Aggregate

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Construction Aggregates are an important raw material for concrete. These are used in construction, including sand, gravel, crushed stone, slag, recycled concrete and geosynthetic aggregates.it serves as reinforcement to add strength to the overall composite material. We provide clean, hard and strong aggregates that are an essential aspect for mixing concrete.
Aggregates comprises of 60 to 75 percent of the total volume of concrete. Aggregates are divided into two distinct categories namely, fine and coarse.
FINE AGGREGATES
Consists of natural sand or crushed stone with most particles passing through a 3/8-inch sieve.


Country Of Origin : India

  • Additional information

    COARSE AGGREGATES

    They are any particles greater than 0.19 inch, but generally range between 3/8 and 1.5 inches in diameter with Gravels constituting majority of coarse aggregate used in concrete (with crushed stone making up most of the remaining mix).




    Advance Information*

    Overview of Construction Aggregates

    Construction aggregates are crucial raw materials widely used in the concrete production industry. They include materials such as sand, gravel, crushed stone, slag, recycled concrete, and geosynthetic aggregates. These materials serve as reinforcement, adding strength and stability to the overall composite structure. The overall quality of concrete significantly depends on the type and characteristics of the aggregates used. Our company is committed to providing clean, hard, and strong aggregates that are fundamental components for high-quality concrete mixes.

    Importance and Composition

    Aggregates constitute 60 to 75 percent of the total volume of concrete, making them a significant component in construction material. They not only contribute to the mechanical strength but also to the durability and workability of the concrete. Aggregates essentially fall into two primary categories—fine aggregates and coarse aggregates, each serving distinct functions in the concrete composition.

    Fine Aggregates

    Characteristics

    Fine aggregates typically consist of natural sand or crushed stone with most particles passing through a 3/8-inch sieve. These smaller-sized particles are essential because they fill up voids present in the coarse aggregate, thereby increasing the density of the concrete. Fine aggregates are important for developing the workability of concrete. Additionally, the uniform gradation of fine aggregates is key for ensuring consistent quality mixes across a wide range of construction projects.

    Types

    1. Natural Sand: This is sourced from river beds, oceans, lakes, and other natural sources. The sand is cleaned to remove impurities, ensuring that it meets industry specifications.

    2. Manufactured Sand: This variant is produced by crushing stable and hard granite rocks. It is a more controlled and engineered alternative to natural sand.

    Applications

    • Used in the production of concrete and mortar.
    • Provides a fine surface finish to the cementitious mix.
    • Ideal for plastering due to its fine granules.
    • Excellent for use in road construction as a component of asphalt.

    Coarse Aggregates

    Characteristics

    Coarse aggregates consist of particles larger than 0.19 inches and are generally between 3/8-inch and 1.5 inches in diameter. These aggregates give the concrete its bulk and are essential in forming the skeleton structure of the mix. The majority of coarse aggregates used in concrete compositions are gravels, with the remaining portion typically made up of crushed stone.

    Types

    1. Gravel: Natural stones often sourced from river beds or mined from quarries. They are round and smooth because of natural weathering. Gravels have good compressive strength and are extensively used in concrete production.

    2. Crushed Stone: These are produced by mechanically crushing larger rocks. Crushed stones are angular in shape and provide better interlocking properties and higher compressive strength.

    3. Recycled Concrete Aggregate (RCA): Created by breaking and crushing existing concrete into smaller fragments. RCA provides an environmentally friendly solution while maintaining sufficient strength for specific applications.

    Applications

    • Vital in the formation of concrete structures, whether it’s for mass concrete or reinforced concrete.
    • Commonly used in the construction of bridges, highways, and buildings.
    • In pavement and road construction, coarse aggregates form a durable and stable foundation.
    • Employed in drainage systems due to their large particle sizes, which facilitate water movement.

    Quality and Specifications

    The quality of aggregates is pivotal to the overall strength, durability, and performance of concrete. Aggregates need to be clean, free from organic materials, silt, and clay to prevent any chemical reactions that might affect the strength. Here are some key specifications:

    • Strength and Durability: Aggregates should exhibit high compressive strength and be durable enough to withstand weather conditions and mechanical stresses.

    • Density: High-density aggregates invariably produce durable and robust concrete. The bulk density significantly impacts the overall weight and strength of the concrete.

    • Cleanliness: Ensuring that aggregates are free from dust, dirt, and other contaminants is crucial for quality control and consistency in concrete mixing.

    • Moisture Content: Properly dried aggregates are essential to maintain the water-cement ratio in concrete mixes, ensuring optimal hydration and bond formation.

    Benefits of Using High-quality Construction Aggregates

    1. Enhanced Structural Integrity: Good quality aggregates provide a strong final product in concrete structures, which is critical for long-term sustainability.

    2. Improved Workability: Properly graded fine aggregates contribute to the ease of mixing, placing, and finishing concrete.

    3. Reduced Resource Consumption: By incorporating recycled aggregates, it is possible to reduce the demand for virgin resources, leading to more sustainable construction practices.

    4. Cost-effective: Using local sources of aggregates can significantly reduce transportation costs, making projects more economically viable.

    5. Versatility: High-quality aggregates are suitable for a wide variety of construction applications, from small residential projects to large infrastructure developments.

    Different Variants of Construction Aggregates

    River Sand

    River sand is naturally-occ


    *Disclaimer: This additional description has been automatically generated and has not been audited or verified for accuracy. It is recommended to verify product details independently before making any purchasing decisions.
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