Download: Download high-res image (298KB) Download: ... Waste marble powder is generated by cutting marble slabs into the required shapes and sizes using diamond wires or a circular saw that . Workability. As shown in Fig. 2, the Abrams cone slump increases with the substitution rate of sand by WMP up to 15%. When the substitution rate exceeds ...
WhatsApp: +86 18221755073
This research program aimed to examine the feasibility of using waste marble powder (WMP) and sugarcane bagasse ash (SBA) in the manufacturing of clay bricks.
WhatsApp: +86 18221755073
Download: Download full-size image; Fig. 3. Effect of the marble powder ... The general conclusion of this study is that the incorporation of waste marble powder was beneficial. The properties of air-cured blended cement paste with MP tended to decline for replacement ratios of more than 10%. Acceptable results were obtained for a replacement ...
WhatsApp: +86 18221755073
Fig. 1 shows images of waste marble that are detected in different regions in Turkey and cause environmental pollution. Download: Download high-res image (231KB) ... The influence of waste marble powder that replaced cement at the rates of 2.5%, 5%, 7.5%, and 10% by weight on the mechanical, physical, and chemical properties of type CEM I and ...
WhatsApp: +86 18221755073
In figures 3(a) and (b), the real-time images and SEM images of raw marble dust powder was shown respectively and in figures 4(a) ... Waste marble powder (WMP) could be used as a cement ...
WhatsApp: +86 18221755073
Marble, known as a metamorphic rock transformed from pure limestone, are increasingly used in building materials industry in China. In the process of marble processing, a large amount of waste powder, occupied approximately 30% of raw marble, was produced after being cut or polished as a by-product; waste marble powder (WMP) has resulted in serious …
WhatsApp: +86 18221755073
Scanning electron microscope images of three different waste marble powder: (A) gold, (B) cherry, and (C) white.
WhatsApp: +86 18221755073
The marble proacessing plants in Sardinia have 15 marble quarries and processing units each, which can produce approximately 60,000 m 3 /year of waste marble powder (WMP) (Siotto et al., 2008). The total amount of WMP produced during the processing of marble is reported to be 6×10 9 tons ( Siotto et al., 2008 ).
WhatsApp: +86 18221755073
We report a brand new recycling route of waste marble powder, by means of surface modification with homemade nano-TiO 2 particles to produce low cost coating materials for the application in air quality improvement. The as-prepared nano-TiO 2 in anatase phase exhibits excellent photocatalytic characteristic, reflected by the high degradation rate of over …
WhatsApp: +86 18221755073
When the SEM images and EDS analyses of the GP35 and MP30 samples were examined, ... Efficiency of waste marble powder in controlling alkali–silica reaction of concrete: a sustainable approach. Constr Build Mater 154:590–599. Article CAS Google Scholar ...
WhatsApp: +86 18221755073
The marble industry in Afghanistan generates significant waste due to a lack of skilled labor and advanced machinery, which is often discarded in landfills. Previous studies suggest that marble waste can be utilized in construction, particularly in cement-based structures. This research investigates using marble waste in concrete as a replacement for cement and …
WhatsApp: +86 18221755073
Reutilization of the industrial wastes and its byproducts has a great importance for sustainable industrialization and economic growth of the country [1], [2].Treatment of waste and its proper disposal is one of the foremost environmental issues that persist since the industrial revolution [3], [4].A few emerging industries such as marble industries are at high alarming …
WhatsApp: +86 18221755073
The chemical analysis of the marble powder waste as well as the OPC was carried out using the X-ray fluorescence (XRF) technique in which a Philips Spectrometer PW 1400 using Rubidium Rb-k∝ radiation at 50KV and 50 mA has been used.The samples were ground to pass a 75 μm sieve and pellets were prepared by the pressed method using the manual press …
WhatsApp: +86 18221755073
Download: Download high-res image (93KB) Download: Download full-size image; Fig. 1. Particle size distribution of B C. 3.1.2. Fine aggregates. ... Marble Powder: In this study, waste marble powder with a specific gravity of 2.70 according to ASTM C188 [20] was used. The marble powder is white in color and was supplied as marble industry waste ...
