Investigation on the Role of Steel Slag Powder in Blended …

2021-6-29 · Steel slag powder and quartz powder with different particle sizes were prepared using a laboratory ball mill under different grinding times. Then, four types of steel slag powders with median diameter in the range of 10∼15 μm (denoted by R1), 15∼20 μm (denoted by R2), 20∼30 μm (denoted by R3), and 60∼70 μm (denoted by R4) were selected, respectively.

Experimental Study on the Concrete with Compound …

2018-9-23 · In order to study the performance of concrete with compound admixture of iron tailings and slag powder under low cement clinker system, the mixture ratio of different iron tailings powder and slag powder was designed to prepare C30 and C50 concrete. The workability, strength, carbonation depth, chloride diffusion coefficient, scanning electron microscopy …

White Cement

Uses of White Cement. Used for prestige construction projects and decorative works. Used for coloured concrete with the use of inorganic pigments to produce brightly coloured concretes and mortars. Due to its whiteness, it finds its application in architectural beauty, interior and exterior decorations, floorings, ornamental concrete products ...

Slag Cement Questions

Slag Cement Frequently Asked Questions. This section contains answers to frequently asked questions (FAQ) about slag cement, and links to the Slag Cement in Concrete (SCIC) information sheet series that provides more detail. If you have questions that are not answered here, email SCA at [email protected] , or call 847-977-6920.

Slag uses in making an ecofriendly and sustainable …

2021-2-22 · Slag, as shown in Fig. 1, is the 16th ingredient of high-performance concrete production, called supplementary cementitious materials (SCM), that can enhance the strength and durability of concrete .The highly fine slag powder, with a surface area of 400–600 m 2 /kg and a bulk density of 1200 kg/m 3, can be mixed with free lime to replace 40% to 65% of total …

Slag Cement

Portland slag cement, which is most commonly used in the region, was used for the study complying with IS 455 [21] s specific gravity was 2.87 having initial and final setting times of 70 minutes and 480 minutes, respectively.For fine aggregate, natural sand was used, having a maximum size of 4.75 mm s specific gravity was 2.72, conforming to Zone-III, and having a …

Recycling of lithium slag as a green admixture for white …

2020-6-17 · Lithium slag (LS) from lithium mica is the fastest growing solid waste in the Jiangxi Province of China in recent years, and a suitable utilization method has not been found. In this paper, the effects of LS on the physical and mechanical properties of white reactive powder concrete (WRPC) were investigated. The microstructure of the WRPC with LS was studied by …

Effect of Ferronickel Slag Powder on Microhydration Heat, …

2018-7-8 · This paper investigates the effect of ferronickel slag powder on microhydration heat, flow, compressive strength, and drying shrinkage of mortar. In South Korea, approximately two million tons of ferronickel slag, a by-product of the nickel industry, are produced every year. However, a considerable amount of this by-product is treated as waste and dumped in …

Effect of superfine slag powder on cement properties

2002-4-1 · The superfine powder, with a large amount of this kind of particles, plays a very important role in the reduction of large voids and the decrease of porosity. For cement powder (300 m 2 /kg) with a mean diameter of d0 =23.0 μm, 0.414 d0 =9.52 μm, 0.225 d0 =5.18 μm.

Study on Properties of Expansive Soil Improved by Steel …

2020-11-9 · Expansive soil is considered to be an unfavorable soil due to its swelling-shrinking behavior. In order to improve the properties of expansive soil, the addition of steel slag powder (SSP) has been used to improve expansive soil that has been mixed with the cement. In this study, a series of cylindrical improved expansive soil specimens were prepared, which were …

Properties of 5-year-old concrete containing steel slag …

2018-7-1 · The addition of higher content of steel slag powder leads to lower content of Ca (OH) 2 and higher content of CaCO 3 in 5-year-old concrete. The C 2 F, Fe 2 O 3 and RO phase are also found in 5-year-old concrete with steel slag powder. Many steel slag powder particles are not fully reacted after curing for 5 years.

What Are The Types Of Slag

2020-12-22 · It is commonly referred to as slag powder. The full name is granulated blast furnace slag powder, also called slag powder. The main raw material for production is water slag. Part of gypsum can also be added, …

White Cement

It is readily available throughout North America. The color of white cement is determined by its raw materials and the manufacturing process. Metal oxides, primarily iron and manganese, influence the whiteness and undertone of the …

Slag Cement

Slag cement, originally known as granulated blast-furnace slag, begins with the production of iron. The heart of the process is the blast furnace that refines iron ore into iron. The ingredients are heated to nearly 1500 degrees Centigrade to form two components: iron and molten slag. The iron is used to produce steel, and the molten slag is ...

Effect of Steel Slag Powder on the Durability of High …

When super fine steel slag powder is mixed into concrete as active admixture, resistance to abrasion and resistance to chloride penetration are improved as well as workability and mechanical properties of the concrete. ... Add to Cart. Info: Periodical: Advanced Materials Research (Volumes 79-82) Edited by: Yansheng Yin and Xin Wang. Pages: 175 ...

