This Portland Cement-Lime Mix is mixed with 1:2¼ to 1:3½ cubic feet of sand meeting ASTM C-144 Specifications, and will produce a mortar that exceeds the requirements of ASTM C-270 and U.B.C. It is considered to be a general-purpose mix, useful for above grade, exterior, and interior load-bearing installations. There’s no reason to mix joint sand with cement when filling paver cracks, as the sand does a perfectly fine job on its own. After one minute of continuous mixing, slowly add the rest of the water. It will also make the mortar … SPEC MIX® Portland Cement, Lime & Sand Mortar is available in 80 lb. This mortar mix is produced by blending lime-sand mortar with ordinary Portland cement. - THD Available in type M mortar, type S mortar and type N mortar which all meet ASTM C 270, ASTM C 1714 and CSA A179 requirements. Adding hydrated lime to the mixture will reduce shrinkage cracks. Retain the mock-up or field sample through the completion of the project. You can add more Portland cement to bagged concrete to make it stronger. Concrete and mortar can be made from a mixture of masonry sand and either Portland cement or masonry cement. Though considered antiquated, it is still specified today, primarily on military projects or projects located in the northern states. 1. The four basic ingredients for making concrete are: Portland cement, sand, aggregate (stone) and water. CEMEX makes no warranty or representation, either expressed or implied with respect to this product and disclaims any implied warranty of merchantability or fitness for a particular purpose. Maintain the same mixing procedures to maintain consistency throughout the project. WEAR IMPERVIOUS GLOVES, such as nitrile. Portland Lime can be mixed with sand to create a mortar mix for masonry projects. To make the strongest concrete, the sand … 8. Available regionally. Forms a strong, durable and long-lasting mortar bond. Discomfort or pain cannot be relied upon to alert a person to a serious injury. QUIKRETE® Portland-Lime Cement (No. Mixing times are four to five minutes when using a mechanical batch mixer and should be held consistent from batch to batch. Mix mortar for laying flagstones, flooring, bricks and tiles. (See silo operations manual.). The yields given above are approximate and depend on labor practices, site conditions and design of work. Some experts choose a 5-to-1 mixture of cement to lime. This mortar mix is produced by blending lime-sand mortar with ordinary Portland cement. Mortar type should correlate with the particular masonry unit to be used. No mortar shall be used or retempered beyond 2½ hours after the initial mixing in order to preclude using any mortar that may have begun to hydrate. If it is necessary to restore workability, mortar may be retempered by adding water and remixing. QUIKRETE® Portland-Lime Cement (No. You may not feel pain or the severity of the burn until hours after the exposure. Clean masonry only with a national proprietary cleaning agent (following the manufacturer’s instructions) or potable water. Structural / Non-Structural Brick and Block Masonry Mortar, TYPE M (PL-02), TYPE S (PL-03), TYPE N (PL-04), COLOR (PL-05). Available in Types M, S and N, each meets ASTM C 270 and ASTM C 1714 requirements. Machine mixing should be used whenever possible. The ratios between cement, sand and gravel vary depending on the purpose of your concrete. It may be used above or below grade when manufactured to the appropriate specification. CEMEX’s Portland Cements can be ordered by contacting at CEMEX Customer Care at: Customer Care | 1-800-992-3639. Portland Cement mortar is a glue that holds the stones or bricks together. As CEMEX has no control over the other ingredients mixed with this product or the final application, CEMEX does not and cannot warrant the finished work. With the heat resistant concrete type mixed with Portland you can add into this mix a little standard Fireclay if you like. Consult manufacturer of the masonry units and cleaning chemicals for further instructions to ensure proper washing procedures. Masonry cement comes with lime already included. To make Type S Mortar Mix: 2 1/2 to 3 parts Mason Sand (No. Introduce half of the sand and add all of the lime, mix well for 2 to 5 minutes until a uniform colour is achieved.& 3. SPEC MIX Portland Lime & Sand Mortar is available in 80 lb (36.2 kg) packages for easy hand loading or in 3,000 lb (1,360.7 kg) reusable bulk bags to be used with the various SPEC MIX silo systems. Concrete mix ratio is a vital topic in concrete mix design. Please contact your local representative for more specific yield information in your area. Cold weather admixtures should be approved by the architect. In no event shall CEMEX be liable for direct, indirect, special, incidental or consequential damages arising out of the use of this product, even if advised of the possibility of such damages. (1360.8 kg.) Keep tooling times consistent. Whenever possible, do not retemper colored SPEC MIX masonry mortars by adding additional water; retempering may affect color consistency. A sample of the proposed product will be provided by the manufacturer for architectural approval and testing, if required. Spec Mix® Portland Lime & Sand with Color is a dry, preblended mortar mix containing Portland cement, hydrated lime, dried masonry sand and color pigment formulated for superior bond, workability and board life. 1,800 PSI. bags - 40 per pallet . Select mortar based on the design requirements and with consideration of code and specification provisions affected by the mortar. To make the strongest concrete, the sand … If you wait longer than … Add ¾ of the water required 2. Mixture: (parts ratio is 3 x 2 x 2 x 0.5, plus water) 3 shovels of the gravel or grog/crushed firebricks Spec Mix® Portland Lime & Sand White Mortar is a dry preblended mortar mix containing white Portland cement, hydrated lime and dried masonry sand formulated for superior bond, water retention and board life. Available in types N, M, and S, our mortar mix comes in 36 standard colors or it can be color-matched to any masonry unit. 5. If admixtures are specified, they must be checked before the job starts under the parameters of the Property Specifications of ASTM C-270. Because the compressive strength of masonry mortar is generally less important than bond strength, workability and water retentivity, the latter properties should be given principal consideration in mortar selection. 3. No admixtures should be used without the written approval of the architect. Use the cement mortar. The strength of concrete mixture depends on the ratio in which these four ingredients are mixed. This product meets ASTM C270 and ASTM C1714 requirements. ASTM C270 for Type N, Type S, or Type M portland cement-lime mortar (Table 1). The closer the clay percentage gets to 30%, the closer it is to a Portland cement, since the strength will be the same. Hydrated Lime & Cement Recipe. CEMEX Portland Cement-Lime Mix is a factory blended product consisting of Portland Cement that meets ASTM C-150 Specifications and hydrated lime that meets ASTM C-207 (Type S) Specifications. Chemical burns must be treated promptly by a physician. These mortar mix have high excellent workability, high capability of water retention, increased setting time and provision of additional strength. Introduce the major portion of water and half the sand required to a running mixer. SPEC MIX products must be kept dry, covered and protected from weather and other damage. 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