Sika Waterbar® - Tricomer® Type A
Internal waterbars for joint sealing in watertight concrete construction according to DIN 18541-1/-2
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Sika Waterbar® - Tricomer® Type A are highly flexible waterbars made from PVC/NBR copolymer for sealing construction joints in watertight concrete structures.
They are available in a range of different types, shapes and sizes to suit different structures and applications.
- High tensile strength and elongation
- Permanent flexibility and high resilience
- Suitable for medium water pressures and stress
- Not bitumen resistant
- Resistant to all natural mediums aggressive to concrete
- Resistant to a broad spectrum of chemical agents (testing necessary for any specific situations)
- Robust sections for handling on site
- Weldable
Overview
Usage
Application Fields:- Joint sealing in concrete structures
- Construction joint sealing in insitu concrete
- Residential building basements
- Commercial building basements, underground car parks
- Water treatment plants
- Dams
- Design and installation principles according to DIN 18197
- Jointing system in accordance with DIN 18197 and DIN 18541
Advantages
- High tensile strength and elongation
- Permanent flexibility and high resilience
- Suitable for medium water pressures and stress
- Not bitumen resistant
- Resistant to all natural mediums aggressive to concrete
- Resistant to a broad spectrum of chemical agents (testing necessary for any specific situations)
- Robust sections for handling on site
- Weldable
Packaging
- Standard rolls 20 or 25 m dependent on profile, on euro or disposable pallets
- Prefabricated formpieces supplied on euro or disposable pallets dependent on size
Colour
Black
Product Details
CERTIFICATES AND TEST REPORTS
Standards/Directives:
- DIN 18541-1/-2
- DIN 18197
- WU - Directive DAfStb.
- Welding Instructions
- Welding Equipment Instruction Manual
- Method Statements
Test Certificate / Approvals:
- Certificate of Conformity DIN 18541, parts 1 and 2
- External monitoring by MPA NRW
- Test certificates on resistance to sewage slurry, liquid manure and municipal wastewater
- Manufacturer’s test certificate, other tests and approvals as required
Composition
Tricomer® NB = thermoplastic copolymer based on PVC-P with NBR, not bitumen resistant.
Shelf life
The product does not expire if stored correctly
Storage conditions
- To be stored on the pallets as supplied on a flat base
- For long-term storage ≥ 6 months in enclosed areas: The storage area should be covered, cool, dry, free from dust and moderately ventilated. The Sika Waterbar® - Tricomer® Type A must be protected from heat sources and strong artificial lights with a high UV content.
- Short-term storage > 6 weeks and < 6 months in enclosed areas on construction sites, outdoors: As for long-term storage i.e, in dry storage protected by suitable covers from direct sunlight, snow and ice or any other form of contamination, store separate from other potentially harmful materials, plant and equipment such as structural steel, reinforcement or fuels etc., store away from traffic and site roads in a dry area
- Short-term storage ≤ 6 weeks on construction sites, outdoors: Protected from contamination or damage, Protected by suitable covers from strong sunlight and snow or ice
System structure
Forms:
The limits of water pressure and stress given in the tables below apply to standard uses without specific additional testing. Different values may be used when precise information on all of the relevant stresses and structural requirements are available.
| Total width (mm) a | Width of expansion part (mm) b | Thickness (mm) c | Width of sealing part (mm) s | Water pressure (bar) | Resulting movement Vr (mm) |
| A 240 | |||||
| 240 | 85 | 4 | 77,5 | 0,3 | 3 |
| A 320 | |||||
| 320 | 110 | 5 | 105 | 1,0 | 3 |
| A 260/9 | |||||
| 260 | 115 | 9 | 72,5 | --- 1) | 3 |
| A 320/10 | |||||
| 320 | 190 | 10 | 77,5 | --- 1) | 3 |
| A 350/11 | |||||
| 350 | 175 | 11 | 87,5 | --- 1) | 3 |
1) Special project-related data
Vr = Resulting movement Vr = (vx² + vy² + vz²) ½
Shore A hardness
| 67 ± 5 | DIN 53505 |
Tensile strength
| ≥ 10 MPa | DIN EN ISO 527-2 |
Elongation
| ≥ 350 % | DIN EN ISO 527-2 |
Tear strength
| ≥ 12 N/mm | DIN ISO34-1 |
Chemical resistance
Exposure to different temperatures and chemicals:
For special stresses or exposure to different temperatures and/or chemical mediums outside the substances or situations specifically defined in DIN 4033, separate tests are always necessary.
Service temperature
| For pressurised water | - 20°C bis + 40°C |
| For non pressurised water | - 20°C bis + 60°C |