Results 11 to 20 of about 19,153 (258)

Workability of Hybrid Fiber Reinforced Self-Compacting Concrete [PDF]

open access: yesEngineering and Technology Journal, 2018
The aim of this work is to evaluate the effect of adding different types of fibers on the fresh properties of the self-compacting concrete, SCC. The used types of fibers were steel (with volume ratios of 0.75, 1.0 and 1.25 %) and polypropylene fibers (0 ...
Tareq Al-Attar   +2 more
doaj   +1 more source

Effect of Adding Polypropylene Fibers in Met kaolin-Based Geopolymer Concrete [PDF]

open access: yesEngineering and Technology Journal, 2021
Geopolymer is a binder material that was created as a result of efforts to decrease Portland cement's negative environmental effects.  Geopolymer concrete shares certain properties with ordinary concrete, including brittleness.
Qais Frieh, Mushtaq Kamil
doaj   +1 more source

An Experimental Study of Shear Resistance for Multisize Polypropylene Fiber Concrete Beams

open access: yesInternational Journal of Concrete Structures and Materials, 2021
To study the influence of polypropylene fibers with different thicknesses on concrete beams, inclined section shear tests of polypropylene fiber concrete beams were carried out.
Xin Yang   +3 more
doaj   +1 more source

Mechanical and Thermogravimetric Properties of PP Based Thermoplastic Composites Reinforced with Cotton and Polyester Waste under Dry and Wet Conditions

open access: yesJournal of Natural Fibers, 2022
The textile waste-based composites are environmentally friendly and economical. This study reports polypropylene composites reinforced with cotton fibers extracted from waste textiles and polyester fibers generated in the industry.
Zunjarrao Kamble, Bijoya Kumar Behera
doaj   +1 more source

Investigation on the effect of cellulose fiber surface characteristics on mechanical properties of cellulose fiber /polypropylene composite [PDF]

open access: yesتحقیقات علوم چوب و کاغذ ایران, 2015
In this research the effect of softwood cellulose fibers surface characteristics on mechanical properties of cellulose fibers / polypropylene composite (W.P.C) was studied.
shahram Badamchi   +3 more
doaj   +1 more source

Evaluation of the Effect of Impregnation Methods on Flexural Strength of Polypropylene Fibers Reinforced Polymethyl Methacrylate Denture Base Material: An In Vitro Study [PDF]

open access: yesInternational Journal of Prosthodontics and Restorative Dentistry
Purpose: To evaluate and compare the efficacy of impregnation procedures on the flexural strength of polypropylene fibers reinforced polymethyl methacrylate (PMMA) denture base material. Materials and methods: Eighty PMMA samples of dimensions 65 mm × 10
Kavitha Chavadapu   +5 more
doaj   +1 more source

Experimental Study on Mechanical Properties of Fiber Recycled Concrete

open access: yesRenmin Zhujiang, 2022
In this paper,the influence of fiber types on the mechanical properties of recycled concrete materials is analyzed by controlling the fiber types in recycled concrete materials.Then,the influence of the diameter,length,and mass ratio of polypropylene ...
GUAN Xiaodi   +4 more
doaj  

Determination of the Optimal Polypropylene Fiber Addition to the Dense Bituminous Mixtures by the Aid of Mechanical and Optical Means

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2012
Polypropylene fibers are completely native modifiers and they do not have any dependence on abroad in case of technology. When viewed from this point, the modification of bituminous binders with polypropylene fibers is a very important step for our ...
Serkan Tapkin, Şenol Özcan
doaj   +1 more source

Effect of date palm and polypropylene fibers on the characteristics of self-compacting concretes: comparative study

open access: yesFracture and Structural Integrity, 2023
This article presents the results of a comparative experimental study on the influence of date palm fibers to replace polypropylene fibers used as reinforcement in self-compacting concrete (SCC). Indeed, the use of polypropylene fibers makes it possible
Dounia Derdour   +2 more
doaj  

Mechanical Behavior of Concrete Containing One Type and Hybrid Fibers [PDF]

open access: yesThe Egyptian International Journal of Engineering Sciences and Technology, 2018
This research work studies the effect of the addition glass and Polypropylene hybrid fibers on concrete properties. Straight glass fibers (GF) with 14 mm length 0.013mm diameter, and Polypropylene fibers (PF) with 12mm length and 0.018mm diameter were ...
F Hasan, M Abd El-Aziz, A Abd El-azim
doaj   +1 more source

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