High Strength Lightweight Concrete Mix Design

Use for setting posts and building.

High strength lightweight concrete mix design.

High strength concrete becomes high performance concrete with right concrete mix design. Structural lightweight concrete containing sintered fly ash lightweight aggregates were produced. All the concretes have densities less than 2000 kg m 3. Allow the concrete to sit for 3 minutes after this initial mixing so that the water has a chance to penetrate all of the ingredients.

A new mix design methodology was proposed and has the capability to produce compressive strength up to 70 mpa. Sakrete high strength concrete mix is a preblended mixture of sand coarse aggregate and cementitious materials. High strength concrete has a compressive strength greater than 40 mpa 5800 psi. Applications of high strength concrete are high rise building typically.

1101 is the original 4000 psi average compressive strength blend of portland cement sand and gravel or stone. Quikrete concrete mix no. For new construction or repairs where concrete thickness exceeds 2 inches you ll want to count on a preblended mixture that can. High strength concrete hsc has been feasible with latest generation high range water reducing admixture hrwra and high reactive mineral admixtures like silica fumes matakaolin etc.

In the uk bs en 206 1 defines high strength concrete as concrete with a compressive strength class higher than c50 60. High water absorption of pumice can be useful and assist in internal curing process of concrete as it will cause higher degree of hydration and less shrinkage. Mix the ingredients for another 5 minutes and then you are done. Where as in conventional cellular concrete these can not be achieved.

High strength structural lightweight concrete. This technique can generally reduce water requirements of a concrete mix by 20 to 54 providing a similar increase in concrete strength. Mix design of lightweight self consolidating concrete using new zealand pumice jamal almulla wilco precast ltd. In fact a high early strength may bring far more practical and economic benefits than a high strength at a later age in terms of early removal of formwork increased productivity of precast units early transfer of pre stress and early application of service loads.

The time taken to achieve a specific strength is an important economic and design parameter in high strength concrete construction. You have now made ultra high performance concrete with strength of approximately 30 000 psi. The use of this quality mixture ensuring your finished project will last you for years to come. Use for any general concrete work.

Test methods for scc. Experiments were also conducted on high strength scc mix using metakaolin as cement replacement by 7 5 15 and 22 5 in which very high strengths from 100 mpa to 120 mpa was obtained at 28 days.