lightweight concrete block specifications

IS 6042 (1969): Code of practice for construction of ...

0.2 Light-weight concrete block is an important addition to the types of masonry units available to the builder. The specification for load bearing light-weight concrete blocks are given in IS : 3590-1966*. With the development of light-weight aggregates from industrial wastes, the light-

AUTOCLAvED AERATED CONCRETE MASONRy UNITS

Oct 01, 2015· Autoclaved Aerated Concrete Masonry Units (AAC) are ultra lightweight concrete blocks with a unique cellular structure that provides superior energy efficiency, fire resistance and acoustical properties. AAC was developed by architect Dr. Johan Eriksson in 1923 at the Royal Technical Institute in Stockholm, Sweden, and was patented for

Light Weight Block Singapore | Buildmate Pte Ltd

Check out some specification you want and contact us now! Provides a range of light weight blocks to be used on construction projects. 6631 0188 (2 Jalan Terusan)

Lightweight Concrete Blocks | Gryphonn Concrete Products

Lightweight building blocks are manufactured using crushed and graded volcanic pumice. The material fully complies with the requirements of BS EN 13055 : Part 1 & BS EN 1744 : Part 1. The binder is generally ordinary Portland cement or a propri- etary rapid hardening Portland cement.

IS 2185-1 (2005): Concrete masonry units, Part 1: Hollow ...

published under the modified title 'Specification for concrete masonry units: Part 1 Hollow and solid concrete blocks'. Also Part 2 and Part 3 were brought out, Part 2 covering lightweight concrete masonry units as revision of IS 3590: 1966' Specification for load bearing lightweight concrete blocks' and Part 3 covering aerated concrete ...

Standard Specification for Lightweight Aggregates for ...

1.1 This specification covers lightweight aggregates intended for use in structural concrete in which prime considerations are reducing the density while maintaining the compressive strength of the concrete. Procedures covered in this specification are not intended for job control of concrete.

LIGHTWEIGHT CELLULAR CONCRETE FILL Effective: …

Lightweight Cellular Concrete Classes. The four general classes of lightweight cellular concrete delineated by maximum as-cast density and minimum compressive strength are given in Table 1. If the class of lightweight cellular concrete is not specified in the contract, the class to use shall be as directed by the Engineer. Table 1.

8 x 8 x 16 Standard Concrete Block at Menards®

8 x 8 x 16 Standard Concrete Block. Please Note: Prices, promotions, styles and availability may vary by store and online. Inventory is sold and received continuously throughout the day; therefore, the quantity shown may not be available when you get to the store.

Lightweight concrete

Concrete is considered to be lightweight is the density is not more than 2200kg/m 3 (the density of normal weight concrete is assumed to be between 2300kg/m 3 and 2400kg/m 3) and a proportion of the aggregate should have a density of less than 2000kg/m 3. Lightweight concrete can be specified using the notation LC for the strength class, e.g ...

Concrete Block Specifications - Elliott Block Company

Loadbearing concrete masonry units shall conform to UBC Standard 21-4, Grade N, and type ll, ASTM C 90-96. All units shall be Normalweight, Mediumweight, or Lightweight, 1900 net psi, as manufactured by ELLIOTT BLOCK.

CHAPTER 9 PHYSICAL PROPERTIES OF LIGHTWEIGHT …

Structural Lightweight Concrete The information present in Chapter 6 and 7 is also covered in a more general way in: ... Project specifications vary. While lightweight concrete with an equilibrium density of 70 to 105 lb/ft³ (1120 to 1680 kg/m³) is infrequently used, most lightweight concrete has an …

What is Lightweight Concrete? -Types, Uses and Advantages ...

Lightweight concrete mixture is made with a lightweight coarse aggregate and sometimes a portion or entire fine aggregates may be lightweight instead of normal aggregates. Structural lightweight concrete has an in-place density (unit weight) on the order of 90 to 115 lb / ft³ (1440 to 1840 kg/m³).

AAC blocks specifications - (Autoclaved aerated concrete ...

AAC Block Specifications Composition. 1. Fly-ash – 59%. 2. Cement (usually OPC grade 53) -33%. 3. Lime – 8%. 4. Aluminum powder – 0.07%. Manufacturing Process of AAC Block. First a fall, autoclaved aerated concrete is produced by mixing silica or sand or fly ash with cement, lime, water, and expansion agents such as aluminum powder.

Cellular Lightweight Concrete (CLC) Blocks - Advantages ...

CLC Blocks (Cellular Light Weight Concrete Blocks) are made of Cellular Light weight concrete (CLC) or Concrete. Cellular Light Weight Concrete (CLC) is a light weight concrete that is produced by mixing cement and flyash slurry with pre-formed . These CLC blocks are competitive with red clay bricks in pricing and offer significant savings … Cellular Lightweight Concrete (CLC ...

Materials & Specifications | E-Z Block Systems, Inc.

