additives to increase compressive strength of concrete

The effect of using polyethylene terephthalate as an additive …

Increasing the days of curing and PET percentages increases the compressive strength of the blended concrete up to 5% of PET addition. Beyond 5% PET addition, the compressive strength of the blended concrete reduces. The initial increase of compressive strength may be due to the PET having proper bonding with the fine …

Properties of concrete with eggshell powder: A review

Eggshell is a filler that can increase the flexural strength of concrete, so the flexural strength of ESC is higher than the control mix (Doh and Chin, 2014). In some researches, ... The compressive strength of concrete increases by 6–35% with the addition of eggshell. The optimal content of eggshell varies between studies, but a huge ...

A STUDY ON GLASS FIBRE AS AN ADDITIVE IN CONCRETE TO INCREASE CONCRETE

the compressive strength of concrete, ... A study on glass fiber as an additive in concrete to increase concrete tensile strength in percent 0 to 1% has been studied for the effect on mechanical ...

Master X-Seed advanced concrete hardening accelerator

6/7/2024. 1/22/2024. 5/22/2023. Master X-Seed advanced concrete hardening accelerator doubles concrete's early strength performance and increases productivity without …

Fire Resistance of Concrete with Partial Replacement of …

The strength of M30 grade concrete with partial replacement of fine aggregate with ceramic waste up to 30% and carbon additives up to 2% shows an improvement of compressive strength by 17.56% than conventional concrete. ... further increase in the replacement can be studied and carbon fiber loses its strength at 2%, …

Understanding Concrete Compressive Strength (What is PSI?)

The compressive strength of concrete refers to how many pounds per square inch (psi) it can handle when force is applied. It is a reliable indicator of how it will perform under heavy loads or internal pressures caused by freeze-thaw cycles. Understanding what the different psi ratings mean is essential for specifying the right …

Effect of natural additives on concrete mechanical properties

In this research, it was studied the dossing effect of nopal mucilage and Ixtle fiber as additives for the enhancement of concrete's mechanical properties: compression strength, flexural strength ...

Use of Coconut Husk Fiber for Improved Compressive and Flexural

Concrete comprises high compressive strength but is weak in tension and can be reinforced with different types of fibres which benefits in improving the concrete's tensile strength to make it ...

(PDF) Compressive Strength of Concrete containing Eggshell Powder …

However, the increase in the compressive strength reported in this study is led to the incorporation of OPF as additive which enhanced the bounding between the concrete matrixes in lateral ...

Effectiveness of bamboo fiber as an strength …

The mix in concrete affects the compressive strength [1]. Types of bamboo fiber additives [2], plastic fiber [3], fly ash [4], tiny grain aggregate gradiation [5], stone ash and the primary cement ...

Properties of concrete modified with mineral additives

The tests have shown that with the increase of mineral additive content up to 10% the compressive strength of concrete after 7, 28 days and 6 months of curing increased up to 15.01%, 13.27%, 9.05% respectively.

Different mineral admixtures in concrete: a review

The present work reviews the various mineral admixtures used in concrete which modifies the concrete properties. In this study, cement is partially or completely replaced by different mineral admixtures such as fly ash, silica fume, rice husk ash, Ground Granulated Blast Furnace Slag, palm oil fuel ash and metakaolin. The strength obtained …

Best admixtures to increase the strength of concrete | L&T …

One of the most common applications of admixtures is to improve the strength of concrete structures, making them ideal for small-scale and large-scale projects. Types of Admixtures Used in Concrete to Enhance Strength. Depending on the type of project, there are five different admixtures that can be used in concrete to …

Enhancing Concrete Performance Through Concrete Additives

Enhancing Concrete Performance Through Concrete Additives. Concrete additives (or admixtures) are pivotal in modern construction as they improve concrete structures' performance, durability, and strength. Known as admixtures, these additional ingredients are carefully formulated compounds added to concrete mixes to modify their …

Biochar-concrete: A comprehensive review of properties, …

Specifically, the addition of 5% biochar by weight of cement resulted in a 10% increase in compressive strength, while reducing permeability by 15% at elevated temperatures. ... or energy crops are key factors determining the feasibility of biochar as a concrete additive [28], [48], [53]. Utilising low-cost and abundant biomass feedstock is ...

