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Concrete Mixes 101: Which Mix Should You Use for Your Project ...

It is ideal for projects that necessitate a rapid set for same-day use. Fast-Setting Concrete Mix also allows you to set posts and poles with no mixing or bracing required. Sakrete also offers its SAKRETE Fence Post Concrete Mix, which is a mixture of sand, coarse aggregate and cementitious materials specifically designed for setting fence posts.

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How Poor Mix Designs May Lead to Poor Concrete

• 30 – 40% slag cement mix in cold temps. • Mix with #57 c.a. for tight re-bar spacing • Normal slump mix / high slump application • Mix with 5% entrained air for interior slab • SCM content vs. strength age requirements

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Concrete mixer - Wikipedia

A variant of standard concrete transportation is the concrete or cement mixing trailer. These small versions of transit-mix trucks are used to supply short loads of concrete. They have a concrete mixing drum with a capacity of between 1 and 1.75 cubic yards (0.76 and 1.34 m 3). Cart-aways are usually pulled behind a pick-up truck and batched ...

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Concrete Batching Plant | Concrete Plant Manufacturer

Apr 20, 2020 · The concrete batching plant has good mixing performance. The equipment adopts the spiral double-shaft forced concrete mixer. It has a strong mixing performance. At the same time, it achieves good mixing effect for dry hard, plastic and various proportions of concrete. In addition, it has the advantages of high efficiency and mixing uniform.

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Mixing and Transporting Concrete

Mixing Time Once the appropriate mixer has been chosen, it is necessary to determine the mixing time. This is the duration of time it takes to mix concrete, once the mixer is fully charged with all the materials. Charging is an important step because it gives the materials an opportunity to pre-blend.

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Mixes for Concrete Repairs| Concrete Construction Magazine

Jan 15, 2013 · Use concrete, not mortar. Mortar only has sand, not course aggregate. This difference can cause mortar to have up to three times more drying shrinkage than concrete. 2. Use as little water in the mix as possible. The water-cement ratio is the ratio of the weight of water to the weight of cement used in a concrete mix.

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QUALITY CONTROL IN CONCRETE CONSTRUCTION WORK - CivilBlog.Org

This stage of quality control consists of two steps. 1. Checking of specification requirements regarding excavation, forms, reinforcement and embedded fixtures etc. 2. Control test on concrete ingredients (i.e. on cement, aggregate & water) Cement Quality of cement is ascertained by making compressive strength tests on cement cubes. However for effective control cement: 1. Should be tested initially once for each source and subsequently once for every two months 2. Should be protected from moist

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Concrete Mixing Ratios - How To Make Concrete (Cement, Sand ...

The less water you use to mix the concrete (somewhat dry but workable) the stronger the concrete mix. Accurate concrete mixing ratios can be achieved by measuring the dry materials using buckets or some other kind of measuring device. By measuring the cement, stone, and sand, you will have a consistent concrete mix throughout your entire project.

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Recommended Concrete Mixes for Various Types of Construction

Various types of concrete construction requires different concrete mixes for its construction. The recommended value of these concrete mixes is presented.

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Cement Mixers | Concrete Mixers | Screwfix.com

A cement mixer is used to mix mortar, screed and concrete. We have a selection of manual, fuel or electric cement mixers for sale. In a range of drum capacities, find a concrete mixer to complete any job from construction site to back garden projects.

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