Materials & Specifications . IRC (International Residential building Code) approved. E-Z Block ICF's material is uniform lightweight Cellular Concrete: Compressive Resistance @ yield or 10% deformation ≥ 15psi (ASTM D1621) Thermal Resistance Value @ 75°F ≥ 4.0 per inch thickness (ASTM C177 or equiv./ MIL-P-19644)

HIGH-STRENGTH STRUCTURAL LIGHTWEIGHT CONCRETE

Cellular Concrete is a cementitious paste of neat cement or cement and fine sand with a multitude of micro/macroscopic discrete air cells uniformly distributed throughout the mixture to create a lightweight concrete. It is commonly manufactured by two different methods. Method A, …

Lightweight Concrete Blocks, Concrete Solid Blocks ...

Nesara Constructions - Offering Lightweight Concrete Blocks, Concrete Solid Blocks, Concrete Masonry Unit, Concrete Masonry Units, Cement Block, Solid Concrete Block, Lightweight Concrete Blocks in Rajarajeshwari Nagar, Bengaluru, Karnataka. Read about company. Get contact details and address| ID: 11466229348

lightweight vs. normal weight CMU - Structural engineering ...

Aug 26, 2007· ASTM C90 specifies that Normal weight block should have a density of over 125 pcf. and lightweight should be less than 105 pcf. Depending on you location lightweight will usually be between 90 and 100 pcf. The specification requires that both must have the same compressive strength to meet the loadbearing requirements.

Lightweight Concrete Blocks | Supplier & Contractor

Sep 03, 2017· Lightweight precast concrete blocks are normally made by expanded clay, slate or shale, it can help to reduce weight as compared to ordinary concrete aggregates where it might comprise of granite, quartz, crushed limestone and others; the key …

Concrete Masonry blocks – Solid, Hollow, Thermal, Hourdi ...

Concrete masonry Hollow light weight blocks are manufactured with the lowest concrete density of 1100 Kg/m3 density and the block density at 963 Kg/m3 to 688 Kg/m3. At Emcon, Hollow lightweight blocks are available with a face dimensions of 400 x 200 mm (L x H) and 390 x 190, with varying thickness of 100, 150, 200, 250 and 300 mm.

Handi-Block 11.5 inch x 8 inch x 11.5 inch Lightweight ...

11.5 inch x 8 inch x 11.5 inch Lightweight Concrete Block Handi-Block is a lightweight deck footing block that is a more convenient version of a "precast foundation." It meets all the same requirements as a typical footing, regardless of not being cast-in-place. Handi-Block only weights 18 lbs and has a load bearing strength of up to 1,728 lbs ...

Datasheets – CBA Block - CBA Block – Concrete Block ...

Aggregate Concrete Blocks – Data Sheets. One of the CBA's key aims is to provide the designer, specifier and builder with accurate and up to date information to assist in the selection and use of aggregate concrete blocks in construction. We have published a series of data sheets, which offer useful and detailed technical guidance on many ...

CHAPTER 9 PHYSICAL PROPERTIES OF LIGHTWEIGHT CONCRETE

Structural Lightweight Concrete The information present in Chapter 6 and 7 is also covered in a more general way in: ... Project specifications vary. While lightweight concrete with an equilibrium density of 70 to 105 lb/ft³ (1120 to 1680 kg/m³) is infrequently used, most lightweight concrete has an …

Lightweight Concrete: Types, Properties, Merits & Demerits

Introduction to lightweight concrete: Light concrete is made of lightweight aggregate, it is also called concrete. Since this cement consists of lightweight aggregates, it is used in coarse aggregates and sand, clay, y slag, clinker, and crushed stone, aggregates of organic and inorganic.. This concrete saves 15 to 20 % in the cost of construction of floors and roofs.

ASTM SPECIFICATIONS FOR CONCRETE MASONRY UNITS - NCMA

Currently, seven ASTM standards apply to units intended primarily for construction of concrete masonry walls, beams, columns or specialty applications (see Table 1). The letter and first number of an ASTM designation is the fixed designation for that standard. For example, ASTM C55 is the fixed designation for concrete building brick.

Concrete - Building Product and Construction Material CSI ...

Mar 01, 2010· Concrete - Building material and construction product manufacturers organized by the product or the material into CSI master format divisions. Explore the divisions below to gather product data and access downloadable content including CAD files, BIM objects, specifications and much more.

What Exactly Is Lightweight Concrete? | Specify Concrete

Apr 25, 2019· W hat Is Lightweight Concrete?. Lightweight concrete is a mixture made with lightweight coarse aggregates such as shale, clay, or slate, which give it its characteristic low density. Structural lightweight concrete has an in-place density of 90 to 115 lb/ft³, whereas the density of regular weight concrete ranges from 140 to 150 lb/ft³.

(PDF) Masonry Blocks from Lightweight Concrete on the ...

Furthermore, the researches on the material characteristics of lightweight concrete blocks with miscanthus from the perspective of compressive strength and heat conductivity proved that it could ...