Crushing & Grinding Machines

The effect of replacing sand by iron slag on physical

used in mass and reinforced concrete such as sand gravel crushed rocks andiron slagSteel slagis a material which could be used as a partial replacement for fine aggregate 1 The con-sumption of waste materials can be increased manifold if they are used as aggregates in both cement mortar and concrete...

Does Anybody Use Sand as a Base Before They Pour Concrete

Question by Guest_92619001 Does anybody use sand as a base before they pour concrete of a driveway I was told by one of the contractor that I needed to put a layer of sand before I poured concrete for the driveway Another contractor told me that no sand is used because it is the cause for cracks as the concrete mov I am confused...

Partial Replacement of Sand with Quarry Dust in Concrete

Granite fines or rock dust is a by-product obtained during crushing of granite rocks and is also called quarry dust In recent days there were also been many attempts to use Fly Ash an industrial by product as partial replacement for cement to have higher workability long term strength and to make the concrete more economically available...

Alternative Sand An Inevitable Resource to River Sand

Use of steel slag up to 30 as sand in concrete mixes shows better compressive and tensile strength and better acid resistance than control concrete 39 According to Singh and Siddique 40 the reduced shrinkage strain exhibited by bottom ash concrete mixes probably due to lower free water cement ratio...

USE OF QUARRY DUST IN CONCRETE AS REPLACEMENT FOR

4 The physical and chemical properties of quarry dust satisfy the requirements of sand 5 Use of quarry dust in concrete help in workability of concrete 6 Quarry dust is a waste product from stone crushing industry and available almost free-of-cost as partial replacement for river sand REFERENCES...

PDF Improved Concrete Properties Using Quarry Dust as

Concrete plays a major role in the construction industry Natural sand is a prime material used for the preparation of concrete and also plays an important role in Mix Design Now a day s river erosion and other environmental issues have led to the scarcity of river sand The reduction in the sources of natural sand and the requirement for reduction in the cost of concrete production has...

Strength Properties of Concrete with Partial Replacement

Granite dust cement replacement or addition of 50 75 100 and 150 were used The test results showed an improvement on concrete compressive strength at 50 granite dust as cement replacement and improvement on compressive strength at most levels of granite dust...

Vol 4 Issue 1 January 2015 Behaviour of Concrete on

acute shortage in many areas Quarry rock dust can be an economic alternative to the river sand Quarry Rock Dust as 100 substitutes for Natural Sand in concrete Mix design has been developed for M25 and M40 grades using design approach IS for both conventional concrete and quarry dust concrete Tests were conducted on cubes and beams to...

PARTIAL REPLACEMENT OF CEMENT IN CONCRETE BY

of partial replacement of cement with steel shot dust and to compare it with the compressive strength of ordinary M25 concrete We are also trying to find the percentage of steel shot dust replaced in concrete that makes the strength of the concrete maximum So by partially replacing cement with steel shot dust we are presenting a method...

A Study on Strength of Concrete with Partial Replacement

a reduction in strength with an increment of saw dust ash But while adding steel fibre to SDA it is observed that the fibre reinforced saw dust ash FRSDA concrete has an increase in strength twice than that of the SDA concrete at 3rd 7th and 28th days Keywords Saw dust ash concrete saw dust ash steel fibre mix...

Effect of Crusher Dust as Partial and Fully Replacement of

replacement of natural sand by crusher dust as 0 50 and 100 respectively on the strength properties of concrete The study was carried out on M25 grade concrete with 05 water cement ratio...

The Utilization Of Crushed Stone Dust As A Replacement Of

There is a significant increase in compressive strength modulus of rupture and split tensile strength for both the concrete mixes when sand is partially replaced by stone dustIt can be concluded that if 45 percent sand is replaced by stone dust in concrete it will not only reduce the cost of concrete but at the same time will save large...

Stone Dust in Concrete Effect on Compressive Strength

found that the compressive and flexural strength of concrete made of Quarry Rock Dust are nearly 10 more than the conventional concrete Suribabu et al 2015 In the present study it is proposed to investigate the optimum replacement of river sand with stone dust for concrete in term of compressive strength performance at 7 days and 28 days II...

The potential of quarry dust QDC as partial sand

Quarry dust is used as partial sand replacement for sand namely as QDC5 QDC10 QDC15 QDC20 and QDC25 for 5 10 15 20 and 25 replacement respectively following normal concrete as OPC All specimens were tested for compressive strength at the age of 7 14 and 28 days...

