Civil Engineering Report: Self Compacting Geo polymer Concrete Design

This report presents a comprehensive analysis of self compacting geo polymer concrete, exploring its design, materials, and properties. The study investigates the use of geo polymers as an alternative to traditional Portland cement, focusing on the incorporation of fly ash, GGBFS, and silica fume to enhance workability and compressive strength. The methodology includes mix design calculations, experimental setups, and testing for fresh properties like flow ability and passing capacity, as well as compressive and tensile strength. The results highlight the benefits of geo polymer concrete, such as early strength gain through curing methods, reduced CO2 emissions, and the effective utilization of industrial byproducts. The report concludes with recommendations for optimizing the mix design, curing procedures, and the potential of geo polymer concrete as an eco-friendly and durable construction material, emphasizing the importance of factors like sodium silicate ratio, alkali content, curing temperature, and duration.

Design of self compacting Geo polymer concrete
1. Executive Summary
The improvement of salt enacted covers with prevalent designing properties and longer
solidness has developed as a contrasting option to OPC. Sooner rather than later, Geo polymers
or antacid initiated cementious materials as the other development material will be to utilize
superior materials of low natural effect that are delivered at sensible cost. These materials can
be used to the folio in concrete as a noteworthy development material. Geo-polymer materials
are inorganic polymers in view of alumina and silica units, they are blended from an extensive
variety of de-hydroxylated alumina-silicate powders consolidated with basic silicate in an
exceedingly basic condition. Utilizing lesser measures of calcium-based crude materials, bring
down assembling temperature and lower measures of fuel, result in decreased carbon
discharges of geopolymer bond fabricate up to fifty percent in examination with Portland
cement.
2. Introduction
Concrete is a sturdy development material delivered by blending Portland bond, water, totals
and added substances with exceptional extent. Reexamining the fixings and generation strategy
for traditional cement is critical as for high utilization of concrete as a development material.
High utilization of solid causes immense prerequisites of bond generation. Portland cement is
utilized as a folio in the creation of cement and is delivered by blending chose crude materials
(mud and lime) with a given extent, pounding and warming it. The conceivable answer to the
issue of high contamination rate is to make a solid which does not deliver CO2 amid the
assembling procedure alongside satisfying the necessities are required for the achieving
strength. It is actuated polymer cover which can be utilized as contrasting options to cement.
alumina-silicate materials which are inorganic.. Though, yet out of those the most valuable is
for the use of street organize the development, which contains aluminum-silicate materials
(Sashidhar C, 2015). This slide doesn't contain Portland bond at all and is finished supplanted
with modern results (i.e. Fly fiery debris, slag, and so forth) .Because of the supplanting of
Portland bond with common minerals or mechanical waste, decreases the generation of CO2
amid assembling of Portland concrete. The creation of Portland concrete adds to the ascent of
vitality use by most ninety (Rangan, 2014)percent of CO2 era for the entire development. This
vitality and CO2 are in high sum. Right now utilized (or the greater part of the licensed) outline
of solid need in flexibility and cost-viability in contrast with the consistent Portland bond
concrete. One of the real issues with the geo-polymer concrete is taking care of the new

Design of self compacting Geo polymer concrete
deliver, as it creates an awesome measure of warmth and in addition high antacid response.
The solid should be put and cured at an all around kept up the temperature and in this manner
it constrains the utilization for precast individuals just, as on location temperature can't be
controlled (Khatib, 2008). The further research is going in the field for advancement of polymer
solid which takes after the matters with least CO2 discharges and furthermore diminishing very
harsh initiating arrangements.
3. Literature Review
The compacting concrete and its properties by supplanting the concrete substance in levels of
ten to forty percentage and half of fly ash (Djwantoro Hardjito, 2008). During the investigation,
it has been discovered that with increment in the super plasticizers dose the workability was
expanded in this way the required droop esteem satisfying the criteria of EFNARC was acquired.
For 30% fly fiery remains substitution the new properties were great when contrasted with
different blends. A substitution of 30% was gotten as the ideal thought for stream capacities,
mechanical properties and sturdiness of SCC. The corrosion resistance of SCC with fly fiery
debris was higher when contrasted and concrete blends without fly cinder at the age of twenty
eight to ninety days. The properties of polymer concrete with smaller micro silica Cement
were supplanted with miniaturized micro silica in five to ten percentage (M. Fareed Ahmed,
2013). The workability of the blend was assessed by the workability test, . It was seen that the
workability diminishes with increment in the level of small micro silica.It was presumed that at
five percentage substitution of micro silica the blend indicates great strength and durability
quality.It ‘s additionally increment to substitute rate the compressive quality abatements
continuously.
4. Objectives, and Sub-goals
The main objective of this type of concrete will be
 It should be economically efficient. So that common People use this very easily.
 There should be less CO2 emitted.It would be then possible when we replace the
cementious particle with non reactive fly ash with proper design.
 We should develop the concept about the self compacting concrete with use of Nano
polymers.

