Results 1 to 10 of about 2,491 (167)

Lightweight Reactive Powder Concrete Containing Expanded Perlite. [PDF]

open access: yesMaterials (Basel), 2021
This paper presents the test results of the lightweight concrete properties obtained by adding expanded perlite (EP) to an RPC mix in quantities from 30% to 60% by volume of the concrete mix. It has been shown that in these cases it is possible to obtain concrete containing 30% by volume with density of approximately 1900 kg/m3 and the compressive ...
Grzeszczyk S, Janus G.
europepmc   +4 more sources

ELECTRORHEOLOGICAL PROPERTIES OF BIODEGRADABLE CHITOSAN/EXPANDED PERLITE COMPOSITES

open access: yesJournal of the Turkish Chemical Society, Section A: Chemistry, 2016
In this study, chitosan (CS)/expanded perlite (EP) composites with different chitosan fractions (10%, 20% and 50%) were prepared by absorbing chitosan into porous networks of expanded perlite, as a new hybrid smart electrorheological (ER) material ...
Mehmet Çabuk
doaj   +4 more sources

Structural analysis of ferrocement composite panels with expanded perlite based mortar [PDF]

open access: yesScientific Reports
A laboratory investigation was conducted to evaluate the structural behavior of ferrocement composite panels (FCPs) incorporating expanded perlite lightweight aggregate (LWA) at varying volume fractions (55%, 35%, and 15%).
Zhengyu Wu   +2 more
doaj   +2 more sources

Expanded perlite/cork fillers applied to aerospace insulation materials [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2018
Insulations for rocket motors such as Flexible Thermal Protections (FTPs) and Rigid Thermal Protection (RTPs) act as thermal barriers against the hyperthermal environment from the solid propellant combustion.
JULIANO R.A. PINTO   +5 more
doaj   +4 more sources

Effect of SiO2 aerogel and perlite on properties of foamed concrete [PDF]

open access: yesScientific Reports
To enhance the insulation performance, strength, and fire resistance performance of foamed concrete, this paper investigates the effects of incorporating nano-silica aerogel and expanded perlite.
Wanying Qu   +4 more
doaj   +2 more sources

Investigation on the mechanical properties of Bacillus subtilis self-healing concrete [PDF]

open access: yesHeliyon
In the process of research and development of self-healing concrete, it is observed that there are three main factors controlling the self-healing effect of concrete: first, the bacteria with repair ability and strong vitality; Second, the carrying ...
Yuanyuan Tie   +5 more
doaj   +2 more sources

Preparation and Properties of Expanded Perlite/Desulphurized Gypsum Composites

open access: yesKuangchan zonghe liyong, 2022
The expanded perlite/desulphurized gypsum composite material was prepared with desulphurized gypsum and expanded perlite as the main raw materials. The single factor test method was used to study the effects of the material preparation method, the number
Huijun Yang   +6 more
doaj   +1 more source

Influence of zeolitized perlite on blended cement properties [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2016
Perlite is the mineral of volcanic origin. Expanded perlite has good heat insulation and sound absorption properties. It is light, resistant to fire, moisture and micro-organisms, harmless to health. However, due to the presence of hyaline phase,
Vaičiukynienė Danutė   +4 more
doaj   +1 more source

Bushfire-Resistant Lightweight Masonry Blocks with Expanded Perlite Aggregate

open access: yesFire, 2022
During bushfires, one of the building elements that is directly exposed to embers, radiant heat and direct flames is the “wall” element. This study investigated the feasibility of using expanded perlite aggregate in masonry (i.e., cement) blocks to ...
Indunil Erandi Ariyaratne   +2 more
doaj   +1 more source

A study on microbial self-healing concrete using expanded perlite [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2023
The increasing concern for the safety and sustainability of structures is calling for the development of smart self-healing materials and preventive repair methods. This research is carried out to investigate the extent of self-healing in normal-strength
Usama Bin Amjad   +5 more
doaj   +1 more source

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