WhatsApp: +86 18221755073
We report a brand new recycling route of waste marble powder, by means of surface modification with homemade nano-TiO 2 particles to produce low cost coating …
WhatsApp: +86 18221755073
Marble, as a widely used building decoration material, produces a significant amount of waste marble powder (WMP) during processing. To investigate the potential of WMP as a precursor in the preparation of alkali-activated binders, this paper uses WMP as the only precursor and conducts a series of macroscopic mechanical and microscopic characterization …
WhatsApp: +86 18221755073
Eco-friendly and durability of material has been the focuses of different researches; however, limited are considered both the nanomaterial and byproduct. Therefore, the aimed of this study is to investigate the influence of nano-Fe2O3 (NF) on various properties of cement mortar with marble powder (MP) as supplementary cementitious material (SCM). Fresh and …
WhatsApp: +86 18221755073
Using 10% sand, 10% cement amalgam, and 20% MPW, Ashish's research on concrete mixtures with marble powder in place of cement and sand revealed that marble powder was a workable substitute 20,21.
WhatsApp: +86 18221755073
This approach is referred to as inactive waste marble powder (IAWMP) treatment of soil. Geotechnical and mineralogical studies were conducted with varying dosages of WMP (5–20%) in both the IAWMP and CCWMP treated soil. ... The scanned images of the untreated soil and treated soil were observed at 20 μm scale and particle sizes were compared ...
WhatsApp: +86 18221755073
Waste marble collected from marble processing plants was in lumps. To achieve homogeneity and the highest degree of calcination, marble waste lumps were grinded to powder form using ball mill. Calcination was performed in a rotary kiln; powder marble waste was fired in a rotary kiln for 1 h at 800–900 °C (see Figures S1 and S2).
WhatsApp: +86 18221755073
The results presented here indicate the potential application of inexpensive waste marble powder as an alternative to commercial sorbent used in calcium looping (CaL) process …
WhatsApp: +86 18221755073
Furthermore, Yorulmaz et al. [74] demonstrated that the CBR value of high-plasticity clay samples was not affected by the specific type of waste marble powder used. However, the inclusion of both calcitic and dolomitic marble waste powders resulted in an initial decrease in CBR value of 10–20 %, followed by an increase.
WhatsApp: +86 18221755073
In the current study, waste marble powder was utilized to produce lightweight fired clay bricks and in the treatment of flue gases. Marble waste powder used in clay bricks and flue gas treatment was collected from local marble processing plants, and its chemical composition was analyzed using energy-dispersive X-ray analysis and X-ray fluorescence. Clay bricks were produced in …
WhatsApp: +86 18221755073
Waste marble powder (WMP) is industrial waste characterized by serious environmental pollution and a low recycling rate. ... (37.26–46.04%) losses. Moreover, scanning electron microscopy (SEM) images showed that specimens containing SF and WMP (especially SF10 and SF10M5) exhibited better resistance to MgSO 4 and H 2 SO 4 attack. Overall ...
WhatsApp: +86 18221755073
Waste marble powder (WMP) has been the focus of study lately as a filler material in ordinary concrete and GPC. ... As seen in SEM images, it was determined that there were micro pores in RAP aggregate. In addition, RAP aggregates were generally angular due to the stone crusher. The specific gravity of RAP aggregate was measured as 2.65, and ...
WhatsApp: +86 18221755073
The 3D image shows the rough coral-like surface of the MW with a valley height of around 400 nm (Fig. 4 d). Download: Download high-res image (2MB) Download: Download full-size image; ... (WCO), marble waste (MW) powder exhibited high selectivity towards jet fuel hydrocarbon biofuel. The optimum catalyst at 3 % concentration and pyrolysis ...
WhatsApp: +86 18221755073
The key points of this study were to examine the effects of waste marble powder on the different properties of sustainable marble clay bricks, i.e., water absorption ability, bulk density, …
WhatsApp: +86 18221755073
The use of waste marble powder in the construction industry not only lowers project costs, but also reduces the likelihood of soil erosion and water contamination.
WhatsApp: +86 18221755073
This issue can be effectively addressed by using industrial waste like waste marble dust (WMD) for substitution of cement in concrete and waste glass powder (WGP). In this research work, cement is replaced by WMD up to 9%, and WGP is used up to 10% as a substitute of fine aggregate along with use of bacterial solution to improve post cracking ...
WhatsApp: +86 18221755073
The main motivation behind this research study is investigating the potential application of waste marble powder as sorbent in CaL cycle CO2 capture process in order to minimize and improve …
WhatsApp: +86 18221755073