Complete Guide on White Cement

White vinegar has enough acidity to dissolve the cement between the tiles. Pour enough vinegar onto the cement and cover it with a sponge or soft cloth. Add extra white vinegar to the sponge and set it aside for an hour or two to allow the vinegar to solidify on the cement. Keep an eye on the vinegar''s dampness.

Cement

2  · Special cements for specific applications: including white cements for architectural projects, cements for well drilling operations, cements containing silica fume or slag, pozzolan cements, and cements for road surfacing that …

Effects of steel slag powder on workability and durability …

2014-8-5 · The workability and durability of a type of sustainable concrete made with steel slag powder were investigated. The hydrated products of cement paste with ground granulated blast furnace slag (GGBFS) alone or with a combined admixture of GGBFS-steel slag powder were investigated by X-ray diffraction (XRD). Furthermore, the mechanism of chemically activated …

How to Mix White Cement and Sand to Make White …

Step 1. Measure out one part white cement, six parts white sand and one part lime. For consistent measuring, use containers of the same size to scoop and level each part. Add the sand and cement to a wheelbarrow. Add the lime in a separate container that holds at least four times the volume of the lime. Advertisement.

Utilization of Steel Slag Powder as a Combined Admixture …

The feasibility of steel slag powder as a combined admixture with ground granulated blast-furnace slag (GGBFS) in cement based materials was explored. The effects of steel slag powder on the normal consistency water requirement, setting times, compressive strength, and hydration products of cement paste/mortar were studied.

White cement and its application

2016-2-29 · White cement and its application. White cement is much like the ordinary Portland grey cement but differs in its production method to give the cement its whiteness. This production method takes more effort and time, which makes the white cement costlier than the grey cement, while a kg of white cement would cost you Rs.25 per kg as compared to ...

Hydration properties and kinetic characteristics of blended …

2021-7-1 · Lithium slag (LS) powder is a potential supplementary cementitious material due to its large content of active aluminosilicate minerals. To clarify the properties of LS powder as a supplementary cementitious material, the ionic dissolution properties of LS powder and the hydration properties and kinetic process of blended cement containing LS powder were …

Characteristics of steel slags and their use in cement and …

2018-9-1 · In China, BOF slag accounts for about 70% of the annual steel slag production (Cheng and Yang, 2010) the BOF process (), minor steel scrap and a large amount of molten iron from ironmaking as well as fluxes (lime/dolomite) are added into the furnace, and a 99% pure oxygen flow is applied at supersonic speed through a lance to initiate intense oxidation reactions at a …

Investigating the effects of steel slag powder on the …

2019-3-10 · The effects of various replacement ratios of steel slag powder (SSP) to Portland cement (i.e., 10%, 20%, 30%, 40%, and 50%) on the workability, mechanical properties, and durability of SCRAC were studied. The results showed that SSP improved filling ability and passing ability of SCC, but adversely affected the segregation resistance. ...

Cement Types

Type III High Early Strength. Type IV Low Heat Hydration. Type V High Sulfate Resistance. For blended hydraulic cements – specified by ASTM C595 – the following nomenclature is used: Cement Type Description. Type IL Portland-Limestone Cement. Type IS Portland-Slag Cement. Type IP Portland-Pozzonlan Cement.

White Cement Manufacturing Process: 6 Steps

Packing and shipping: the finished cement is generally stored in the cement silo, and for different uses, white cement can be packed or in bulk to transport to the desired place. STEP1: Crushing. jaw crusher. impact crusher. cone crusher. hammer crusher. STEP2: Cement Raw …

What is slag cement

What is Slag Cement. Slag cement is a hydraulic cement formed when granulated blast furnace slag (GGBFS) is ground to suitable fineness and is used to replace a portion of portland cement. It is a recovered industrial by-product of an iron …

What are the effects of slag powder in mortar?

2022-4-29 · In the particle size, slag powder does not have the finer particle size as some quality fly ash and silica fume, so it also does not exhibit good filling behavior. And the relative density is larger than that of fly ash and silica fume, closer to cement clinker. Therefore, slag powder has little effect on the water demand. (2) Water Retention

The Health Risk of SLAG – an Industrial Waste …

Description: A ground powder made with an appropriate mill from a glassy granular material formed when molten iron blast furnace slag is rapidly chilled as by immersion in water.". "Slag is a nonmetallic byproduct of the production …

White cement and its application

2016-2-29 · White cement is much like the ordinary Portland grey cement but differs in its production method to give the cement its whiteness. This production method takes more effort and time, which makes the white cement costlier than the grey cement, while a kg of white cement would cost you Rs.25 per kg as compared to Rs.7 per kg for grey cement.

Sulfate attack on a white Portland cement with activated slag

2012-9-1 · The sulfate resistance of a white Portland cement (WPC) containing 0%, 50% or 70% granulated blast-furnace slag as a partial cement replacement was investigated. The use of Na 2 SO 4 as a chemical activator in the 50% slag blend was also studied. The performance of the blended cements was monitored by exposing the prepared mortar specimens to a ...