Design of self compacting Geo polymer concrete
Sub-Goals
Here we consider about the strength part. Because this is moreover necessary part
about any concrete so that it gains his maximum strength (Daniel L.Y. Kong, 2010).
 The concrete should be durable enough so that it is not affected by the outer
environment and fire resistant also.
 We have to design the concrete in such way that it gains the maximum strength
after 28 days up to 80Mpa.
 Then it comes workability. Workability should be enough so that it should not
increase the fluidity and it should be easily place able.
5. Methodology
We design the mix is created by hypothetical computations, taking the oath of every particles
utilized for the generation . An exact figuring ascertains the hypothetical compression quality
of the solid. The mix design is figured is then thrown in the research facility; concrete cubes
are coated and kept at twenty eight days under water. The compressive quality can be
measured by the laboratory machine . It is additionally tried with four warm curing (T.Jeevetha,
2014). The concrete is checked and attempted to see howmuch he gains the workability and
there is no need of compaction. (Pradip Nath, 2014).
6. Experimental Set-up
To set up a trial outline, different blend plans is seen alongside the result of quality and stream
capacity. Different articles and diary papers are alluded to getting a thought of the material
extent for the improvement of cement (V. Eswaraiah, 2014). The compressive quality and the
compaction of the solid are significantly engaged amid the exploration. Research has
additionally improved the situation the blending of the concrete. A specific time is given for the
blending, it is seen that it expands the blending time when we add plasticizers in concrete mix.
1. The material is collected.
2. Then all materials are mixed in desired calculated proportions.
3. Make the desired mix
4. For test casts some cubes, according to the desired design and mix
5. Curing up to seventy two days and record the strength.
6. Check the tensile
7. workability test
8. Alkali acid Test

Design of self compacting Geo polymer concrete
7. Materials Used
The different materials used are under follows
1. Cementious Particle
2. Finer aggregate
3. Coarser aggregate
4. FlyAsh
5. GGBFS
6. silica gel
7. Super plasticizer (Conplast SP430)
8. Portable Water

Design of self compacting Geo polymer concrete
8. Result and Outcome
The fundamental crisp properties required by Geo polymer concrete are flow ability or filling
capacity, passing capacity and imperviousness to isolation. The tests performed on concrete are
Slump stream, T-50cms stream, V-Funnel, L-Box is fulfilling the rules. Geo polymer concrete
accomplishes quality right on time than ordinary cement (Sashidhar C, 2015). This happens on
account of the curing strategy connected. Stove curing or high temperature curing upgrades the
early quality achievement. Geo polymer solid shows ideal compressive quality essentially at
sodium silicate to sodium hydroxide proportion of 2.0. It indicates compressive quality acquired
for various evaluations. Temperature has a noteworthy influence in quality accomplishment. It
demonstrates twenty eight day compressive qualities of Geo polymer concrete at different
temperatures. Variation in soluble base to cover proportion, curing time likewise has
particularly significantly in quality.

Design of self compacting Geo polymer concrete

Design of self compacting Geo polymer concrete
9.Conclusion
From exploratory investigation led to Triple mixed self compacting Concrete, it is presumed that
The workability of cement has been expanded with the expansion of Fly Ash, Ground
Granulated Blast Furnace Slag and Silica Fume as a substitution of bond and it fulfilled the
acknowledgment criteria for self compacting concrete, additionally the option of super
plasticizers made the solid more workable. The compressive quality, flexural quality and split
rigidity have been expanded up to 25% substitution of bond by ten percent Fly powder, ten
percent GGBS and five percent silica see the Beyond the substitution of ten percent Fly Ash,
GGBS and five percent Silica Fume in bond brought about reduction of quality attributes and
workability. Triple mixed self compacting concrete decreases measure of bond substance and
make utilization of modern results. There by decreases the ecological contamination and stays
as an Eco well disposed cement. Compressive quality of Geopolymer concrete is sufficiently
adequate to be utilized as a part of development exercises. Fundamental thought ought to be
given to the curing procedure. It implies appropriate broiler curing prompts great quality
properties, generally the quality achievement may expend time. This Geopolymer solid
innovation ends up being a decent other option to bond and accordingly it decreases or wipes
out the hurtful impacts caused by concrete. Huge emanation of CO2 can be disposed of. In the
meantime fly fiery remains is a result which is to a great extent access can be adequately used
for development. Different components should have been considered are Sodium silicate to
sodium hydroxide proportion or potassium silicate to potassium hydroxide preparation, the
molars of Sodium hydroxide or potassium hydroxide (as per salt utilized), Alkali to cover
proportion, Curing temperature and curing period.

Design of self compacting Geo polymer concrete
10. References
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Design of self compacting Geo polymer concrete