Masonry Cement
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Catalog excerpts

Masonry Cement - 1

Masonry Cement Engineered for quality and reliability, Lafarge cements for masonry deliver consistent performance. page 2 | Lafarge Cement

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Masonry Cement - 2

Lafarge in North America The Lafarge Group is the world leader in building materials, with top-ranking positions in all of its businesses: Cement, Aggregates & Concrete and Gypsum. The Group employs 78,000 employees in 78 countries. Lafarge is the largest diversified supplier of construction materials in the United States and Canada. The Lafarge Group places innovation at the heart of its priorities, working for sustainable construction and architectural creativity. Lafarge Masonry Cement is specially formulated and manufactured to produce masonry mortar for use in brick, block, and stone...

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Masonry Cement - 3

Many variables affect bond, including: > Bond The term “bond” refers to a specific property that can be subdivided into: • mortar ingredients, such as type and amount of cementitious materials, water retained and air content; • extent of bond or degree of contact of the mortar with the masonry units; and • characteristics of the masonry units, such as surface texture, suction and moisture content; • tensile bond strength, or force required to separate the units. A chemical and mechanical bond exists in each category. • workmanship, such as pressure applied to the mortar bed during placing;...

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Masonry Cement - 4

Standard Compliance Lafarge Masonry Cement meets or exceeds all the requirements specified in ASTM C 91 Standard Specification for Masonry Cement. Lafarge Masonry Cement, when combined with well-graded masonry sand meeting the requirements of ASTM C 144, will produce mortar conforming to the Proportion and Property Specification of ASTM C 270 Standard Specification of Mortar for Unit Masonry. Three Types of Masonry Cement Manufactured Types N, S and M masonry cement are manufactured by Lafarge North America. Lafarge Masonry Cement eliminates the need to field proportion materials. A more...

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Masonry Cement - 5

Recommended Mortar Specifications by Volume ASTM C 270 defines the properties and proportions for mixing masonry cement mortars Mortar Masonry Damp, Loose Sand Average 28 Day Compressive Type Cement (bags) (cubic feet) Strength PSI (Mpa) Property Requirements for Masonry Cement Masonry Compressive Strengths Water Retention Air Content Physical Requirements for Masonry Cement Masonry Compressive Strengths Water Retention Air Content PAGE 5 I LAFARGE CEMENT

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Masonry Cement - 6

> Mixing: In accordance with the ASTM C 270 proportion specification, batch at the rate of one bag of Lafarge Masonry Cement to 2-1/4 to 3 cubic feet of mason’s sand, complying with ASTM C 144, and potable water. First, add 2/3 of the water followed by 1/2 of the sand, all of the cement, and then the remainder of the sand and water. Continue mixing the mortar for a minimum of five minutes after all of the materials have been charged. The resulting mortar should meet or exceed the property requirements of ASTM C 270. Use of a cubic foot box to measure sand will improve batch-to-batch...

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Masonry Cement - 7

Product Name Lafarge Masonry Cements: Type N, Type S and Type M Manufacturer Lafarge North America Inc. Lafarge Building Materials Inc. 12018 Sunrise Valley Drive Suite 500 Reston, VA 20191 Lafarge Canada Inc. 334 avenue Avro Pointe-Claire, Quebec H9R 5W5 www.lafarge-na.com Technical Data Applicable standards: Lafarge Masonry Cement conforms to ASTM C 91 Standard Specification for Masonry Cement. Masonry cement is used to produce ASTM C 270 Types N, S, and M mortars for unit masonry as outlined in either the property specification or proportion specification requirements of ASTM C 270....

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Masonry Cement - 8

LAFARGE NORTH AMERICA INC. Lafarge Building Materials Inc. 12018 Sunrise Valley Drive Suite 500 Reston, VA 20191 Lafarge Canada Inc. 334 avenue Avro Pointe-Claire, Quebec H9R 5W5 page 1 | 5/10 pbMACE Lafarge Cement

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