Sublime Cement: Low temperature processing, high ASTM C marks

Sources: Sublime Systems, Somerville, Mass.; CMCM 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 Read more…

California cement producers chart carbon neutrality goal progress

Sources: California Nevada Cement Association, Anaheim Hills, Calif.; CMCM staff Just shy of 30 months since releasing “Achieving Carbon Neutrality in the California Cement Industry,” California Nevada Cement Association (CNCA) producers report considerable progress on related public policy, material processing and market development measures toward their 2045 goal: • Leadership in Read more…

Arizona producer hosts industry’s second direct air CO2 capture project

Sources: CarbonBuilt, Los Angeles; CMCM staff Arizona concrete masonry producer Block-Lite, plus partners CarbonBuilt and Aircapture, plan to develop the world’s first fully-integrated direct air capture (DAC)-to-concrete assembly. CarbonBuilt will install carbon dioxide curing and mineralizing equipment at the Flagstaff operation, tapping an array of modular Aircapture DAC devices engineered Read more…