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Rheological and physicomechanical properties of rod milling sand-based cemented paste backfill modified by sulfonated naphthalene formaldehyde condensate
Rod milling sand (RMS)—a coarse sand aggregate—was recycled for cemented paste backfill (CPB) for the underground mined area at the **chuan nickel...
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An Assessment of South African Chromite Sand Crushing Ratio
Mechanical reclamation is the de facto method of sand recycling in most foundries used to limit sand dum** and adhere to environmental regulations....
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Effect of Ball Milling Time on Strengths of Hybrid Fiber-reinforced Plaster Molds for Investment Casting
In order to prepare high strength plaster molds for investment casting, polypropylene and aluminum silicate hybrid fibers of contents 0.50 wt% were...
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High-efficiency, self-grinding exfoliation of small graphene nanosheets from microcrystalline graphite driven by microbead milling as conductive additives
Direct mass exfoliation of graphene from bulk graphite with high yield and productivity for commercial applications is challenging. This work...
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Sand casting of surface alloyed butterfly valve with improved hardness and corrosion resistance by incorporating metal powders in-mold coatings
A cost-effective procedure to surface alloy WCB steel butterfly valve sand castings using mold coatings incorporating metal and ferroalloy powders...
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Aerogels for Foundry Applications
The casting of metals and alloys is very often performed into molds made of sands bonded by polymers. Resins based on, for instance,...
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Aluminum Nitride in Al–Si–Mg Alloy
When liquid aluminum is exposed to air, an oxide layer instantaneously forms on the surface of the melt, which, when enfolded, becomes a double oxide...
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Environmental hazard of polypropylene microplastics from disposable medical masks: acute toxicity towards Daphnia magna and current knowledge on other polypropylene microplastics
The COVID-19 pandemic has increased the use of disposable plastics, including medical masks, which have become a necessity in our daily lives. As...
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Carbon Nanotube Research Developments: Published Scientific Documents and Patents, Synthesis, and Production
This chapter presents a quantitative study on the number of patents and other scientific publications on carbon nanotubes (CNT) released in the last...
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NbB2 Modified Al–Cu Alloys Fabricated by Freeze-Ablation Casting under High Cooling Rate Solidification
At present, improving the properties of aluminum alloys is generally achieved by increasing the cooling rate of the melt and adding micro-nano...
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Numerical Simulation and Experimental Validation of Fluidity of AlSi12CuNiMg Alloy using Multi Spiral Channel with Varying Thickness
The cast AlSi 12 CuNiMg alloy finds broad applications in automotive components. The manufacture of defect-free castings, especially for long,...
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Effect of Nano-Sized SiO2 Particles Addition on Microstructure and Mechanical Properties of As-Cast Ductile Iron
In order to improve the mechanical properties of ductile iron, different contents of SiO 2 particles are added into ductile iron in the casting...
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Modification of Double Oxide Film Defects with the Addition of Mo to An Al-Si-Mg Alloy
In this work, Mo was added into Al melt to reduce the detrimental effect of double-oxide film defect. An air bubble was trapped in a liquid metal...
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Waste-Based Zeolites and their Advanced Composites for Wastewater and Environmental Remediation Applications
The drinking waterWater crisis has shaped into a major threat for the humanHuman race nowadays due to heavy and unwanted wastage of waterWater for...
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Reaction products of Sm2Zr2O7 with calcium-magnesium-aluminum-silicate (CMAS) and their evolution
During flight, many silicates (sand, dust, debris, fly ash, etc.) are ingested by an engine. They melt at high operating temperatures on the surface...
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Effects of Blasting and Grinding Agents as Well as Cutting Fluids on TSEE from Mechanically Deformed Surfaces
Prior to surface modification of practical metal surfaces, one performs various mechanical treatments. In fields such as tribochemistry and coatings,...
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Ferrite Nanoparticles for Water Decontamination Applications
“No water, no life. No blue, no green.”—Sylvia Earle. Despite 75% of aqueous flora fauna, humans are still struggling with potable water. In this...
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Summary and Future Direction
In the last chapter of the book, the discussions made in the previous chapters are summarized and future direction for the research and development...