Graphene-based concrete: Synthesis strategies and …

An average increase of 26% in compressive strength was recorded in a study involving a variety of GO and concrete samples [18]. For instance, researchers from Exeter University found that the addition of 0.03 percent w/w graphene to concrete composites increases their compressive and flexural strengths by 146 percent and 79.5 …

Compressive strength prediction and low-carbon …

Portland cement concrete (PCC) is a major contributor to human-made CO2 emissions. To address this environmental impact, fly ash geopolymer concrete …

Enhancing Concrete Properties with Graphene and …

The addition of GNPs to recycled aggregate concrete (RAC) can increase its compressive strength by 14.7%, and the flexural strength by 21.5% with the addition of 0.1 wt.% GNPs. 17. The addition of GNPs to calcium sulfoaluminate cement (CSA) can improve its compressive and flexural strengths by up to 51.4 and 22.9%, respectively, …

Flexural Strength of Concrete

Flexural strength of various grades of concrete as per IS code Significance of Flexural Strength. Though the modern construction practice uses reinforcement steel to increase the tensile strength of the concrete, the computation of the flexural strength is significant as the steel reinforcement can only take care of the extreme fibre stresses in …

Effect of Addition of Rice Husk Charcoal on Concrete Compressive Strength

Based on this, this study aimed to determine the increase in optimal compressive strength of concrete with additional material of husk charcoal and compressive strength of the plan at 28 days is ...

Effects of Polymers on Cement Hydration and …

These polymers are used as additives in concrete and mortar to enhance the modulus of elasticity, bond strength, toughness, and impermeability. ... Another concrete mix containing 0.60 water-to …

Investigation of the effect of mineral additives on concrete …

In addition to cement, sand, gravel, and water, the current investigation of the influence of additives on the compressive strength of concrete at 28 days …

Impact of Admixtures on Strength Properties of …

The addition of these fibers into concrete mass can dramatically increase the compressive strength, tensile strength, flexural strength and impact strength of concrete. ... Additives which are ...

Strength development of concretes with alternative concrete additives

46 Special feature: Admixtures and additives CPI + The contribution of differing concrete additives to strength development in normal concrete was determined within the scope of an experimental ...

Investigation of the effect of mineral additives on concrete strength

In addition to cement, sand, gravel, and water, the current investigation of the influence of additives on the compressive strength of concrete at 28 days includes fly ash, silica fume, and slag. 315 concrete compositions with various amounts of additives are trained and tested using an artificial neural network. Concrete strength is largely …

On void structure and strength of ed concrete made without/with

1. Introduction. In aerated concrete, the structure is affected by the method of pore-formation (gas or ing) and is characterised into a micro-porous matrix and macropores [1].ed concrete is a particular example of aerated concrete in which addition pores have been introduced by the introduction of either preformed or by …

Utilization of Oyster Shells as a Substitute Part of …

increase concrete strength, one of which is the concrete-forming materials. This is done by substituting alternative materials, coarse aggregate, fine aggregate, cement, and additives to increase the binder's adhesion in the concrete. The materials used as substitutes are focused on utilizing waste materials. ... and compressive strength of ...

Properties of concrete modified with mineral additives

Compressive strength of concrete is one of the most important properties. The present paper analyses the effect of mineral additive content on the properties of concrete. ... With the increase of ...

Concrete Strengthening by Introducing Polymer-Based Additives into the Cement Matrix—A Mini Review

ADDITIONAL BETONMIX TO INCREASE THE STRENGTH …

performance and increase the compressive strength of concrete structurally. Normal compressive strength value of concrete at the age of 7 days is only 249.21 kg/cm2. The compressive strength of normal concrete at 28 days is 260.75 kg/cm2. The composition of the addition of the right additive will increase the compressive strength of the ...