TIP 5 - Capping Cylindrical Concrete Specimens with Sulfur Mortars and Unbonded Caps ASTM C39 requires that the ends of compressive test specimens be plane to within 0.002 inch (0.05 mm) and that the deviation of end faces from being perpendicular to the specimen axis is less than 0.5° (0.12 inch in 12
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The retaining ring is filled with molten capping compound, and the cylinder is placed into the compound-filled ring and held against the upright guides until the capping compound solidifies. Each bottom plate is ground to 0.002in (0.05mm) planeness, and the vertical guides are removable to permit re-grinding to proper planeness after extended use.
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This range of equipment allows the ends of the various sizes of concrete cylinders or cores to be capped using the sulphur capping compound. Used to assure plane end surfaces perpendicular to the axis of the cylinder during the capping. Base machined from steel. …
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VITROBOND® High Strength Capping Compound, 50# Ingot Supports the following standards: ASTM C617 VITROBOND® High-Strength Capping Compound is a mineral-filled, sulfur-based compound formulated for capping concrete test cylinders.
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Sauereisen 600 flake Basolit Sulfur Capping Compound has been used for many years by concrete testing laboratories for testing concrete cylinders for compressive strength. Product Index — Mining. ... in accordance with requirements of ASTM C-617, Standard Method of Capping Cylindrical Concrete Specimens. 600 has a wide pouring range: if ...
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On-Crete are leading suppliers of Australia's finest modified cement based coatings for concrete resurfacing. Call (07) 5593 6884. 1300 381 208. F.A.Q.'s | BROCHURES | TECHNICAL DATA | MSDS. ... Overcrete Concrete Resurfacing Compound is available in the base colours of ivory, white and grey. ...
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The capping compounds investigated were commercially available and advertised for testing HSC. The unbonded pads were neoprene pads with a Shore A Durometer hardness of 70. ... A Simple Device to Obviate Capping of Concrete Specimens. ASTM Proceedings, Vol. 26, Part II, 1926, pp. 488–492. Google Scholar. 22. Evaluation of Strength Test ...
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— The American Concrete Institute. Founded in 1904 and headquartered in Farmington Hills, Michigan, USA, the American Concrete Institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensus-based standards, technical resources, educational programs, and proven expertise for …
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— Capping Compound Hi-Cap2. ... Standard Method of Capping Cylindrical Concrete Specimens. Once returned to a solid state, its compressive strength increases. In about 2 hours a 2-inch (51 mm) cube breaks at 8,000 psi to 9,000 psi (55.16 to 62.05) MPa. You can use it on concrete with strength up to 16,000 psi (110.32 MPa) with confidence.
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— Capping of Concrete Cylinders. Capping is required to give a smooth surface for applying compressive load to concrete cylinders. Only cylindrical concrete test specimens are capped using appropriate method. When the ends of cylindrical test specimens are not plane within 0.05 mm, it is required to cap those test specimens.
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Via delle Industrie, 25 - 24048 Treviolo (BG) - Italy Phone +39 035 2055011 - Fax +39 035 2055055 Email: info@matest - VAT. 01696470168
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Vitrobond Ingot Capping Compound for concrete compressive strength testing is a solution that's easy to store and handle. This sulfur-based dark gray compound is carbon-filled and melts and pours smoothly for consistent results. Compressive strength exceeds 5,000psi (34.4kPa) at two hours and increases to 7,000psi (48.3kPa) at seven days.
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With over 120 years in service, Sauereisen is proud to provide a consistent, high-strength sulfur capping compound for compressive strength testing. For a quote or to purchase material, please call J.A. CRAWFORD CO. at 800-223-5883 or email us at ...
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— The difficulty is further complicated by the lack of commercially available capping compounds that are suitable for use with high strength concretes. Previous Research. ... The concrete was known to reach a compressive strength of 12,000 psi (83 MPa) in 36 days. Test specimens were molded and cured in accordance with ASTM C 192.
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The sulfur capping compound melts quickly at 240° - 260°F (116° - 127°C), pours at about 275°F (135°C), and hardens in minutes with minimal shrinkage. ... mineral filler, and special components. It provides top …
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Unbonded Capping is a safe, accurate, and economical alternative to the use of hot sulfur capping compound for compressive strength tests of concrete specimens. Steel Retainer Rings hold tough 0.5in (12.7mm) thick neoprene pads at each end of the concrete test cylinder to distribute compressive load forces evenly.
