Portland Cement Association reports across the board state agency approval of portland-limestone cement, or ASTM C595 Type IL binder, on the heels of a Connecticut Department of Transportation green light for the material. Compared to ASTM C150 Type I/II portland cement, PLC is finished with higher limestone content, while exhibiting a carbon dioxide emissions footprint up to 10 percent lower.…
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SILICA FINISHING AID EASES TYPE IL MIX TROWELING
A colloidal silica formulation, IntraFilm addresses finishing challenges concrete practitioners encounter with the increasing use of portland-limestone cement (PLC or ASTM C595 Type IL). Its unique formula lubricates the surface of a slab, allowing for a more efficient finishing process. IntraFilm helps increase creaminess for a smoother, more polished finish; extends workability, even under hot, dry and windy conditions; reduces…
Read MoreTopping the 2023 radar
Major industry developments last year did not match the eventful 2021, when a dealmaking flourish put leading admixture, plant equipment and ready mixed or manufactured concrete brands or market stakes on track to change hands. But 2022 served up its share of surprises. A review of the year’s most impactful content from these pages and our companion Concrete Currents weekly…
Read MoreTitan America fully converts Pennsuco, Roanoke plants to Type IL
Sources: Titan America LLC, Norfolk, Va.; CP staff Titan America has become the first U.S. producer to fully switch its ASTM C150 Type I/II portland cement to ASTM C595 Type IL or portland-limestone cement. This lower carbon powder utilizes conventional clinker and gypsum, typically blended with up to 15 percent limestone at the grinding lines of Roanoke Cement in Virginia…
Read MoreLehigh Cement transitions top mill, Union Bridge, to EcoCemPLC
Sources: Lehigh Hanson Inc., Irving, Texas; CP staff The Lehigh Cement plant in Union Bridge, Md. will see primary output shift from ordinary portland cement to the branded EcoCem Portland-Limestone Cement—clinker + up to 10 percent finely graded limestone—by no later than January 2023. Union Bridge is presently the producer’s largest plant in North America; the switch to the branded…
Read MoreTitan America loads N.J. terminal with portland-limestone blend
Titan America has begun offering Type IL portland-limestone cement from its Essex Cement storage and distribution facility at the Port of Newark, becoming New Jersey’s charter source of the blended binder. Metro New York-New Jersey customer adoption of lower carbon alternatives to ordinary portland cement (clinker only) stands to drive the terminal’s full transition to PLC by the end of…
Read MoreCalPortland Mojave plant all in on portland-limestone cement
Sources: CalPortland Co., Glendora, Calif.; CP staff CalPortland plans full conversion of its 1.3 million ton/year capacity Mojave plant, located 75 miles north of the Los Angeles Basin, to the branded Advancement HS portland-limestone cement. Scheduled for completion by the third quarter, the switch from ordinary portland to Type IL cement will reduce the facility’s carbon emissions by 10 percent…
Read MoreCemex USA raises Rocky Mountain region PLC output
Source: Cemex USA, Houston Continuing an enterprise-wide ramp up of carbon-wise solutions, Cemex USA has increased production of portland-limestone cement at its Lyons, Colo. plant. The facility began finishing the Type IP powder 15 years ago and is on track to see the material become the primary output by midyear.
Read MoreBuzzi, Alamo sequence eight-mill migration to portland-limestone cement
Sources: Buzzi Unicem USA, Bethlehem, Pa.; CP staff Consistent with corporate environmental management and Portland Cement Association Roadmap to Carbon Neutrality goals, Buzzi Unicem USA and Alamo Cement Co. CEO Massimo Toso has announced a transition from ASTM C150 Types I and II portland cement production to C595 Type IL, or portland-limestone cement. “The conversion begins with our plants in…
Read MoreTitan America loads portland limestone powder to New Jersey terminal
Sources: Titan America, Norfolk, Va. Titan America has begun offering Type IL portland-limestone cement from its Essex Cement storage and distribution facility at the Port of Newark, becoming New Jersey’s charter source of the blended binder. Metro New York-New Jersey customer adoption of lower carbon alternatives to ordinary portland cement (clinker only) stands to drive the terminal’s transition to exclusively…
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