For over 30-years Norchem has built a strong reputation for outstanding technical expertise, superior customer support and the highest level of quality.  Norchem has provided the leadership to advance the use of silica fume as a key component in high-performance concrete, shotcrete, oil well grouts and cementitious repair products.  As North American's largest producer of silica fume with a commitment to excellence, Norchem is poised for the next 30 years of innovation and growth.