construction sika services ag 1 construction sika cement additives. in east africa by: george...
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Sika Cement Additives. In East Africa
By: George ChristieAugust 2013
Sika East Africa
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a) SikaGrind®-Technology for a high production increase
b) Reduced Specific energy cost per ton of cement
c) Whilst maintaining/improving quality
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test\How cement additiveswork 10.pdf
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Sika IMEASika East Africa
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Sika IMEASika East Africa
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Sika IMEASika East Africa
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Sika East Africa
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Applications of Cement Additives
A- Improve the production rate of cement, and reduce the specific power per ton of cement
B- Improve the quality and strength of cement
C- Reduce CO2 emission
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Economical Evaluation9
Blank 0 3000 10 100 3500 35 40
Q.I 250 3000 5 113 3500 30.9 45
Q.I 250 3000 10 120 3500 29.1 40
3 – Enhanced Production rate & a Further reduction in Power Consumption
Type of cement additive
Dose PPM
Blaine Residue 45M
Productiont/h
Motor Kwh
Specific power Consumption Kwh/ton
Strength 28d Mpa
•Tons168,000 Extra production•$ 16,800,000 of Extra sales•$ 3,360,000 Extra Profit•Kwh annual saving 5.9 M Kwh = $ 590 K
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Economical Evaluation
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90 10 Q.I 300 113 45
Cement Composition
Type of cement additive
Dose PPM
Productiont/h
Strength 28d Mpa
4- Increase Clinker Replacement and more economical - Ecological Blended Cements
90 10 Blank 0 100 40
Clinker % Filler %
85 15 Q.I 300 113 40
1- 5% clinker replacement2- Saving from replacement: $ 1M / year3-CO2 reduced by 50,000 tons year4- 13% production increase remains
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CO2 Reduction• Cement Industry emits 7% of world CO2•1 tons of clinker = 1 ton of CO2•With QI, Avg. Clinker replacement 5-10%•Less to pay on CO2 Taxation •Cleaner and Cheaper production
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Sika E.A12
Sika East Africa
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