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concrete durability sika egypt

concrete durability sika egypt

CONCRETE DURABILITY - sika egypt

2021-8-9  Concrete Porosity CONCRETE DURABILITY FROM SIKA-1 TO SIKA VISCOCRETE Mix 1: Initial mix design Cement denisty 3.15 kg/m3 Cement content 320 kg/m3 Water content 173liter 0.54 w/c-ratio Water demand for Hydration 0.38 w/c-ratio Difference 51liter 0.16 w/c-ratio Pore quantity (based on the Concrete volume) 5.1% Pore quantity (based on the Cement ...

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CONCRETE DURABILITY SHRINKAGE - sika egypt

2021-7-31  The fibers enhance the cohesion of the concrete less settling and plastic deformation of the concrete Due to the low strength of the concrete at early ages, the polypropylenfibers can brigdethe cracks and distribute them no large visible cracks, but more smaller cracks, which are less deep larger crack free cross-section

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Concrete Admixture - sika egypt

2021-7-12  Concrete Admixtures System solutions with Sika not only meet high requirements for durability, they fit the trends of modern concrete placing and architectural aspects in combination with ecological requirements.

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SikaControl®-40 Special Purpose Concrete - sika egypt

2021-7-17  Sika Control -40 is a shrinkage reducing admixture to minimize drying shrinkage. The product meets the requirements for a concrete admixture according to SIA 162 without unwanted side effects to the concrete quality.

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Enhancing the Durability of Self-Compacted Concrete

2017-7-1  A high range water reducer as super plasticizer under thecommercial name of Sika ViscoCrete 5920was used. It was provided from Sika Company in Egypt. Its main properties are shown in Table (4). Pozzolanic additives: Silica fume is used as a fillers material for SCC to improve , strength, flowability and durability of concrete.

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Sika® FerroGard®-901 Special Purpose Concrete - sika

2021-7-15  Sika® FerroGard®-901. Sika Ferrogard -901 is a liquid concrete admixture based on Sika Ferrogard Technology for use in reinforced concrete and mortar. It acts as corrosion protection for the steel reinforcement. By using Sika Ferrogard -901 both the anodic and cathodic reactions of the electrochemical corrosion process are being reduced.

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CONCRETE SikaFiber® TECHNOLOGY - Sika Group

2021-8-12  fibers melt within the concrete and this creates a capil-lary system through which the water vapor pressure can be relieved. Concrete spalling is prevented or very significantly reduced, as are any necessary repairs, whilst increasing the durability, stability and safety of the structure. Fibers in concrete floor slabs and runways very ...

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Mechanical Properties, Durability and Microstructure of

2020-10-13  Ordinary Portland cement, CEM I 52.5 N provided by Misr Beni Suef company (Beni Suef city, Egypt) according to ASTM C150 is used in this research. The used silica fume is supplied by Sika Egypt Company (Cairo, Egypt). Measured physical properties and chemical composition of the used cement and silica fume are given in Table1.

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Admixture Types - sika egypt

2021-7-12  Sika Egypt for constrcution chemicals. 1st Industrial Zone (a) Section #10 Block 13035 Elobour City Tel: +20244810461 / 2 Fax: +20244810459

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Concrete Admixtures Construction Sika South Africa

2021-8-12  Concrete admixtures are natural or manufactured chemicals or additives added during concrete mixing to enhance specific properties of the fresh or hardened concrete, such as workability, durability, or early and final strength. Sika has been producing high quality, innovative technologies for concrete

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Influence of Addition of Nano-Silica on Physical and ...

2019-4-26  Mansoura, Egypt. -----***-----Abstract - Concrete is the most used universal element or ingredients among all other building materials. Certain admixtures are added to cement to overcome the problems such as durability, toughness, strength, low permeability and

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Study of Sorptivity of Self-Compacting Concrete with ...

2013-8-2  MTI University- Cairo,Egypt . Abstract - The influence of chemical admixtures on the properties of Self-Compacting Concrete (SCC) was investigated. All types of used admixtures were the same percentage of 1.4% according technical data. The water – cement

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Cement Additives - Sika

2021-8-11  Cement additives are materials added to cement for the optimization of the cement properties and the cement grinding process. Cement additives are classified into different product groups such as grinding aids, strength enhancers and performance enhancers.

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CONCRETE SikaFiber® TECHNOLOGY - Sika Group

2021-8-12  fibers melt within the concrete and this creates a capil-lary system through which the water vapor pressure can be relieved. Concrete spalling is prevented or very significantly reduced, as are any necessary repairs, whilst increasing the durability, stability and safety of the structure. Fibers in concrete floor slabs and runways very ...

get price

Enhancing the Durability of Self-Compacted Concrete

2017-7-1  A high range water reducer as super plasticizer under thecommercial name of Sika ViscoCrete 5920was used. It was provided from Sika Company in Egypt. Its main properties are shown in Table (4). Pozzolanic additives: Silica fume is used as a fillers material for SCC to improve , strength, flowability and durability of concrete.

