Building Stone Mortar

Words: Dan Kamys

Building Stone Mortarwww.specmix.com

Whether the specification calls for soft or hard stone, SPEC MIX stone mortar mixes are engineered to match the specific properties of each stone to increase the mortar-to-stone bond strength while allowing the mason to lay more stone every day. Meets ASTM C270 requirements. Mortar type should correlate with the particular masonry unit to be used. SPEC MIX Building Stone Mortar is available in formulations for hard stones such as granite and soft stone such as limestone. The specifier should evaluate the density of the stone masonry unit specified to ensure that the appropriate mortar is selected to match to the hardness of the stone masonry units for the project. Each product is 100% dry, preblended in 80 lb. or 3,000 bags, eliminating the need to measure and add liquid admixtures on site, which in turn ensures quality control while increasing jobsite productivity.

MASONRY STRONG Podcast, Episode 30 Recap: Pat Sauter, VP at King's Material, Inc.
October 2025

On this episode of the MASONRY STRONG Podcast, Pat Sauter joins the set in Indianapolis to talk about his hobbies, the future of the masonry industry, and CMU. Pat Sauter, with nearly 50 years in the masonry industry through his family business, King's M

Masonry Tools: 17,000 Years in the Making (and Still Counting)
October 2025

If you have ever looked into a mason’s toolbox and thought, “Haven’t I seen this before?” you are not wrong. Masonry has been shaping civilizations for more than 17,000 years, and while the structures have changed, the pace of tool innovation has been abo

MCAA's 2026 World Of Concrete Education Sessions: Quality Masonry, Wall Bracing, GEORGE, And The Return Of Foreman Development
October 2025

The Mason Contractors Association of America (MCAA) is proud to present its comprehensive lineup of educational sessions for the 2026 World of Concrete/World of Masonry in Las Vegas.

From the Wall to the Classroom: The Human Story of ReCastED
October 2025

For 30 years, you’ve been on the wall. You know the feel of the trowel in your hand, the sound of a solid mortar joint, and the pride of looking at a finished job. You’ve built a career with your hands, your skill, and your sweat.