Silica Powder Dealers in Surat

(4 products available)
  • Silica Powder

    Silica Powder

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    We have firmly positioned ourselves as one of the overruling White Silica Powder Manufacturers and Suppliers in India. Our Silica Powder is prepared from the white natural silica stone under strict quality control. Fine Silica Powder offered by us is in huge demand for high content, pure white color, excellent chemical and physical properties. Silica Stone : Silica Stone is highly appreciated for excellent brightness as well as whiteness. Natural Silica Stone has brilliant abrasion resistance property.
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  • Silica Powder

    Silica Powder

    40 / Kilogram

    • Brand NameDivya Chemical Industries
    • Country of OriginIndia
    • ApplicationIndustrial
    • TypeSilica Powder
  • Hydrophilic Amorphous Silica Powder

    Hydrophilic Amorphous Silica Powder

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    We are offering Hydrophilic Amorphous Silica Powder (hdk n-20 chemical), produced via flame hydrolysis. The Hydrophilic Amorphous Silica Powder is a white colloidal powder of high purity. It is suitable to be applied as a thickening agent and thixotropic agent in many organic systems such as in unsaturated polyesters, coatings, printing inks, adhesives, cosmetics and others. Hydrophilic Amorphous Silica Powder is used as reinforcing filler in elastomers, mainly silicone-elastomers. Hydrophilic Amorphous Silica Powder acts as a free flow additive in the production of technical powders, in food & feed and in pharmaceutical products.
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  • Microsilica Powder

    Microsilica Powder

    14,500 - 24,500 / metric ton

    • MOQ10 Metric Ton
    • Country of OriginIndia
    • MaterialNatural Quartz, India
    • Purity99%
    • FeatureEco Friendly, Leakage Proof, Perfect Finish, Premium Quality, Safe Packaging
    • Packaging TypeBag, HDPE Bag, COSTUMISE PACKING
    • Packaging Size25 Kg
    • TypeSilica Powder, India
    • ApplicationFiltration, Industrial Production, Laboratory, Purifications, IN CONCRETE USE AS A ADMIXTURE
    • ConditionDry, Safe Packaging
    • CultivationPouch
    • Micro Silica Micro Silica is designed to give a big Qualitative boost to Concrete. It is well recognizedthat Concrete Mix for High Strength cannot be achieved without some extra cementitiousmaterialbeyond Cement& Fly ash. HereMicro Silicaplays avital rolein   ü  IncreasingCompressive, Flexural andbondstrengthsinconcrete. ü  ImprovestheLifeofConcreteby actingasCorrosionInhibitorforReinforcement. ü  Improves the Life of Concrete by reducing Alkali-Silica Reaction (ASR)orConcrete Cancer. Micro Silica is a mineral admixture comprising of very fine solid glassy spheres of silicondioxide (SiO2). Micro Silica is fine amorphous silica with particle size around 100 timessmaller than averageparticlesizeofcement andflyash.     HigherCompressive,Flexural&BondStrengthwithMicro Silica ü  The silica present in Micro Silica, reacts with the weaker calcium hydroxide releasedduring the hydration of cement and forms additional calcium silicate hydrate (C – S –H). The concrete derives greater strength from higher concentration of strong CalciumSilicateHydrate replacingweak andeasily solublecalciumhydroxide.   ü  Micro Silica is like a pozzolanic material which provides more uniform distributionandagreatervolumeofhydrationinconcretestructures.ThischangestheRheologyofconcreteandreducesthewater-binderratio.Thisinturnresultsintohighercompressivestrength. ReinforcementCorrosionInhibitorroleofMicro Silica ü  With particle size of 1/100thof cement & fly ash, Micro Silica drastically reducestheaveragesizeofporesintheconcrete.Thisdrasticallyreduceswaterpermeabilityinconcrete.   ü  Lower water-binder ratio achieved by adding Micro Silica ensure that the concretedoesnot loose waterduring setting and nopin holes are created.   ü  It reduces the rate of carbonation, decreases permeability to chloride ions and impartshighelectricalresistivity.Henceitprotectsthereinforcement steeland embedment.   ü  As an additional functional benefit, this reduces the instances of damp and waterleakagetroubles.     ResistanttoConcreteCancer(Alkali-AggregateReaction)   ü  CementHydrationprocessproducesCalciumHydroxidealongwithSodiumandPotassiumoxides which has the followingimpacton concreteat a laterstage: §  With age the porosity of concrete gathers sufficient moisture to aid a swellingreaction between highly alkaline cement paste and the reactive non-crystallinesilica found in many aggregates. This form hydroscopic gel of Sodium Silicatewhich swells absorbing further moisture weakening the concrete and creatingcracks. These cracks lead to increased porosity which in turn exponentiallypropagates the process of disintegration. That is the reason it is termed asConcreteCancer.   §  IncaseofSulfateattack,freecalciumhydroxidereactstoproducecalciumsulphate.This brings acidity inconcrete andweakens thestructure. ü  Micro Silica acts with the policy of “fight Fire with Fire” to combat ASR reaction. Itinitiates a prompt reaction at early stage of concrete hardening. Thus, it binds thesetroublemakers, i.e.Calcium Hydroxide along with Sodium and Potassium oxides. Thus, they are arrested and quarantined notallowingthemtocreatemuchtroubleatlaterstage.AddtothisthefactthatMicro Silica has already reduced the porosity and hence curtailing the availability ofmoisture,theotherkey requirement for this process.     Recommendation   Micro Silica can be mixed between 5-10% of cement used in Concrete Mix for excellentperformance.
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