is basalt and polypropylene has good combination for m concrete

The performance of basalt fibre in high strength concrete

Mar 22, 2017· The main aim of the investigation program is first to prepare the strength of concrete of grade M40 with locally available ingredient and then to study the effect of different proportion of basalt fibre in the mix and to find optimum range of basalt fibre content in the mix. The concrete specimens were tested at different age level for ...

Effect of Fibers on the Properties of Self- Compacting ...

One can also melt basalt (1300-1700°C) and spin it into fine fibers. When used as (continuous) fibers, basalt can reinforce a new range of (plastic and concrete matrix) composites. It can also be used in combination with other reinforcements (e.g. basalt/carbon) [4-5, 6, and 7]. The polypropylene fibers have a low modulus

Flexural Toughness of High-Performance Concrete with ...

Sep 25, 2018· In this work, an investigation is made to evaluate the flexural toughness of hybrid fibre-reinforced high-performance concrete (HPC) containing different combinations of basalt (B) and polypropylene (P) fibres. The experimental studies consisted of the three-point flexural tests on notched beam specimens. The specimens incorporated basalt/polypropylene (BP) fibres in 11 mixtures with ...

EXPERIMENTAL STUDY ON MECHANICAL PROPERTIES OF …

M70 grade of concrete mix design Based on IS Code 10262:2019 and find the mechanical and durability property of concrete with basalt and polypropylene fiber. Key Words: High-performance concrete, Basalt fiber, Polypropylene fiber, Silica fume, Fly ash, …

Investigation of the Effects of Basalt Fibers on the ...

without the use of stirrups. Steel and glass fibers have been commonly used in concrete, besides another fiber which has good characteristic properties, is basalt fiber (BF). Among various fiber materials, the use of basalt fiber reinforced concrete (BFRC) has many advantages such as relatively low

International Journal of Civil Engineering and Machinery ...

which has good compatibility with concrete. After add-ing fiber, the performance of concrete in all aspects can ... The combination of materials makes the concrete matrix have excellent uniformity, inhibits the ... when basalt and polypropylene fiber are blended alone, after 50 freeze-thaw cycles, only basalt is blended. In the

1. Introduction - Hindawi

The polypropylene fibres used in high-performance concrete can increase its tensile strength, toughness parameters, and fire and impact resistance and decrease long-term shrinkage [13 – 17]. On the other hand, the basalt fibres are not yet widely used in civil engineering, although they show a good compatibility with concrete.

Mechanical Properties of SCC Reinforced with Basalt Fiber ...

Jul 25, 2020· Percentage of fibers considered are 0.5percent, 1percent and 1.5percent of concrete mix. Ratio of volume of hybridization of fibers includes 1is to1, 1is to3 and 3 is to1(Polypropylene fiber is to Basalt fiber) for the above percentage of fibers. Key Words: self compacting concrete, basalt fiber, polypropylene fiber, mechanical properties

A study of tensile and compressive properties of hybrid ...

Aug 20, 2020· The results indicated that the better positive hybrid effect for both tensile and compressive tests were achieved when the mass ratio of basalt fiber to polypropylene fiber is 1:2 with the total mass of 6 kg/m 3. At this time, when compared with the concrete without fibers, the tensile strength and the tensile strain increased by 24 and 55% ...

Effect of basalt fiber on chloride ion penetration of ...

Jan 01, 2020· Yew M K, Mahmud H B, Ang B C and Yew M C 2015 Influence of different types of polypropylene fibre on the mechanical properties of high-strength oil palm shell lightweight concrete[J] Construction and Building Materials 90 36-43. Crossref Google Scholar

Basalt Fiber | Scientific.Net

The designed lightweight aggregates concrete is targeted to be used in staircase of a structure having the shape of helicoid. In the concrete, chopped basalt fiber portion was added to each concrete mixture specimen reinforced as reinforcement. The basalt fiber percentages used are 0, 0.45, 0.9, 1.2 and 1.6.

Study on stability of polypropylene fibre concrete in ...

the systematic methodologies were still limited. There have been few researches on Polypropylene fibre and has not published on the stability of polypropylene fibre reinforced concrete at abnormally high temperature and water. Therefore, this paper focuses into stability of polypropylene fibre concrete in water and abnormally high temperature.

Influence of basalt-polypropylene fibres on fracture ...

Feb 01, 2019· Although each type of fibre has improved specific concrete properties, the fracture behaviour of HPC reinforced with only basalt and basalt/polypropylene fibres has not been elucidated. Basalt fibres are not commonly used for structural concrete applications. They come from basalt ore and have a good compatibility with concrete.

A STUDY ON FLEXURAL BEHAVIOUR OF BASALT FIBER …

fibers, glass fibers polypropylene fibers. 1.1 Basalt Fiber Basalt is a volcanic rock and can be chopped into small particles then formed into continues or chopped fibers. Basalt fiber has a higher working temperature and has a good resistance to impact load, fire resistance and chemical attack.

Flexural Toughness of High-Performance Concrete with ...

Jan 01, 2018· Polypropylene fibre can effectively improve the flexural toughness of concrete. On the contrary, polypropylene and basalt fibres have a good synergic effect when the fibre content of at least half of the polypropylene fibres is present.

