It is a lightweight carbon fiber with indirect textures for connecting to dry surfaces.
applications
In order to strengthen reinforced concrete, brick and wooden structures against tensile and shear loads due to:
- Increasing the seismic performance of stone walls
- Replacement of installed (destroyed) armatures.
- Endurance and flexibility of columns
- Increasing the carrying capacity of building elements
- Change in construction costs
- Fixing structural design defects
- Earthquake movements
- Improved service
- Structural improvement according to existing standards
Features and benefits
- Produced with weft fibers that lead to texture stability (thermal process)
- Multipurpose use for any type of retrofitting
- Flexibility of geometric surfaces (beams, columns, chimneys, walls, silos, pipes, etc.)
- The texture is available in different widths for more favorable uses.
- Low density for minimal extra weight
- Compared to traditional techniques, it is much more economical.
Approval of standards
IBDIM AT/2003-04-336
Product Information
Type of fibers: carbon fibers with medium endurance
Baft building
Fiber direction: 0˚90 (straight)
Wire: carbon fiber (98% of total weight)
Weft: thermoplastic heating fibers (2% of total weight)
Terms of storage and expiration
2 years from date when stored in original, unopened and undamaged condition and packaging, in a dry environment between 5˚C and 35˚C away from direct sunlight.
Technical Information
Weight: 200g/m2 ± 10g/m2
Texture design diameter: 0.111mm (according to the total amount of carbon)
Fiber density: 1.79 g/m3
Physical/mechanical properties
Specifications :
Tensile strength 3,900 N/mm2 (apparent)
E-tensile factor 230,000 N/mm2 (apparent)
Fracture extension 1.5% (apparent)
Diameter: 0.9 mm per layer
Layer specifications
- Final load 320 KN/M width in each layer (in the diameter of the normal layer 9mm)
- Tensile coefficient 0 KN/mm2 (based on the diameter of the normal layer 0.9mm)
tip :
- The above values are normal and indicative.
- The characteristics of the layer obtained from the tensile test depend on the impregnated resin and the type of tensile test process.
- Use material reducing factors according to relevant standards.
Designing
Design method: This value depends on the type of loading and should be adapted according to the relevant design standards.
System information / system structure:
- As described, the appearance of the system should completely follow the above and not change.
- Concrete lining
- Impregnated/layered resin
- Structural reinforcing fabric
For more information and details on resin properties, texture and general information, refer to the MTOBOND P1800 data sheet.
How to use:
Depending on the level of roughness and unevenness of the bottom layer:
- Applying the first layer containing the primer:
~0.7-1.2kg/m2
- Impregnation of subsequent layers: ~0.5kg/m2
The quality of the bottom layer
- Special needs
- Minimum tensile strength of the bottom layer
- 0 n/mm2 or as determined according to the retrofit plan.
Tips on how to use/restrictions
- This product can only be used by experienced professionals. The minimum radius required for use around corners is more than 20 mm. (>20mm) perhaps smoothing and polishing the corners with a mortar in the direction of the fibers, the overlap of the fabric should be at least 100mm.
- For side-by-side use, no longitudinal overlap in weft direction is required. The overlap of additional layers should be distributed around the column.
- This strengthening is structural in nature, and when selecting contractors, care should be taken to ensure that suitable experienced people are selected for this purpose.
- The texture (fabric) can be cut using a razor knife or special scissors. Never fold the fabric.
Purchase and price of carbon fiber
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