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    2017-9-13 · This practice can reduce the grinding energy use by 5-10% in some mills, which is equivalent to estimated savings of 3-5 kWh/t cement. CO 2 emissions can be reduced by 0.7 - 1.2 kg/t-cement with this technology. Payback times of eight years are estimated, based solely on energy savings. Commercial.Cement Grinding Enhancement3.1 Effect of monocomponent grinding aid on cement performance. All information show that, Organic alcohol amine especially triethanolamine and three isopropanolamine, theyhave significant effect on cement grinding and enhancement; Polyol molecules has good grinding effect, but slightly of effect; Inorganic salt enhance helpless for is. Get Price

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    2015-4-14 · Below is a sample band 9 answer to a process task 1 question on concrete production. Source: Cambridge English IELTS Past Papers. Question- The diagrams below show the stages and equipment used in the cement …How to Level Concrete Steps | eHowStep 3. Slightly dampen the area you are leveling. Mix Portland cement and water to a paint-like consistency. Use a paintbrush to brush this on the area to be leveled. This is going to help your concrete compound to stick to the existing concrete steps. This will also help to create a permanent and leveled patch. Advertisement.

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