Rod-Lock™ is a composite system of galvanized steel rods, locking anchors and solid, post tensioned concrete units made with the proprietary interlocking system developed exclusively by Lock-Block Ltd. Steel rods are threaded through the keys and locked in place with anchors at every level.
Visit our Concrete chair spacers web page for information about concrete cover sizes and packaging. Our concrete rebar chair spacers or fibre cement cover blocks are made from a casting, vibration and curing process, which makes them more durable and much stronger than cover blocks, made from a concrete extrusion process.
Manufactured from high density, low permeability concrete. The Winblok System is reversable to have the glazing rebate on the inside or outside of the building. (Images below are viewed as if outside of the building.) Please contact us in order to check the stock availability of certain sizes and products within South Africa.
PAN MIXERS SOUTH AFRICA (PMSA) is Africa ' s largest manufacturer of concrete brick, block and paving machinery, supplier of concrete pumps, planetary and twin-shaft mixers (Eurostar), turbine and counter-current rapid pan mixers (PMSA), moisture measuring systems (Franz Ludwig), oxide dosing systems (Finke Dosiertechnik), kerb stone machinery (Wil El Mil Engineering), concrete pipe
Here is how you can calculate the amount of block needed the old fashioned way using a pencil and paper: How to calculate concrete blocks needed: 3 Bags Mortar per 100 Block (35 Block per Bag) 1000 Ib. Sand per 100 Block 1.125 Block per sq.ft. of Wall Area 75% of Wall Length give Block per Course Number of Courses = 1.5 X Height of wall
The Bosun Robust Block has a superior crushing strength compared to most standard concrete retaining blocks. Design Concepts Retaining Wall Block design conceptions, ranging from simple walls lower than 1.5m to high walls, including scenarios with water in the area and various loading conditions.
topfloor hollow-core concrete floor panels have been an important contributor to the growth of the building and construction industry in the western cape since 1997 That role has been strengthened through the acquisition of Topfloor by the Echo Group, South Africa's largest and longest-established prestressed and precast floor manufacturer.
Established in 2005, Lintel Suppliers has grown rapidly (and still growing), supplying two national outlets in Gauteng South as well as other prominent hardware outlets with concrete lintels and other concrete products. The founder members are well experienced, each in their own field.
May 29, 2010South Africa's Concrete Industry. For this project, 260,000 precast concrete sleepers will be manufactured and 20,000 tons of steel will be used for the rails. More than 9,000 new parking spots are required and 112,000 square meters (134,000 square yards) of
Electric Block Making Machines in South Africa. We supply smaller block making machines for manufacturing up to 10 000 blocks per day, and medium to large block making machines for up to 32 000 blocks per day. Every block making machine for sale from Birkenmayer is backed by 50 years' experience in the construction and material processing industry.
Correct cover to reinforcing steel not only affects the durability of the concrete but also the extent and severity of cracking under working loads. In conditions of fire the amount of cover also governs the time scale before damage to the reinforced concrete elements occur. Attention to correct detailing practices, which include making allowances for permissible tolerances of both reinforcing
Apparently 1 bag of cement can make up to 130 -150 stabilized soil blocks compared to 25 concrete blocks. Haruna Katerega says he prefers the soil blocks to Concrete blocks since they are interlocking and therefore do not need mortar in between the blocks.
How To Work Out The Concrete Mix For Your Mould. For ease of calculation, we work by volume and not weight. Thus 250ml of oxide would be 1 cup of powder, or 5ml would be one teaspoon. If using 1 Litre of cement, use an old 1 litre bottle and fill that. Once you have measured the volume you can use any container marked with what you need to use.
Concrete Suspension Block or Tile Stand used on concrete roof slabs to suspend Paving Slabs over the waterproofing. Paving Slabs so used protect the water proofing against traffic and water is allowed to flow freely underneath to its outlet points. This metod is not suitable for frequent or vehicular traffic. Size 165mm diameter x 30mm high, 3kg
Full Answer. New Zealand standard block sizes are smaller yet, measuring 15.4 inches long by 7.5 inches tall by 7.5 inches wide. Concrete blocks are often used in combination with steel reinforcing bars to form reinforced concrete block structures used as load-bearing columns, beams and walls.
