Murray Decorative Concrete Supply Inc
...Stenciling Acid Staining Overlay Overlay Mixing Formula Helpful Calculations We recommend a 3500 PSI mix with clean 3/4" aggregate With our color hardener you can use 5%-6% air entrainment Use a water reducer to cut down on water/cement ratio Set forms square with proper drainage over well compacted subgrade. Pour your concrete, flat and edge. See #2.
Color Hardener Dry Shake
...same plant should batch all concrete to avoid variations All concrete should be placed at the same slump. A 3" to 4" slump is recommended, with 5" maximum. Normal air entrainment, water reducing agents and delay set admixtures may be used. CAUTION: DO NOT USE CALCIUM CHLORIDE OR CALCIUM CHLORIDE BASED PRODUCTS IN COLORED CONCRETE. See #3.
Corinthian Cast Stone - Manufacturers of fine Cast Stone
...guidelines for Inspection and Acceptance of Cast Stone? What should site personnel be aware of regarding Job Site Handling and Installation? Why doesn’t VDT Cast Stone need Air Entrainment Additives? Should we apply a Water Repellant? What Colors can you manufacture and how long does it take to get a color sample. Is there a charge for... See #4.
FAQ, answers to concrete and cement questions - L&M Construction Chemicals
...powder into the surface of fresh concrete to absorb bleed water. Remove bleed water dragging a hose across the surface. Excessive bleeding of concrete can be reduced by using air entrainment or by modifying the mix proportions or adjusting the set time. Do not perform any finishing operations with water present on the surface. Avoid direct... See #5.
The Specifications of TannerStone!
The amount of pigment shall not exceed 10% by weight of the cement used. E. Admixtures - ASTM C 494 F. Water - Shall be potable tap water free from impurities. G. Air Entrainment - Wet cast mixtures shall maintain 5% to 7% air entrainment where surfaces are exposed to freeze-thaw. Admixture shall meet ASTM C 260. VI. PROPERTIES OF MIX DESIGN A. See #6.
Axim Concrete Frequently Asked Questions
...slump of freshly mixed concrete or mortar without increasing water content or maintain slump with a reduced amount of water—the effect being due to factors other than air entrainment. It is a product that can be used as a water reducer, plasticizer, workability agent or surface active agent Water reducer: a product that will require... See #7.
Integral Hardening
...Weathering And For Reduced "Bleeding" Of The Plastic Concrete Mix. A-H Ahco A/E is an aqueous solution of neutralized vinsol resin. It provides a stable system of air entrainment by uniformly dispersing minute bubbles throughout the concrete mix. A-H Ahco A/E improves the durability of concrete exposed to freeze-thaw cycles by... See #8.
Engineering Specifications -- Baltimore Aircoil Company Low Profile Series V Cooling Towers
...shall be provided with large area lift out strainers with perforated openings sized smaller than the water distribution system nozzles and an anti-votexing device to prevent air entrainment. The strainer and anti-vortexing device shall be constructed of the same material as the basin to prevent dissimilar metal corrosion. Standard basin... See #9.
SCHUNDLER COMPANY CONSTRUCTION USES OF PERLITE AND VERMICULITE
...Aggregates for Lightweight Tile Mortars Perlite Cement Tile Mortars Vermiculite Lightweight, Insulating Concrete including a summary of ASTM C-332, Group I specifications. Air Entrainment and Pumping Equipment Special or Unusual Lightweight Concrete Mix Designs (for special or unusual applications Perlite Concrete Blocks for Use in LNG... See #10.
CONAC, Concrete Accesories Incorporated. Lifting, Chemicals, Spacers, Formwork, Concrete...
MIXING: Mix 2 parts A (resin) to 1 part B (hardener) for 3 minutes using a Jiffy Mixer and a slow speed drill. Mix at a slow speed (less than 850 RPM) to avoid air entrainment. DO NOT mix more material than can be used within the stated working time. REMEMBER - you will have less working time at higher temperatures. APPLICATION:... See #11.
SPEC MIX®
Each product can be enhanced with a variety of admixtures and fibers, such as silica fume, accelerators, water reducers, corrosion inhibitors, shrinkage reducers, air entrainment and steel or poly fibers, to increase performance requirements. Mixture designs are readily available in either dry or wet process formulations. If a... See #12.
Specco
W-40 SL Carboxylated (S.C.C.) type for high flow and high water reduction. Complies with ASTM C-494 Type F specifications. W-42 SL Carboxylated (S.C.C.) type with air entrainment for high flow and high water reduction. Complies with ASTM C-494 Type F specifications. W-66 Multi-component plasticizing liquid for improved surface... See #13.
CSI Technical Bulletins
Some of these bulletins are provided courtesy of the Cast Stone Institute ® Air Entrainment Admixtures (#50) Allowing for Movement of Masonry Materials (#52) Basic Materials Comparisons (#49) Cleaning Procedures (#39) Cold Weather Setting Practices (#41) Crazing (#32) Degrees of Customization (#45) Efflorescence (#33)... See #14.
Bondit Construction Chemicals: Product Details
The unique formulation is based on sulphonated napthalene formaldehyde. Characteristics Colour Brown Specific Gravity 1.22 to 1.23 at 30ºC Air Entrainment Approximately 1% additional air is entrained over control concrete. Calcium Chloride Nil, according to IS 456-1978, BS 5075- PART 1. Advantages The versatile... See #15.
CTS Cement — Komponent — FAQs — For Non-Shrink and Low Shrinkage Concrete
How does shrinkage-compensating cement gain strength compared to Type I? Mix Design Questions 1. Why the higher water/cement ratios? 2. Does air entrainment react differently with shrinkage-compensating concrete mix? 3. Why the higher cement content? 4. Why is there no bleed water? 5. Is Type-K an admixture? 6. See #16.
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