Mobile concrete batching plant for sale is specially designed for project with short construction time, long construction line, frequently changing construction site; mobile concrete plant is small in size, so it is also called small concrete batching plant. Our well-sold portable batch plant for sale has the following features: compact in structure, small in space needed, simple in installation, high in automation.
Model: YHZS25
Rated Productivity(m³/h): 25
Concrete Mixer: JS500
Aggregate Bin Volume(m³): 3.2
Total power(KW): 50Kw
Gross weight(T): 12
Discharging height(M): 2.8 m
Mixer Discharging capacity(L): 500
Model: YHZS35
Rated Productivity(m³/h): 55
Concrete Mixer: JS750
Aggregate Bin Volume(m³): 7.3
Total power(KW): 64Kw
Gross weight(T): 16
Discharging height(M): 2.8 m
Mixer Discharging capacity(L): 750
Model: YHZS50
Rated Productivity(m³/h): 50
Concrete Mixer: JS1000
Aggregate Bin Volume(m³): 3.2
Total power(KW): 85Kw
Gross weight(T): 20
Discharging height(M): 2.8 m
Mixer Discharging capacity(L): 1000
Then two types of liquid enter their weighing, after weighing, enter the mixing engine. When three types of raw materials are in the mixing tank, start mixing according to the designated time, later, produce fresh concrete. But during the working, there are many things need to …
May 31, 2013 · But what isn’t understood as well is that the water-cement ratio controls the pore volume and pore sizes in the concrete, thereby determining not only the strength but also durability. In the laboratory, and when designing concrete mixtures, we really talk of only two moisture conditions. The first, oven dry, means exactly what it sounds like.
Concrete masonry, another type of manufactured concrete, may be best known for its conventional 8 × 8 × 16-inch block. In a few cases concrete is dry-batched or prepared at a building construction site. Figure 4.3 is a generalized process diagram for concrete batching.
2013/03/21 · Unit weight measures the weight of a known volume of the fresh concrete. Compressive strength is testes by pouring cubes of fresh concrete and measuring the force needed to break the concrete cubes at …
There are many different mixes of concrete, and a formula that is perfect for one job may be problematic on the next. When installing a concrete driveway, the concrete's strength, air entrainment ...
After one batch of concrete mix is removed, the interior of the mixer drum must be cleaned thoroughly. Otherwise, lumps of hardened concrete from earlier batches may form a part of next batch, and thus spoil the quality of concrete. This condition is valid for batch type mixers. In continuous mixers, regular cleaning after fixed intervals is ...
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Mar 25, 2018 · This video is the explainer video related to concrete technology subject in civil engineering. More civil engineering related videos will be uploaded in future. Kindly support our team by sharing ...
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Eight concrete mixes for each type of coarse aggregate were investigated in fresh state. A total of eighteen concrete mixes were conducted for the three used coarse aggregate types in fresh state. The details of the conducted concrete mixes are given in Table 4.
ELKON stationary concrete batching plants are being manufactured since 1980’s. The lowest capacity one in this series is ELKOMIX-60 Stationary Concrete Batching Plant, depending on the application, can be equipped with 1500/1000 l. pan, twin shaft or planetary mixer.
Aggregates for Concrete bination of gravels or crushed stone with particles predominantly larger than 5 mm (0.2 in.) and generally between 9.5 mm and 37.5 mm (3⁄ 8 in. and 11⁄ 2 in.). Some natural aggregate deposits, called pit-run gravel, consist of gravel and sand that can be readily used in concrete after minimal processing. Natural ...
But we’re not talking about types A, B or O-negative in this case. We’re referring to bleed water. Bleeding in fresh concrete refers to the process where free water in the mix is pushed upward to the surface due to the settlement of heavier solid particles such as cement and water. Some bleeding is normal but excessive bleeding can be ...
For very small projects, such as setting a mailbox post or doing repairs, you may want to purchase a packaged concrete mix. Such a mix combines cement, sand, and gravel in the correct mixing ratios and requires only the addition of water to create fresh concrete.
Nov 20, 2019 · Every concrete contractor must have a complete set of tools to get the job done. Since concrete waits for no one, the right tools can make the difference between a successful pour and a potential disaster. Most of the essential tools are basic and do not require a significant investment.
