W R Grace’s Grace Construction Products unit has opened a factory in India to make cement products for Indian customers. The plant located outside Delhi makes additives and concrete admixtures. The additives are used to help improve cement quality and grinding efficiency. The admixtures help make concrete stronger and more durable. The plant is Columbia-based Grace’s third in India. The chemicals maker also has six offices and one laboratory in the country. Grace Construction Products offers a wide range of innovative specialty construction chemicals and materials that includes concrete admixtures and fibers, products for architectural concrete, liquid pigments for coloured concrete, cement processing additives, concrete masonry products, air and vapour barriers, roofing underlayments, etc.