High Surface Silica Cement Admixture
9 Per Kilogram
5000 Kilogram (MOQ)
Test results indicated that the concrete specimens containing 5%, 10 %, 15 %, 20% A-Sio2 replacement by weight for cement had the best compressive and flexural strength and the replacement of cement separately and together using a super plasticizing admixture could be utilized to improve the mechanical properties of the conventional concrete mixtures.Amorphous silica (a-SiO2) in fine-grained form possesses a high pozzolanic activity which makes it a valuable component of blended binders in concrete production. The origin of A-SiO2 applied in cement-based composites is very diverse. SiO2 in amorphous form is present in various amounts in quite a few supplementary cementing materials (SCMs) being used as partial replacement of Portland cement. In this work, the applicability of a commercially produced silica powder as a partial replacement of Portland cement in cement paste mix design is investigated. Portland cement CEM I 42.5R produced according to the EU standard is used as a reference binder. silica is applied in dosages of 5 and 10, 15, 20 % by mass of cement. The water/binder ratio is kept constant in all the studied pastes. For the applied silica, specific surface area, density, loss on ignition, pozzolanic activity, chemical composition, and SiO2 amorphous phase content. For the developed pastes on the basis of cement-silica blended binder, basic physical properties as bulk density, matrix density, and total open porosity are accessed. Pore size distribution is determined using MIP analysis. Initial and final setting times of fresh mixtures are measured by the automatic Vicat apparatus. Effect of silica cement admixture on mechanical resistivity using compressive strength, bending strength, and dynamic Young''''s modulus measurement. The obtained data gives evidence of the workability of paste mixtures with silica, whereas the setting process is accelerated. On the other hand, the reaction activity of silica with Portland cement minerals results in a slight decrease of porosity and improvement of mechanical resistivity of cement pastes containing a-SiO2.Nowadays, supplementary cementitious materials (SCMs) are widely used for preparing cement composites either in blended types of cement or added separately to the composite mix. The usage of active silica-rich materials represents an appropriate solution to partially replace Portland cement [1]. In addition, most of the SCMs are industrial by-products and their utilization in cement-based composites brings environmental and economic benefits. The admixture of different SCMs usually modifies the properties of cement composite to a certain degree both in the fresh and hardened states. These changes are influenced by different chemical and mineralogical composition, as well as different particle size characteristics which are connected with water requirement and also reactivity [2]. Active silica particles help to fill voids between particles of cement and other components because they are significantly smaller. This filler effect supports the formation of a denser microstructure because the gaps between the particles are minimized and bridged by hydration products.
Bronco Cemcrystal Concrete Waterproofing Admixture
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100 Bag (MOQ)
BRONCO® CEMCRYSTAL ADMIXTURE is crystalline waterproofing concrete Admixture. Area Of Application Foundations Sewage traeatment plants Tunnels and subway systems Underground structures Dams Pre-cast structures Swimming pools and reservoirs Plastring of exterior walls Bridge decks,columns beams,etc. Roof and podium slabs Advantages Mixed with concrete at the time of batching Self-healing characterstics Protects concrete exposed to harsh conditions An integeral system application Cost effective system and process friendly
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BB Super Admix 21
80 Per Kilogram
220 Kilogram (MOQ)
The company is enlisted among the topmost Manufacturers and Suppliers of BB Super Admix 21 in Ahmedabad, India. Our Super Admix 21 helps in enhancing the strength of concrete. It helps in reducing permeability, bleeding and segregation. Our Super Admix 21 improves the durability and strength of concrete. We can provide BB Super Admix 21 in small as well as bulk quantities to meet the diverse demands of buyers. Benefits BB SUPER ADMIX- 21 reduces water up to 15% - 20% It Improves slump and reduces permeability, Segregation and bleeding. Increase strength and durability of concrete Areas Of Application Structural RCC construction BB SUPER ADMIX- 21 is particularly suitable for pre-cast industries It makes concrete pumping more efficient as improves flow ability. Instruction for use BB SUPER ADMIX- 21 should be added at the rate of 0.5% to 1% by weight of cement Mixing should be continued for at least 2-3 minutes after add BB SUPER ADMIX- 21 Precautions : Don’t use BB SUPER ADMIX- 21 Direct to concrete Over dose may lead to over delay in setting time Avoid contact with eye or skin, If occur wash by plenty of water and consult doctor.
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e are among the reputed organizations, highly engaged in manufacturing and supplying a premium grade Non Metallic Floor Hardener (solid form). This hardener is a floor hardening agent, used for improving the hardness of concrete surface. The offered hardener is widely acknowledged by our clients for its long shelf life and proper composition. The provided hardener is well-processed by our highly experienced professionals using the modern processing techniques.Features : Precisely processed Highly effective Optimum purity
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