Experimental Investigation on Concrete by Replacement of

that up to 50 of steel slag can be used as replacement of sand The utilization of steel slag in concrete provides additional environmental as well as technical benefits for all related industri Replacement of steel slag increases the self weight of concrete specimens to the maximum of 15 to 20 For higher replacement of steel slag in sand...

STEEL SLAG AS REPLACEMENT OF FINE AGGREGATE IN

concrete development The present research work deals with a view to develop efficient concrete by addition of steel slag to evaluate the effectiveness of the use of steel slag as a partial replacement in sand To replace Sand with various percentages 10 20 30 40 of steel slag waste in M25 M30 M35 concrete Investigation have...

Partial Replacement of Sand with Quarry Dust in Concrete

-The reduction in the sources of natural sand and the requirement for reduction in the cost of concrete production has resulted in the increased need to identify substitute material to sand as fine aggregates in the production of concretes especially in Concrete Quarry dust a by-product from the crushing process during quarrying activities is one of such materials...

PDF Stone Dust in Concrete Effect on Compressive Strength

Concrete of M25 grade was designed for a w/c ratio of 048 for the replacement of 10 coarse aggregate with recycled coarse aggregate and replacement of 50 60 and 70 of fine aggregate sand...

Which material can be used as replacement for sand in

Aug 04 2018 0183 32 Granulated blast furnace slag GBFS has been able to replace Sand to the amount of 70 GBFS is byproduct of steel industry hence this method is feasible at location where steel plant is located in close proximity Copper slag is yet another r...

Partial Replacement of Sand by Quarry Dust in Concrete

Partial Replacement of Sand by Quarry Dust in Concrete Sumit L Chauhan Raju ABondre Assistant Professor P I G C E Nagpur Abstract- The paper describe the role of quarry dust In the construction of buildings and other structures to eliminate the demand of natural sand by using quarry waste to replace the use of natural sand...

Can we make concrete using quarry dust as a replacement

Yes As quarry dust also called as crushed sand is a byproduct obtained after crushing of stones rocks to make aggregat Results have shown that the concrete...

Investigations on sawdust and Palm Kernel Shells as

This study involved experimental tests workability and compressive strength tests on concrete specimen using saw dust as partial replacement for fine aggregate and palm kernel shell as partial replacement for coarse aggregate in concrete production for rigid pavements The coarse aggregate sizes used here ranges from 5mm to 125mm...

Partial Replacement of Steel Slag Aggregates in Concrete

It is found that the strength results of 0 M 0 and 0 M 50 are comparable indicating the suitability of using slag aggregate as an alternative for river sand However the third mix with fly ash replacement in binder showed reduced strength in comparison with control concrete Hence it is concluded that when slag aggregate is used as a partial...

Optimum utilization of Quarry dust as partial replacement

River sand is most commonly used fine aggregate in concrete but due to acute shortage in many areas availability cost environmental impact are the major concern Ahmed etal 1989 To overcome from this crisis partial replacement of sand with quarry dust can be an economic alternative...

Partial Replacement of Sand with Quarry Dust in Concrete

This present work is an attempt to use Quarry Dust as partial replacement for Sand in concrete Attempts have been made to study the properties of concrete and to investigate some properties of Quarry Dust the suitability of those properties to enable them to be used as partial replacement materials for sand in concrete...

Replacement Of Sand By Crusher Dust In Concrete

replacement of sand by crusher dust in concrete Effective Utilization of Crusher Dust in Concrete Using International Journal of Scientific and Research Publications Volume 3 Issue 8 August 2013 4...

PDF Study on Performance of Quarry Dust as Fine

The suitability of quarry dust as alternative material for the river sand in concrete manufacturing is studied M25 grade concrete was prepared with 0 20 40 60 80 partial replacement of...

What are the Materials for Replacement of Sand in Concrete

Instead of disposing them in landfills it can be best utilized as partial replacement to sand In crusher dust the particles finer than 150 microns are generally high a major concern limiting its percentage replacement to minimum with sand in a concrete mix...

The Implementation of Waste Sawdust in Concrete

Nowadays sawdust has been widely regarded as a sand replacement material to produce sawdust concrete This thesis uses orthogonal test to analyze the mechanical and heat preservation as well as heat insulation property with the saw- dust replacement ratio of 0 3 5 7 10 respectively to get an optimal sawdust replacement ratio...

Improving corrosion resistance of steel rebars in concrete

Oct 10 2018 0183 32 Using it as partial cement replacement may increase the surface alkalinity of the steel rebar embedded in concrete and even help long-term corrosion resistance as reported in previous researches In addition it was reported that the porosity of concrete mixes with 75 100 and 150 granite dust as cement replacement increases...