نتایج جستجو برای: basalt fibres

تعداد نتایج: 19793  

Journal: :Journal of Taibah University for Science 2022

The present study aims to enhance the mechanical, microstructural, and fracture performance of alkali-activated coal ash with different proportions α-phase ultrafine Al2O3 nanoparticles. inspected nanoparticles are 0–3% by weight proportion basalt fibres (BF) added is 2% paste. Several tests carried out on cubical rectangular nanocomposites representative models geopolymer inspect their mechani...

H. Fajković

In 2007, research was carried out to determine the type and amount of asbestos fibers in a Croatian factory with a long history of making asbestos-containing products.Since the 1970s, asbestos fibres have been considered carcinogenic in humans i.e as a known cancer-causing agent. In the environment, asbestos fibres are inactive and naturally resist biodegradation. In time, fibres can only be gr...

Journal: :E3S web of conferences 2021

In the present study, stress-stain behaviour of confined concrete made with basalt fibre reinforced polymer bars (BFRP) were taken up. The stress-strain was studied for mixes steel rebars and BFRP rebars. confinement given in form hoops cylinders, 3 (0.8%), 4 (1.1%), 5 (1.3%) 6 (1.6%). addition fibres along enhanced compressive strength, indicating further effect concrete. It is observed that h...

2017
Huaxin Liu Jianwei Yang Xuxu Xue

In order to study the basic mechanical properties of basalt fiber reinforced recycled aggregate concrete, the concrete mix ratio, the length and the volume mixing ratio of chopped basalt fiber yarn are designed for changing factors. A total of 324 specimens have been completed for this investigation. The compressive strength, splitting tensile strength, elastic modulus and axial compressive str...

Influence of the stacking sequences of hybrid composites on the tensile strength, flexural strength, inter-laminar shear strength (ILSS) and impact energy was investigated. The hybrid glass-basalt-carbon/polyester composite laminates were processed by hand lay-up procedure at room temperature. The fracture surface of the composite laminates after the tension and flexural test was examined by sc...

Journal: :Construction and Building Materials 2021

Fabric reinforced cementitious mortar (FRCM) materials have started to be employed during the last years with aim of overcoming drawbacks related use fibre polymer (FRP) composites, proving potentially suitable for strengthening masonry structures. Moreover, will develop able guarantee a certain degree sustainability without renouncing adequate mechanical properties has drawn attention basalt f...

Journal: :iranian journal of earth science 0
h. fajković department of geology, faculty of science, university of zagreb, horvatovac 95, 10000 zagreb, croatia

in 2007, research was carried out to determine the type and amount of asbestos fibers in a croatian factory with a long history of making asbestos-containing products.since the 1970s, asbestos fibres have been considered carcinogenic in humans i.e as a known cancer-causing agent. in the environment, asbestos fibres are inactive and naturally resist biodegradation. in time, fibres can only be gr...

2015
E Karavaeva A Rogozhnikov V Nikitin Yu Cherepennikov

The article touches upon the technology of basalt fiber manufacturing and prospects of its use in dental practice. Two kinds of construction using basalt fiber have been proposed. The first one is a splinting construction for mobile teeth and the second one is the reinforced base for removable plate-denture. The work presents the results of the investigation of physical and mechanical propertie...

2015
Jeong-Il Choi Bang Yeon Lee

The basalt fiber is a promising reinforcing fiber because it has a relatively higher tensile strength and a density similar to that of a concrete matrix as well as no corrosion possibility. This study investigated experimentally the bonding properties of basalt fiber with cementitious material as well as the effect of fiber orientation on the tensile strength of basalt fiber for evaluating basa...

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