Established 1983. Manufacture specialty technical glass compositions for sealing, dielectrics; passivating glasses for electronic applications; and precision-forming or redrawing glass and glass-ceramics. Database of 30,000 compositions. Alloy or refractory melting capability is available for customer proprietary use.

Established 1977. Provide custom melting, forming and milling of glass and glass ceramic compositions, pounds to tons. Offer technical assistance and composition engineering. Electric & gas melting to 1650°C. Production flexibility allows for standard and custom tailored materials (e.g. frit/cullet, ultra fine powder and rod) to meets individual requirements.

Produce alpha- and beta-SiC powder for use in sintered wear parts, toners, MMCs and abrasives. Produce PS SiC tile for armor. Produce advanced (graphite) materials for use in many industries. Products include graphite electrodes, carbon alloys, graphite lubricants, purified graphites and mined natural graphites.

Manufacture ceramic components for rf, microwave and specialty powder applications. Products include dielectric resonators, coaxial resonators, band-pass filters, ferrite phase shifter elements, ferrite circulator and isolator elements, ferrite, garnet and dielectric substrates, and technical ceramic powders for thermal barrier coatings, medical, industrial and fuel cell applications.

Produce and market kaolin and ball clays, silica sands, ground and microcrystalline silica, feldspar and nepheline syenite for the pressed wares, cast wares, formed wares, enamel and ceramic-powder industries. Operations throughout North America with technical service and worldwide distribution.

Established 1960. Manufacture electrofused raw materials for abrasives, ceramics and refractories, including white and brown alumina, mullite, magnesia-alumina spinel, fused magnesia, nonstabilized and calcia- and magnesia-stabilized zirconia, calcium zirconate, chromia-alumina, mullite-zirconia and calcium aluminate cements. Manufacturing plant in Brazil.

Produce aplite, round angular and subangular whole-grain sand, ground silica, fine-ground silica and assorted clay materials. Material available in bulk and bagged quantities.

Manufacture electronic- and specialty-grade glass frits and powders. Custom glass engineering and development service available, including lab test melts and in-house analytical capabilities. Large-volume production also available.

Manufacture fused synthetic minerals for use in: refractory raw materials, abrasives, ceramic raw materials and industrial applications. Products: silicon carbide, brown fused alumina, white fused alumina, boron carbide, bubble alumina, alumina-zirconia, fused mag-chrome, fused spinel, fused zirconia, fused silica, iron pyrite, magnesium oxide, toll fusions, lab services, custom milling. Products sizes include: splits, macro grits, micro grits and sub-micron sizes.

Canadian mineral exploration and development company with primary focus on rare metals and minerals that are in increasing demand for high-tech and environmentally beneficial applications including lithium and calcium feldspars.