing sealing tape
Thickness1mm, 1.2mm, 1.5mm, 2mm, or customized
Width5cm, 10cm, 15cm, 20cm, 30cm, 50cm, 1m, or customized
Length5m, 10m, or customized
ColorGrey, Black, White, etc.
PackingEach roll is individually wrapped + carton + pallets customized logo and package
Application temperature-40°C—100°C
Warranty15 years
Apply ScopeMainly used for waterproofing and repairing in car roofs, cement roofing, plumbing, roof, chimney, PC board greenhouse, ceilings of mobile toilets, roofs of the light steel plant, and other areas where is difficult to lap at.

Application method

1. The surfaces to be sealed must be dry, capable of bearing load, and free from grease and dust. Remove all loose dust and dirt with a wire brush and soft broom from the area of the application.

2. Unroll and cut butyl tape to the required length.

3. Peel the backing strip and apply the adhesive side onto the prepared substrate.

4. Smooth down using a roller or gentle fingertip pressure to prevent air pockets and creases, and to ensure a good tight seal. It is very important to press down the edges and ends of the tape. All joint connections have to be overlapped min. 50 mm.

Product Application

1. Roofs – around chimneys and skylights, over joints/ cracks in tiles, and roof cladding.

2. Exterior walls – joints and cracks in asbestos cement sheeting, cracks under masonry ties and anchorages, around wall penetrations (such as water pipes), gutters, and down pipes.

3. Terraces – at joints between terraces and exterior walls, joints in parapets, roof edges, sides, flashing, and joints.

4. Car industry, repairing roofs and cars.

5.  And many more projects……

Technical Data Sheet (TDS)

Chemical BaseButyl rubber compound
Density1.4 g/cm3±0.5g(Per 1mm thickness)
Application Temperature0℃~40℃
Fire RatingE (EN 11925-2; EN 13501-1)
Service Temperature-30°C to +90°C
Tensile StrengthLongitudinally: ≥150 N/50 mm (EN 12311-1)
Transversally: ≥150 N/50 mm (EN 12311-1)
Elongation at Break≥ 20 % (EN 12311-1)
Peel adhesion @ 90 °≥ 70 N (ASTM D 1000)

*All technical data stated in this Product Data Sheet are based on laboratory tests. Actual measured data may vary due to circumstances beyond our control.

If you want to know more about it, please contact us at carlos@onices.com

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