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Uses for Magnetite. When used as the aggregate portion of a concrete mix, magnetite increases the density of the concrete to twice that of standard concrete.

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Sand Aggregate In order to make concrete you need sand, gravel cement and water. Our materials and aggregates that we use are from a highly qualified mine which are active for more than decades.

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To investigate the effect of heavyweight aggregate on the physicomechanical properties of concrete, highperformance heavyweight concrete mixes using the coarse aggregates of magnetite (M), barite (B), goethite (G) and serpentine (S) were designed.

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Magnetite, or Fe 3 O 4, is a black ferrimagnetic natural iron natural aggregate is a member of the spinel group. LKAB Minerals' customers can be found all over the world and their use of Magnetite differs a lot.

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An exposedaggregate surface is obtained by placing concrete and then removing the outer 'skin' of cement paste to uncover decorative coarse aggregate (either batched into the concrete mix or seeded onto the surface).

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An aggregate concrete sidewalk is created by mixing aggregates into cement, pouring the mixture and washing away the top layer of cement to expose the aggregate underneath. Aggregates used in concrete usually comprise 60 to 75 percent of the volume of concrete mix.

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In many civil engineering situations, for example when there is a need for stabilisation, ballasting or balancing weight, heavy weight concrete with a …

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Such concrete that normally utilizes magnetite aggregate can have a density in the range of –4 t/m 3, which is significantly higher than the density of concrete made with normal aggregates (Gencel et al., 2011, Gencel et al., 2012). Concrete specimens prepared with magnetite, datolitegalena, magnetitesteel, limonitesteel and …

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These include aggregates that contain or consist predominately of materials such as barite, magnetite, hematite, ilmenite, and serpentine. Also included are synthetic aggregates such as iron, steel, ferrophosphorus and boron frit or other boron compounds.

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Such concrete that normally utilizes magnetite aggregates can have a density in the range 4 t/m 3 , which is significantly higher than the density of concretes made with normal aggregates (Gencel et al. 2011) and (Gencel et al. 2012).

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In the paper, concrete mix technique which can increase thermal conductivity is attempted through replacing magnetite aggregate and adding steel powder, and the results are compared with several models aiming …

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The utilisation of iron ore tailings as aggregates in concrete could have positive environmental implications to the mining companies and the mining communities and will provide cheaper alternative materials to bring about economy in concrete production.

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Among the natural aggregates most commonly used are barite, magnetite, limonite, geothite, and ilmenite. These can be used for the lower and medium weight ranges. For densities over 250 pounds per cubic foot, expensive aggregates such as ferrophosphorus and iron punchings can be combined with magnetite and ilmenite.

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Concretes Containing Hematite for Use as Shielding Barriers ... magnetite, hematite etc. In this study hematite was adopted as a replacement for concrete aggregates. It was obtained from Hekimhan region in Malatya, Turkey. We recall that hematite, a …

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A mix containing 470 pounds of cement, 1755 pounds of coarse aggregate, 2025 pounds of medium aggregate, and 2070 pounds of fine aggregate and with a watercement ratio of produces concrete with a unit weight of 235 to 245 pounds per cubic foot.

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