Remin University of China is the first newly established formal university founded by the Communist Party of China. It is a comprehensive research-oriented nati
Email: mailto:info@yczggroup.com
Send Inquiry
Jun 01, 2011 · For both concrete compressive and tensile strength tests, the SCC with silica fume gives the highest values followed by SCC with fly ash and then PC concrete for all curing periods and conditions. An experimental program carried out by Ravikumar et al. [9] , aimed at producing and evaluating SCC made with high volumes of kiln ash.
Get A Quote
Oct 15, 2012 · In this paper, ASTM C 618 Class F Fly Ash (FA) at 25%, 30%, 35% and 40% and Silica Fume (SF) at 5%, 10%, 15% and 20% replacement of Portland Cement (PC) CEM I 42.5 in SCC was used to evaluate the effect of types and quantity of powder additions on compressive strength and permeations properties of SCC. To this end, eight types of SCC were designed, in comparison with Vibrated …
Get A Quote
The study confirms that SCC with 10% OPC and 90% supplementary cementitious composites (GGBS, silica fume, fly ash) can achieve compressive strength sufficient for many practical applications by
Get A Quote
Effect of Fly Ash and Silica Fume on Compressive Strength, Sorptivity and Carbonation of SCC Vol. 17, No. 1 / January 2013 −205 − followed by SCC with only PC, SCC with FA and VTC spec- imens for 7, 28 and 130 days. Because SF is a highly active mineral additive …
Get A Quote
Oct 08, 2019 · The results showed increasing trend in compressive and flexural strength with the increase of silica fume content in the mix, the compressive strength of these bricks at 20% of Silica fume …
Get A Quote
Oct 15, 2012 · In this paper, ASTM C 618 Class F Fly Ash (FA) at 25%, 30%, 35% and 40% and Silica Fume (SF) at 5%, 10%, 15% and 20% replacement of Portland Cement (PC) CEM I 42.5 in SCC was used to evaluate the effect of types and quantity of powder additions on compressive strength and permeations properties of SCC. To this end, eight types of SCC were designed, in comparison with Vibrated …
Get A Quote
Effect of fly ash and silica fume on compressive strength of self-compacting concrete under different curing conditions June 2011 Ain Shams Engineering Journal 2(2):79-86
Get A Quote
Effect of Fly Ash and Silica Fume on Compressive Strength, Sorptivity and Carbonation of SCC Vol. 17, No. 1 / January 2013 −203 − the fresh and engineering properties of SCC have been carried out adequately. In this study, the effect of type and quantity of powder additions on the compressive strength, water sorptivity
Get A Quote
May 12, 2020 · However, the compressive strength of 25% PC; 65% FA; 10% SF is greater than the compressive strength of Portland cement control by 2%. Nevertheless, owing to the high pozzolanic reaction and the micro-filler effect of SF than that of FA, there was an improvement in the compressive strength of Portland-fly ash-silica fume concrete.
Get A Quote
Oct 08, 2019 · Compressive strength of conventional clay bricks is 1.27 (N/mm2) Compressive strength of bricks at different percentages of Fly ash and Silica fume (N/mm2) Silica fume Fly ash …
Get A Quote
To study the effect of fly ash and silica fume in the compressive strength characteristic of high performance concrete specimens were cast and for the combination mentioned in Table 3 Fly ash has been used as cement replacement material for ( 0%, 10%, 20% and 25% ) cement replacement level with different values of Silica fume ( 0%, 2.5%, 5%, 7
Get A Quote
This paper investigates the experimental results on the effect of nano silica fume on compressive strength development of concretes containing high volume fly ash (HVFA). The effect of various silica fumes contents such as 1%, 2% & 3% (wt. %) as partial replacement of cement on the compressive strength of cements is evaluated in the first part.
Get A Quote
Feb 01, 2007 · This study focuses on studying the effects of fly ash and silica fume replacement content on the strength of concrete cured for a long-term period of time by neural networks (NNs). Applicability of NNs to evaluate the effects of FA and SF for a long period of time is investigated.
Get A Quote
Apr 08, 2017 · Compressive strength: fly ash has strong effects in compressive strength of concrete for 7 and 28 days of age. The variation of compressive strength for different replacement levels of OPC by Fly Ash. As well as fly ash, Silica fume has also strong effects in compressive strength of concrete for 7 and 28 days of age.
Get A Quote
Aug 01, 2014 · The presence of silica fume in the cement-fly ash mixture in the above study considerably reduced the volume of large pores at all ages. In another study, Carette and Malhotra also evaluated the effect of silica fume on the compressive strength of concrete containing 30% fly ash. They observed increase in compressive strength of fly ash
Get A Quote
AbstractThis study presents results on the influence of silica fume (SF) and additives on the unconfined The influence of EP on the strength of marine soft clay is not significant. Compared with the effect of a single additive of sodium hydroxide or weed ash, the selected composite additives—namely, weed ash/calcium chloride, weed ash/EP
Get A QuoteIt was found that the highest replacement level of 40 % by fly ash and 16 % by silica fume, simultaneously, i.e. a total replacement of cement to the extent of 56 % gave a 10 % increase in the 28-day compressive strength compared to that of control concrete.
Get A Quote
Sep 20, 2018 · The objective of this work is to investigate the effects of steel slag and silica fume additions on the compressive strength and thermal properties of the autoclaved lime-pozzolana pastes. Four sets of pastes with varying lime content from 12% to 25% were prepared at 180 °C for 8 h. Then FA was replaced with BOFS and SF in each set.
Get A Quote
Effect of Microsilica and fly ash on the strength of concrete Author: Aditya Dhagat, Manav Mittal Subject: International Journal of Scientific & Engineering Research Volume 4, Issue 8, August-2013 Keywords: Fly-ash, Slag, Micro-Silica, Concrete, Compressive strength, Cement, Coarse Aggregate, Pozzolanic, Cementitious Created Date
Get A QuoteYou can also send a message to us by this email info@yczggroup.com, we will reply tu you within 24 hours.Now tell us your need,there will be more favorable prices!
Office Add: Xinyuan Road, Industry Area, Wenxian County, Henan Province 454850
Email: info@yczggroup.com
Sitemap:Sitemap.xml
Email
OnlineChat
Message
You can also send a message to us by this email info@yczggroup.com, we will reply tu you within 24 hours.Now tell us your need,there will be more favorable prices!