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This compound is a mixture of sulphur and mineral filler; the compressive strength of 8000 - 9000 Psi is granted (at two hours) on a 2" cube specimen, as requested by ASTM C617 Standards. On a 150 mm dia. …
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Gilson Gray Iron 9000 Capping Compound is a new and improved sulfur mortar capping compound that ensures even load distribution during concrete strength testing. Ultra-thin, low-odor flakes are carefully …
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Sulfur Capping Compound Features Accurate reporting of the compressive strength of your concrete samples is crucial. Sulfur Capping Compound allows for consistent and accurate results and provides a clear distinct break plane. Please see our product features below. Quality of Manufacturing Ultra-thin flakes are carefully manufactured to the highest …
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Products to simplify the concrete cylinder capping process, including vertical cylinder cappers, compound melting pots, capping compounds and accessories.
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The Gilson Melting Pots, available in 4–28qt capacities, are used for strength testing of concrete when using capping compound, tars, or asphalt. Log in; Favorites List; Shopping Cart. You have no items in your shopping cart. ... Capping compounds, wax, tars, liquid asphalt or other lab testing materials: Capacity : HM-200 & HM-200F: 4qt (3.8L)
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Advantages of Topping Concrete. Increased flooring thickness; Clean new concrete surface that will hide flaws evident in original concrete; Level and flat concrete floor to be polished or act as a base for alternative flooring products; Strengthen the weak and fragile concrete; Reduced wear and tear on equipment (smoother drive for equipment)
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Since 1999, J.A. CRAWFORD CO. has served as the leading specialized distributor of high-strength, sulfur capping compound used for concrete compressive strength testing. Through CappingCompound, we offer product stocked in West Coast and East Coast Warehouses, 24 Hour Ready to Ship, Competitive Pricing, Competitive Freight Rates …
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Pour the molten No. 600 into the cap-ping plate with a ladle. Place the con-crete cylinder immediately into the sulfur cement and allow to remain until the compound solidifies (approximately one minute). After the compound has solidi-fied, remove the capped cylinder from the mold. PHYSICAL PROPERTIES No. 600 No. 610 Bond strength 150 psi 45 psi
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— What is a curing compound? A curing compound is a liquid substance that is applied as a surface coating on freshly installed concrete. An impervious film is formed over the surface which helps slow down moisture loss. In the world of concrete making, curing aides are essential for the hydration of cement, as they help to prevent the loss of heat …
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Vitrobond is a mineral-filled, sulfur-based compound formulated for capping concrete test cylinders. It is easily melted, pours smoothly, possesses high compressive strength and gives consistent test results. Vitrobond has been used for many years by independent testing laboratories, pre-stressed concrete structures manufacturers and federal ...
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Capping Compound *TEMPORARILY OUT OF STOCK* Meets ASTM C-617 specification. Test Mark Ultra-Strength Capping Compound is a sulfur based compound that ensures even distribution of compressive load …
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— Ridge Capping Repair in Australia: Essential Techniques and Best Practices. By Tony Webb July 31, 2023. Table of Contents. Ridge Capping and Its Importance. ... These days, I use a flexible compound designed to adhere to the tiles and expand or contract with temperature changes. This flexibility is a defence against cracks that can …
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ROOFBOND Flexible Pointing is specially designed for pointing concrete or terracotta ridge caps once they have been bedded down. ... It is manufactured in Australia specifically for our unique and demanding climate. The product has proven itself in the area of dry hold down, especially in high wind areas such as Australia's eastern seaboard. ...
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Gilson Gray Iron 9000 Capping Compound is a new and improved sulfur mortar capping compound that ensures even load distribution during concrete strength testing. Ultra-thin, low-odor flakes are carefully formulated from sulfur and mineral filler. Gray Iron melts quickly at 230°—240°F (110°—115°C), with a wide optimum pouring range of …
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Concrete Capping Compound Features: Reliable sulfur mortar capping compound offers faster melting times and lower optimum pour temperature; Ultra-thin flakes melt quickly at 230°–240° F (110°–115°C) with reduced odor; The compound is not damaged by overheating and can be re-melted with no loss of properties;
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