In response to a federal court ruling and industry data, the U.S. Environmental Protection Agency is proposing changes to its 2010 air standards for the portland cement manufacturing industry. The proposal would continue the significant emission reductions from the 2010 standards, while providing industry additional compliance flexibilities, including more time to implement the proposed updates by extending the compliance date…
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Cement Totals – April 2012
Total shipments of portland and blended cement in the United States and Puerto Rico were almost 6.7 million mt in April 2012, according to the U.S. Geological Survey. This was 17.5% higher compared with shipments for April 2011. Shipments for the year through April were 21.9 million mt, up about 19% for the same period in 2011.
Read MoreASTM C595 acknowledges 15% limestone threshold
The ASTM C595-12 Standard Specification for Blended Hydraulic Cements defines requirements for a new powder: Type IL, portland-limestone blended cement, which includes 5% to 15% limestone as an ingredient. Adoption of Type IL product has the potential to reduce environmental impact of cement production by about 10%, while maintaining performance characteristics concrete producers require for specified mixes. The requirements for…
Read MorePCA chairman urges public policy that incorporates durability, sustainability
At the Rio+20 Corporate Sustainability Forum in Rio de Janeiro, Portland Cement Association Chairman of the Board Aris Papadopoulos, CEO of Titan America, called on business leaders of the world to include resilient construction in public policy.
Read MoreEmissions Measuring
Donaldson Company, a worldwide manufacturer of filtration systems and parts, announced that the company received Level 3 Plus conditional verification by the California Air Resources Board (ARB) in October 2011 for an off-road emissions retrofit device. The approval is for the Donaldson Non Road Low NO2 Filter (NR-LNF Muffler) applicable to off-road engines produced from 1996 to 2010 with power…
Read MoreInching Drive
Rexnord Corporation announced it is now offering an inching drive option for the Falk V-Class gear drive, a line of gear drives designed for maximum uptime and durable performance.
Read MoreLevel Scanner
BinMaster Level Controls announces the introduction of the 3DLevelScanner HE designed for use in storage silos containing challenging materials such as clinker, alumina, and fly ash.
Read MoreAumund-Group rebuilds project, scraper reclaimer for Cimento Itambé
Cimento Itambé awarded Aumund do Brasil and Schade Lagertechnik GmbH a contract for the rebuilding of a limestone storage facility. Apart from the refurbishment of an existing scraper reclaimer, the supply of a new bridge reclaimer forms part of the scope of supply, which is scheduled to be employed for homogenized reclaiming of the raw material. Whilst the refurbishment of…
Read MoreRoller Mill Components
Roller mills, bowl mills, or vertical roller mills offer size reduction of bulk materials in coal-fired power plants and cement works. In coal-fired power plants roller mills are used to grind coal, while in cement works they grind coal, raw meal and more recently, clinker.
Read MoreRefactory Monolithic Material
Morgan Thermal Ceramics announces the availability of its high-strength, low cement range of refractory monolithic lining materials ideal for demanding, high-temperature applications in the metals, incineration, power generation and minerals processing markets. The full range of products includes Tri-Mor Morflo low cement castable and Tri-Mor Higun low cement gunning materials. They offer resistance to chemical attack and abrasion, combining the…
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