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Influence of Sintering Temperature on the Pore Structure of an Alkali-Activated Kaolin Based Geopolymer [PDF]

open access: yesArchives of Metallurgy and Materials, 2023
Kaolin-based geopolymers are alternatives for producing high-strength ceramics for construction materials. Creating high-performing kaolin ceramics utilizing the regular technique requires a high handling temperature (higher than 1200°C).
M.I.I. Ramli   +5 more
doaj   +1 more source

Setting Time and after Setting Properties of High Calcium Fly Ash Geopolymers with Different Concentration of Sodium Hydroxide [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
Setting time in geopolymers is known as the time taken for the transition phase of liquid to solid of the geopolymer system in which is represented in the initial setting and final setting.
Rosnita Mohamed   +5 more
doaj   +1 more source

Properties and Morphology of Fly Ash Based Alkali Activated Material (AAM) Paste Under Steam Curing Condition [PDF]

open access: yesArchives of Metallurgy and Materials, 2023
This paper details the properties, microstructures, and morphologies of the fly ash-based alkali-activated material (AAM), also known as geopolymers, under various steam curing temperatures.
Rafiza Abd Razak   +5 more
doaj   +1 more source

Silica Bonding Reaction on Fly Ash Based Geopolymer Repair Material System with Incorporation of Various Concrete Substrates [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
This paper presents an experimental investigation on the mechanical properties and microstructure of geopolymer repair materials mixed using fly ash (FA) and concrete substrates.
Mohd Mustafa Al Bakri Abdullah   +6 more
doaj   +1 more source

Flexural Properties of Thin Fly Ash Geopolymers at Elevated Temperature [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
This paper reports on the flexural properties of thin fly ash geopolymers exposed to elevated temperature. The thin fly ash geopolymers (dimension = 160 mm × 40 mm × 10 mm) were synthesised using12M NaOH solution mixed with designed solids-to-liquids ...
Yong-Sing Ng   +5 more
doaj   +1 more source

Optimization of Injection Moulding Process via Design of Experiment (DOE) Method based on Rice Husk (RH) Reinforced Low Density Polyethylene (LDPE) Composite Properties [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
Optimal parameters setting of injection moulding (IM) machine critically effects productivity, quality, and cost production of end products in manufacturing industries.
Haliza Jaya   +6 more
doaj   +1 more source

Effect of Silica Fume and Alumina Addition on the Mechanical and Microstructure of Fly Ash Geopolymer Concrete [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
This paper discussed the effect of the addition of silica fume (2 wt.% and 4 wt.%) and alumina (2 wt.% and 4 wt.%) on the properties of fly ash geopolymer concrete.
Fong Sue Min   +7 more
doaj   +1 more source

Review on Mechanical Properties of Metakaolin Geopolymer Concrete by Inclusion of Steel Fibers [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
This study summarised the recent achievement in developing fiber reinforced geopolymer concrete. The factor of replacing Ordinary Portland Cement (OPC) which is due to the emission of carbon dioxide that pollutes the environment globally is well ...
Meor Ahmad Faris   +7 more
doaj   +1 more source

Finite Element Analysis on Structural Behaviour of Geopolymer Reinforced Concrete Beam using Johnson-Cook Damage in ABAQUS [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
This paper details a finite element analysis of the behaviour of Si-Al geopolymer concrete beam reinforced steel bar under an impulsive load and hyper velocity speed up to 1 km/s created by an air blast explosion.
Nurul Aida Mohd Mortar   +8 more
doaj   +1 more source

The Effect of Thermal Annealing on the Microstructure and Mechanical Properties of Sn-0.7Cu-xZn Solder Joint

open access: yesMetals, 2021
The microstructural properties of a Pb-free solder joint significantly affect its mechanical behaviours. This paper details a systematic study of the effect of the annealing process on the microstructure and shear strength of a Zn-added Sn-0.7Cu solder ...
Mohd Izrul Izwan Ramli   +6 more
doaj   +1 more source

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