Refractory admixture silica fume

Refractory admixture silica fume

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Micro silica Physicochemical Properties: 1, Micro silica appearance: white;Refractoriness > 1600 ℃; Bulk density: 200 to 250 kg / m3. 2, Micro silica fineness: 90% fineness of 0.1μm; average particle size of 0.1 - 0.2μm, specific surface area: 20 - 28 m2 / g. Micro silica fineness and specific surface…
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Buy silica fume for self flowing pouring refractory

Buy silica fume for self flowing pouring refractory

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In high performance castable refractories and stereotyped refractory materials add silica fume, greatly improve the service life of refractories, refractory temperature increased by 100 ℃, strength and thermal properties at high temperature is obviously improved, has been widely used in steel, ceramics and power generation industries. 92 Grade Silica fume…
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Concrete pavement and plate repair materials

Concrete pavement and plate repair materials

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The common cement concrete is used to repair the pavement and plate. The defect is the low joint strength of the new and old cement concrete, the slow growth of strength and the long blocking of traffic. As a result, ordinary road surface and plate repairing do not accept ordinary…
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Application of ultra-high performance microsilica fume

Application of ultra-high performance microsilica fume

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With the development of building construction technology, the super high-rise buildings with landmarks are emerging all over the world, and their construction requires higher efficiency, higher performance and lower energy consumption. With the development of building technology, high strength and ultrahigh strength micro silica fume has been widely used in…
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Fertilizer and soil improvement special micro silica fume

Fertilizer and soil improvement special micro silica fume

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The silica fume and potassium hydroxide or potassium carbonate mixed heating can make into slow fertilizer potassium silicate, less volatile loss, can protect the soil, promote crop root development, suppression of plant diseases and insect pests, and the microsilica and cellulose factory or timber factory production wood bark waste can…
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Selection rules of concrete strength grade

Selection rules of concrete strength grade

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Concrete Strength Grade: According to the national standard "Specification design of concrete structure", the strength grade of concrete should be determined according to the standard value of the cube compressive strength. The standard value of cube compressive strength is the cube specimen with length of 150mm, which is made and…
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Low price silica fume cement

Low price silica fume cement

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Silica fume Chemical composition: L.O.S: 1.69% SiO2: 95.62% Al2O3: 0.64% Fe2O3: 0.05% CaO: 0.18% MgO: 0.09% Microsilica can fill the pores between the cement particles, increase the volume density and decreases the porosity, while micro silica fume has volcano ash reaction, with hydration products generate gels, and with alkaline materials…
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