Sources: Sublime Systems, Somerville, Mass.; CP staff Third-party testing confirms that Sublime Systems’ namesake concrete binder, produced with sharply lower carbon dioxide emissions metrics than portland cement, exhibits strength development, durability, low shrinkage and other engineering properties matching or exceeding ASTM C1157, Standard Performance Specification for Hydraulic Cement benchmarks. In contrast to high temperature, fuel-intensive portland cement production, Sublime Cement…
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Lanxess moves first in EPD for iron oxide pigments
Lanxess Corp. will feature an extensive concrete pigment portfolio at The Precast Show 2022, March 3-5 in Kansas City, Mo. The Inorganic Pigments business unit will present Bayferrox red, yellow, black and brown iron oxide pigments, plus green shades based on Colortherm chromium oxides, along with recently verified Environmental Product Declarations (EPDs). Lanxess is the first synthetic iron oxide pigment…
Read MoreNRMCA spreadsheet quantifies ‘Cost of Poor Quality’ concrete
Sources: National Ready Mixed Concrete Association, Silver Spring, Md.; CP staff
The NRMCA Research, Engineering and Standards Committee has released a spreadsheet and guidance document with which producers can calculate the financial impact caused by deficiencies in raw materials, plant equipment and production.
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