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| A joint venture between Cabot Corporation of the USA and The Sanmar Group, India, Cabot Sanmar Limited manufactures and markets Fumed Silica (Colloidal Silicon Dioxide/ Fumed Silicon Dioxide) under the brand name of Cab-O-Sil®. While the basic research in Fumed Silica was undertaken in 1988, the company put up a pilot plant in 1990. |
| The first—and so far only—manufacturer of the product outside the USA, UK, Germany and Japan, Cabot Sanmar’s plant integrates the chlorosilane manufacturing technology of Sanmar and the Fumed Silica manufacturing technology of Cabot in a rare combination of upscaling and downscaling of capacities. It is located at Mettur, near Salem in Tamil Nadu. |
| Cabot Sanmar manufactures the entire range of untreated grades of Fumed Silica with the surface area ranging from 130 sq. mt. per gram to 380 sq. mt. per gram. With an annual production capacity in excess of 1,000 tons, it has a significant domestic market share. It also manufactures certain treated grades of Fumed Silica. |
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