Comparison of Basalt and Polypropylene fibers in concrete

the proportion of basalt fiber is 2.7-2.8, polypropylene fiber – 0.91. That is, with the same fiber diameter and length, in order to reinforce the concrete volume of basalt fiber, it is necessary 3 (three) times more. At the same time, it is worth considering the economic feasibility of …

Comparative Study on the Behaviour of Hybrid Fiber ...

Combination of basalt fiber and polyolefin fiber together in a concrete shows very good results. This paper focuses on the experimental investigation carried out on hybrid fiber reinforced concrete (combination of basalt fiber and polyolefin fiber) with different volume fraction of concrete.

FLEXURAL BEHAVIOR OF BASALT FRP BAR REINFORCED CONCRETE ...

flexural behavior of basalt frp bar reinforced concrete members with and without polypropylene fiber. imthathullah khan. download pdf. download full pdf package. this paper. ... flexural behavior of basalt frp bar reinforced concrete members with and without polypropylene fiber.

US20120298291A1 - Matrix basalt reinforcement members for ...

Matrix basalt reinforcing members for concrete. The basalt members are specifically formed to provide tension support having a beneficial use with pervious concrete used in large areas such as sidewalk and parking lot. The basalt reinforcing members add structural rigidity to the pervious concrete, making the pervious concrete capable of supporting heavy loads such as trucks without cracking ...

Vol. 5, Special Issue 9, May 2016 Experimental ...

decreased for 1% fiber this may be because of fibrillated nature of basalt & polypropylene fiber which affect the homogeneity of concrete. [7] Harish and Anandh (2015). Outline of this paper on M20 grade concrete using various combinations of hybrid fibers i.e., Coconut fiber and recron fibre.

A Review of Stee-Polypropylene Hybrid Fiber Reinforced ...

The steel-polypropylene hybrid fiber reinforced concrete can take full advantages of macro-scale crack resistance and toughening effect on the concrete matrix of steel and polypropylene fibers. The shortcomings of concrete are improved and there is a wide prospect application in engineering. This paper summarizes the enhancement theories of hybrid fiber reinforced concrete to explain its ...

Search results for: flexural and shear yielding

Concrete mixes and materials have been proposed and evaluated to select the best combination for successful 3D concrete . The main characteristics of the 3D concrete in the fresh and hardened states are considered, such as slump test, flow table, compressive strength, tensile, and flexural strengths.

Reinforced concrete - Wikipedia

Reinforced concrete (RC), also called reinforced cement concrete (RCC), is a composite material in which concrete's relatively low tensile strength and ductility are compensated for by the inclusion of reinforcement having higher tensile strength or ductility. The reinforcement is usually, though not necessarily, steel bars and is usually embedded passively in the concrete before the concrete ...

A study of tensile and compressive properties of hybrid ...

The results indicated that the better positive hybrid effect for both tensile and compressive tests were achieved when the mass ratio of basalt fiber to polypropylene fiber is 1:2 with the total mass of 6 kg/m 3. At this time, when compared with the concrete without fibers, the tensile strength and the tensile strain increased by 24 and 55% ...

Effects of using fibres on cracks and the ductility of ...

in concrete in hot climates; lightweight aggregate also has good insulation properties. To reduce the heat hydration in hardening concrete, a good compromise can be obtained by replacing the cement with pozzolan/silica fume and using lightweight aggregate, which has a high water absorption. This combination may provide a

Basalt Fiber Reinforce Cement-Based Composite Materials ...

According to project needs, the best combination of flexural strength is optimized. The enhancement mechanism and damage features are analyzed and evaluated by SEM, the result shows that the basalt fiber as enhanced component have a very good flexural strength enhancement effect, the maximum increased rate will reach 2.91 times.

Fiber properties guide | Texonic

It is commonly used in combination with other fibres (primarily glass, basalt, carbon) to expand the performance of existing materials by reducing brittleness, damage tolerance and puncture resistance. Remains white when laminated. It is a good economical candidate for increased thickness with a fairly low weight and improved toughness.

Mechanical Properties of High Volume Fly Ash Concrete ...

Dec 04, 2016· This paper has shown that three fibers (steel, polypropylene, and basalt) can be added in a hybrid combination to achieve compressive strengths higher than the normal OPC. In particular, a hybrid combination of 1% steel, 0.75% polypropylene, and 0.75% basalt provided the highest strength results in terms of common mechanical properties.

Density of Materials | Material Properties

Polypropylene have properties that are similar to polyethylene, but it is slightly harder and more heat resistant. It is a white, mechanically rugged material and has a high chemical resistance. Polypropylene is recyclable. Polypropylene is the second-most widely produced commodity plastic (after polyethylene). Polypropylene has many applications.

Basalt Fibers: Alternative to Glass? | CompositesWorld

Aug 01, 2006· In crushed form, basalt also finds use as aggregate in concrete. More recently, continuous fibers extruded from naturally fire-resistant basalt have been investigated as a replacement for asbestos fibers, in almost all of its applications. In the last decade, basalt has emerged as a contender in the fiber reinforcement of composites.

American Concrete Institute

The American Concrete Institute (ACI) is a leading authority and resource worldwide for the development and distribution of consensus-based standards, technical resources, educational programs, certification programs, and proven expertise for individuals and organizations involved in concrete design, construction, and materials, who share a commitment to pursuing the best use of concrete.