Mar 31, 2018 · This video is the explainer video related to concrete technology subject in civil engineering. More civil engineering related videos will be uploaded in future. Kindly support our team by sharing ...
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Concrete batching plant is a machine in which ingredients of concrete are mixed and blended homogeneously to obtain concrete of desired strength and quality. Here we have given information on types of concrete batching plants, which a site engineer must know.
Once concrete mix design is carried out, the first task is batching of concrete materials like cement, aggregates, admixture, etc. The batching of concrete is done by measuring and combining required concrete ingredients either by weight or by volume as per the mix design.
The concrete slump test measures the consistency of fresh concrete before it sets. It is performed to check the workability of freshly made concrete, and therefore the ease with which concrete flows. It can also be used as an indicator of an improperly mixed batch.
2000-03-30 · The Effect of Aggregate Properties on Concrete Concrete is a mixture of cementious material, aggregate, and water. Aggregate is commonly considered inert filler, which accounts for 60 to 80 percent of the volume and 70 to 85 percent of the weight of concrete.
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Batching is the "process of weighing or volumetrically measuring and introducing into the mixer the ingredients for a batch of concrete" (Kosmatka, 94). Quality assurance, suitable arrangement of materials and equipment, and correct weighing of the materials are the essential steps that must be completed before any mixing takes place.
Dry concrete batch plant is a special plant used to mix concrete with compared to the other batching plants. The dry mixed concrete plant has higher efficiency, but it must work with the mixer truck to mix the concrete. MEKA dry batching concrete plant is designed for easy setup and minimum foundation requirements
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ASTM C172 - Sampling Fresh Concrete and ACI Oral Exam Questions Sampling Fresh Concrete. This method of testing can be used on any type of concrete–lightweight, regular weight or heavy weight. Sieve aggregate that would be retained on a 1-1/2" sieve over a 1" sieve.
testing of fresh concrete should be a minimum of 0.028 m3 (1 ft3). The sample should not be taken from the very first or last portion of the batch. A sample should be ob-tained for every 75 m3 (100 yd3) of concrete, at least once per day. The common method of measur-ing air content in fresh concrete is the pressure method (Fig. 3). This
Concrete is a composite material made up of cement, sand, coarse aggregates, water, etc and is a primary construction material. In order to produce a good quality of fresh concrete as per the desired specifications, proper mixing of concrete ingredients is of utmost importance.
|
Model |
Belt Type |
||
|
YHZS-25 |
YHZS-35 |
YHZS-50 |
|
|
Theoretical Productivity (m³/h) |
25 |
35 |
50 |
|
Mixer Model (Mixer Output L) |
JS500 |
JS750 |
JS1000 |
|
Mixer Power (kW) |
18.5 |
30 |
2×18.5 |
|
Mixing Cycle Period (s) |
67 |
72 |
72 |
|
Rated Input Volume (Model of Batching Machine L) |
800 |
1200 |
1600 |
|
Max.Aggregate Size (mm) |
Φ60 |
Φ60 |
Φ60 |
|
Standard Aggregate Bin Capacity (m³) |
2×3 |
2×5 |
3×5 |
|
Category of Aggregate |
2002/3/4 |
||
|
Powder Storage Silo (ton) (Optional) |
1×50 |
2×50 |
1×100 |
|
Max. Discharging Height (m) |
3.8 |
3.8 |
4.1 |
|
Weighing Range & Accuracy of Aggregate (kg) |
（300~1500）±2% |
（300~1500）±2% |
（300~3000）±2% |
|
Weighing Range & Accuracy of Cement (kg) |
（100~300）±1% |
（100~300）±1% |
（250~900）±1% |
|
Weighing Range & Accuracy of Water (kg) |
（60~150） |
（60~150） |
（80~300）±1% |
|
±1% |
±1% |
||
|
Weighing Range & Accuracy of Additive (kg) |
/ |
（8~20） |
（8~20） |
|
±1% |
±1% |
||
|
Overall Weight (ton) |
≈15 |
≈22 |
≈26 |
|
Installation Power (kW) |
≈61 |
≈73 |
≈92 |
|
Power Supply |
380V/220V/415/440V, 50/60HZ, 3Phase |
||
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