Cement Manufacturers Association (CMA)

57 4.3 Resource Conservation Reduced reliance on high-quality limestone: Limestone reserves suitable for cement production are finite and often located near ecologically sensitive areas. By reducing clinker content, LC3 extends the lifespan of existing limestone deposits and reduces mining pressure. Utilization of abundant clay resources: India possesses vast deposits of low-grade kaolinitic clays, many in regions distant from limestone reserves. LC3 enables decentralized production and regional economic development. Lower water consumption: LC3 concrete exhibits comparable or better water retention properties than OPC, potentially reducing curing water requirements in hot climates. 4.4Waste Heat Recovery Potential The lower calcination temperature for clay creates opportunities for industrial symbiosis. Waste heat from power plants, steel mills, or other industries operating at 600-800°C can potentially be harnessed for clay calcination, further improving energy efficiency and reducing fossil fuel dependence. 5. Commercial Production: Case Study of JK Cement 5.1 Industry Pioneer In June 2025, JK Cement Limited became the first cement manufacturer in India to commence commercial-scale production of LC3 cement at its Mangrol facility in Rajasthan. This landmark achievement followed several years of research collaboration, pilot production, and market preparation. 5.2 Production Capacity and Scale The Mangrol plant produces "JK Super LC3 Cement," manufactured in strict accordance with IS 18189:2023 specifications. While specific capacity figures remain proprietary, industry sources indicate initial production of approximately 100,000-150,000 tonnes annually, with expansion plans contingent on market response. 5.3 Market Strategy JK Cement's go-to-market strategy emphasizes: Quality assurance: BIS certification (IS 18189:2023 compliant) prominently featured in packaging and marketing collateral to build trust. Environmental messaging: Clear communication of "up to 40% CO 2 reduction" compared to OPC, targeting environmentally conscious builders and government projects. Technical support: Dedicated technical teams provide mix design assistance, construction guidance, and quality assurance services to early adopters. Price competitiveness: Strategic pricing to match or slightly undercut premium PPC brands while offering superior environmental credentials. Targeted applications: Initial focus on large-scale housing projects, infrastructure contracts, and coastal construction where LC3's durability advantages are most valued. 5.4 Early Market Response While comprehensive market data remains limited given the recent launch, preliminary indications suggest: • Strong interest from government infrastructure agencies seeking to meet sustainability mandates • Adoption by real estate developers pursuing green building certifications • Cautious acceptance by traditional contractors pending field performance validation • Growing specification by consulting engineers for coastal and chemical-resistant applications The success of JK Cement's pioneering effort will significantly influence adoption timelines by other major manufacturers including UltraTech, Ambuja, ACC, and Shree Cement.