No. 1688, Gaoke East Road, Pudong new district, Shanghai, China.
No. 1688, Gaoke East Road, Pudong new district, Shanghai, China.
Portland cement is widely used as a building material and more than 4.3 billion tons were produced in 2014, with increasing environmental impacts by this industry, mainly through CO 2 emissions and consumption of non-removable raw materials. Several by-products have been used as raw materials or fuels to reduce environmental impacts. Basaltic waste …
The use of basalt fibres to improve the hardened properties of concrete has increased in recent times. The incorporation of these fibres into concrete results in a change in the hardened state of concrete. However, these fibres also influence the corresponding fresh properties of concrete, specifically its workability. Therefore, it is critical to understand how the …
It was found that basalt is a typical raw material, with little addition of sand, to replace clay in producing Portland cement clinker as a source of aluminum silicate. This …
The principal raw materials for cement manufacturing are: Limestone; Silica and alumina from basalt, shale or sand; Iron from iron ore or steel mill scale. Sand stone; Pumice (volcanic ash for Portland Pozzolana cement ) Gypsum . …
Basalt is the most common volcanic igneous rock on the Earth's crust [5].It forms from the melting of the upper mantle and its chemistry closely resembles the upper mantle composition [6].Basalt is generally silica poor, iron and magnesium-rich rock [7].The Egyptian Tertiary basalt occurs in huge reserves and covers large areas in several localities such as …
This paper aims to characterize basaltic rocks as alternative raw materials for Portland cement clinker production and evaluate its possible use as an addition for the cement …
This study proposes the application of basalt powder (BP) as a supplementary cementitious material (SCM) in cement formulations for Carbon Capture and Storage (CCS) …
In recent years, basalt fiber (BF) has been extensively used as a reinforced fiber to improve the mechanical properties and durability of concrete because of its excellent mechanical properties, high-temperature resistance, acid and alkali resistance, availability of raw materials, and environmentally friendly production processes.
To study the mechanical characteristics and microstructural behavior of the concrete reinforced by raw wheat straw basalt fiber composite (RWSBFc), and treated rice straw basalt fiber composite (TRSBFc), a number of experimental tests were carried out with different composites ratios. ... Concrete is a material which characterized by high ...
A fairly comprehensive review of chemico-mineralogical characteristics of cement raw materials was published by Chatterjee (1983). This chapter is an attempt to focus on the issues relating to the selection of natural raw materials. The …
In recent years, industrial expansion worldwide has led to a significant increase in greenhouse gas emissions, notably carbon dioxide (CO 2), which is a major contributor to global warming.The production of ordinary …
The present study investigates the partial replacement of clinker with volcanic basalt powder in cement production to produce eco-friendly building materials with low emission of CO2, in addition to conserve the native raw materials from depletion. The replacement was done with various ratios up to 30%.
Basalt is an alternative raw material for fiber forming because of its relatively homogeneous chemical ... performance fibers offer potential to solve the largest problem in the cement and ...
For each building material group, a relevant building material was selected, its formula determined and used as a proxy for all other building materials in the building material group. In each case, the building material was selected that occurs most often in the buildings (in t/m³ gross volume) in terms of mass (basis: analysis of residential ...
Basalt has a number of unique properties that make it useful for various applications. For example, it is known for its durability, strength, and resistance to wear and erosion, making it ideal for construction materials such as road aggregates, concrete, and building stones.Basalt is also used for manufacturing fiber reinforcement materials, known as basalt …
This study proposes the application of basalt powder (BP) as a supplementary cementitious material (SCM) in cement formulations for Carbon Capture and Storage (CCS) …
The charactization of basalt-minerals geopolymer cement indicated the optimum pressure-strength on the addition of 3.9 % NaOH to 435 kg/cm2at the temperature of 60 oC, 589 kg/cm2at ... utilized as raw material to produce geopolymer cement due to the better quality of the cement than the conventional cement and feasible to develop as ...
National infrastructure development in Indonesia requires supporting materials, one of which is cement. This increases cement clinker production. The composition of limestone as the main raw material required in the manufacture of clinker is 81%. Basalt is used as an alternative raw material because it contains SiO2, Al2O3, and Fe2O3 with a total of >70%. It meets the …
Five cement-based materials with different basalt fiber volume fractions were prepared. The volume ratios of BF were 0%, 0.5%, 1.0%, 1.5%, 1.5% and 2.0%, ... In addition, using this printer, magnesium phosphate cement with light burned magnesia as raw material, without retarder and setting time less than 1 min was successfully realized ...
Raw Materials Corp. ... feature of RockRebar® is that takes on loads in tension precisely in step with the natural tinsel flex of Portland cement making continuous basalt fiber the best possible answer to crack control! 7. "RockRebar®" is naturally resistant to corrosion, rust, alkali, and acids. RR cannot rust, so spalling of ...
Figure 2.4.1. A cement plant in North America using alternative materials in the cement raw mix. ... Promising test results on the use of basalt as a corrective material in the raw feed for portland cement manufacture have been reported by Khadilkar and others (1989). Improvement in the raw mix reactivity was studied by firing raw feed ...
In today's world, all industries are trying to use or develop eco-friendly materials and processes owing to the growing awareness to protect eco-system and environmental resources (Li et al., 2018; Wu et al., 2022).Similarly, construction industry should also promote sustainable materials having low CO 2 footprint. Basalt fibers are considered one of the most sustainable …
The manufacturing process of basalt fiber is simple and the availability of raw material is quite common and cheaper comparing to the other materials. ... in the cement and concrete industry ...
Natural pozzolans-like Bahariya basalts used as alternative raw materials for cement clinker Portland. May 2021; Delta Journal of Science 42(2) ... (A-E) basalt raw material (1-5) and (F)
This increases cement clinker production. The composition of limestone as the main raw material required in the manufacture of clinker is 81%. Basalt is used as an alternative raw material because it contains SiO2, Al2O3, and Fe2O3 with a total of >70%. It meets the chemical requirements of ASTM C618 as a substitute material for cement making.
There are studies on the use of basalt as an alternative raw material for the production of Portland-cement clinker [20, 21], and as a mineral mixture for Portland cement, which reduces CO 2 ...
The raw materials of the mortar used are composite portland cement (PCC) from Baturaja cement company (Indonesia), beach sand from Labuhan Maringgai (East Lampung - Indonesia), …
BF retain 85% and 80% of their original tensile strength when working at 400 °C and 600 °C. 3) Natural compatibility [22]: Basalt is the raw material of BF, and the chemical composition is close to OC, which is conducive to the combination of fiber and concrete matrix. It is also a natural inorganic fiber that does not have harmful effects on ...
Weathered basalt (WB) is a useless and costless material with a negative environmental impact. The use of WB to replace clay in Portland clinker manufacturing is a successful strategy to enhance ...
Basalts are composed of plagioclase, pyroxene, and olivine minerals. Basalt used as natural volcanic pozzolans materials; represent large interest of researches as a real …