The brilliant Royal Concrete engineers have met the challenges of the 21st Century with an innovative and advanced polystyrene insulated rib and block slab. These polystyrene slabs comes armed with a concrete tray for easy soffit plastering. This concept has since been copied by many of our competitors.
Concrete block paving is the ideal material for use in the construction of steep slopes. Concrete block paving has been used successfully on a number of urban renewal projects (both locally and overseas) to uplift the city centre. Concrete block paving is used to enhance the most prestigious residential areas.
of the wall is of primary concern. The blocks are available in a range of colours, textures, finishes and shapes. See back for Special Block shapes. Dimensions Face sizes/co-ordinating dimensions Aggregate concrete blocks are typically available in two standard face sizes (length x
What are the standard sizes of clay bricks? The standard imperial size is 222mm long x 106mm wide x 73mm high with a mass of between 3.0kg and 3.5kg. Two important criteria determine this size. First, it is the ideal width for the human hand to lift and place in position with minimum strain and secondly, it satisfies the need for bricks to be modular in terms of BOND patterns.
Oct 28, 2010Hollow blocks are available in many different sizes. In the United States, the standard size is 20 centimeters by 20 centimeters by 41 centimeters or 8 inches by 8 inches by 16 inches. In the United Kingdom and Ireland, they use a different standard size, which is 44 centimeters by 21.5 centimeters by 10 centimeters or about 17.3 inches by 8.5 inches by 3.9 inches without the mortar joints.
Companies - Concrete products, precast - South Africa. Refine my search: Return. Search results for : South Africa. View the prospect list. 58 Companies. See premium products. Check out our International Premium companies Manufacturer of concrete blocks,beams and slabs for floors and roofs. Roodepoort - South Africa.
INCA Concrete Products has been manufacturing superior, quality concrete products since 1973. The company's products have been used extensively for all segments of the marketplace including residential, commercial, municipal and industrial applications. A complete line of interlocking paving stone, retaining wall and masonry products are available throughout the Western Cape.
Round Rebar Chair Spacers are used to support rebar on a deck, which includes radial grounding, heavy duty rebar laying and beams. The wide base of these rebar chair spacers prevent the chairs from tipping over. Round Rebar Chair Spacers can also be used sideways on columns, cages and precast forms. The design ensures freeflow of concrete and minimal contact with the concrete formwork.
Block Code W x L x H (mm) Mass (kg) Slab Thickness (mm) DBL 100 400x200x100 18 150 DBL 150 400x200x150 14 200 DBL 200 400x200x200 18 250 DBL 250 400x200x250 22 300 Nominal Size Mass Indented Prestressing Wire Diameter Concrete Strength at transfer Concrete Strength at 28 days Horiz Shear Connectors 150 X 60 mm 22 kg/m BS 5896 4mm GUTS 1770 Mpa 20 mPa 40 mPa
Trenches. The average minimum thickness of the foundation must be at least 200mm. The strength of the concrete used for unreinforced strip footing must be at least 15MPa or better. For a double storey building reinforced foundations would require 25–30MPa. Trench sides and must be
Mainly these are based on the "imperial" brick size of 222 x 106 x 73 mm, or multiples of this size up to block size units of 448 x 224 x 224 mm. The width of these units exceeds the requirements of SANS 10400, namely 106 and 224 mm wall thickness as compared to the "deemed to
Flexible and permeable hard lawn concrete paver. Terracrete, manufactured locally and internationally by Terraforce licensees, is a versatile eco-surface hard lawn paving block that was introduced to the South African market by Terraforce in 2002.
Paving Bricks Blocks for Sale We have been in the cement paver and block industry for more than 30 years. With a 15 000m property centrally located in the Cape Town area, we can supply any demand at wholesale prices.Our expert staff will take care of your brick, block and paver needs.
Product Description. Concrete is poured and encapsulate the rebar and mesh to form the structure of the floor slab.The beams which are created by the concrete infill and rebar in the gaps between the hollow blocks creates stiffener cross rib. The soffit is easily plastered. Light boxes of the same length as the blocks (445 x 220)
Rocla has an extensive network of factories throughout South Africa, Namibia and Botswana. We are also able to design and manufacture special products at customer requests. This is made possible through our technical expertise and quality controls we have in place after 102 years of experience in the Precast Concrete field.
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