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What's New No. 01 - zaf.sika

2021-7-27  EGYPT - CAIRO METRO LINE 3 ETHIOPIA - KALITI'S WASTE WATER TREATMENT PLANT ... and an excellent durability. Sika Viscocrete Krono 22 HE also reduced the temperature and the heating time to double or triple the cycle of mold rotation . The Raïs Hamidou sewer (Algiers) is one of the essential ... Sika has proposed a concrete admixture, Sika ...

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Concrete Admixtures - Sika

2021-7-16  Shotcrete Solutions; Sika is the expert in all sprayed concrete technologies, including both wet and dry spray processes. This allows us to provide the optimum solution for each type of project and application, including the development of our own Aliva sprayed concrete machines.When combined with our research, development and globalized production of specialized sprayed concrete admixtures ...

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Sika Acquires Market Leader in Roofing and Waterproofing

2020-6-8  08/06/2020. Sika has acquired Modern Waterproofing Group, a leading manufacturer of roofing and waterproofing systems in Egypt. The acquisition supplements and rounds off the product portfolio of Sika Egypt and offers new opportunities for growth in the Egyptian construction market. The acquired business generates annual sales of CHF 26 million.

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Sika Media Release - News Sika South Africa

2021-2-3  Sika reinforces its leading position as an enabler of sustainable construction. In cooperation with leading key players, Sika is working on the development of concrete admixtures implementing the LC3 technology that lowers CO2 emissions, developed

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Sika Mauritius

2021-7-14  For the cast-in-place reinforced concrete foundations and ribs of the arch, a High Performance Concrete mix design was specified. Sika provided concrete admixtures which ensured consistent performance in the extreme temperature conditions, which can vary from below -20°C in winter, to higher than +40°C in summer.

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CONCRETE SikaFiber® TECHNOLOGY - Sika Group

2021-8-12  fibers melt within the concrete and this creates a capil-lary system through which the water vapor pressure can be relieved. Concrete spalling is prevented or very significantly reduced, as are any necessary repairs, whilst increasing the durability, stability and safety of the structure. Fibers in concrete floor slabs and runways very ...

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The Effect of Mixing Water Temperature on Concrete ...

2021-3-1  Water Reducing Admixtures: Sika Viscocrete – 10 used is a fourth-generation super-plasticizer for concrete and mortar. This admixture meets the requirements of super plasticizers according to SIA 162 (1989) prEN-934-2 and ASTM-C-494 Types G and F. Silica Fumes: Sourced from Sika to enhance the durability and strength of concrete mixes.

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Influence of Addition of Nano Silica on Physical and ...

Mansoura, Egypt. ---***---Abstract - Concrete is the most used universal element or . ingredients among all other building materials. Certain admixtures are added to cement to overcome the problems such as durability, toughness, strength, low permeability and resistance to chemical attack.

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Egypt - The grand Egyptian Museum WHAT'S NEW

2021-8-12  sika what's news n°3 - june 2019 what's new africa customer magazine egypt - the grand egyptian museum english version sika at work egypt, tanzania, mozambique, kenya, nigeria, ethiopia, south africa, angola, algeria, senegal, ivory coast sika innovation technology for flooring sika event promote fair in cameroon equipauto in algeria

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Evaluation of the nano silica and nano waste materials on ...

2021-1-28  Silica fumes is supplied from Sika Egypt Company with specific surface area of 16.8 × 103 m 2 /Kg and 2.15 specific gravity, is used as mineral admixture based on the mass of the cement. The ...

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Water Reducing Plasticizers CEMEX Egypt

HIGH RANGE WATER REDUCING CONCRETE ADMIXTURE . Complies with ASTM C494 Type F. Product description: ISOFLEX 351 is a Super plasticizer which allow mixing water to be reduced considerably and concrete strength to be enhanced significantly particularly at early ages. Advantages: Major increases in strength at early ages without increased cement contents are of particular benefit

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Grand Egyptian Museum - Sika

2021-8-5  The Grand Egyptian Museum (GEM), also known as the Giza Museum, is a planned museum of artefacts of ancient Egypt. It's described as the largest archaeological museum in the world - it is sited on 50 hectares (120 acres) of land approximately two kilometers from the Giza pyramids and is part of a new master plan for the plateau.

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Sika Product Categories Precon Products

Sika Concrete Repair. When it comes to concrete repair Sika is a leading supplier of quality products with its MonoTop concrete repair mortars. Precon are distributors of MonoTop 610 a one component cementitious polymer modified primer. MonoTop 612 a cement

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Sika® Plastocrete® N Concrete Technology / Admixtures

2021-7-22  Waterproofing Concrete Admixture. Plastocrete®-N is a concrete admixture in liquid form that acts both as a highly efficient plasticizer and waterproofing agent. Suitable for use in tropical and hot climatic conditions. Plastocrete®-N provides the following properties: Improved workability without increased water content.

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SikaProof® Patch-200 B - Sika Hong Kong

2021-5-15  SikaProof® Patch-200 B is a single-sided, self-adhesive tape based on SikaProof® membrane, laminated with a butyl adhesive covered with a release liner.

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