Naics code Naics title Naics description
327110 Pottery, Ceramics, and Plumbing Fixture Manufacturing This industry comprises establishments primarily engaged in shaping, molding, glazing, and firing pottery, ceramics, plumbing fixtures, and electrical supplies made entirely or partly of clay or other ceramic materials.
32712 Clay Building Material and Refractories Manufacturing See industry description for 327120.
327120 Clay Building Material and Refractories Manufacturing This industry comprises establishments primarily engaged in shaping, molding, baking, burning, or hardening clay refractories, nonclay refractories, ceramic tile, structural clay tile, brick, and other structural clay building materials. A refractory is a material that will retain its shape and chemical identity when subjected to high temperatures and is used in applications that require extreme resistance to heat, such as furnace linings.
3272 Glass and Glass Product Manufacturing —
32721 Glass and Glass Product Manufacturing This industry comprises establishments primarily engaged in manufacturing glass and/or glass products. Establishments in this industry may manufacture glass and/or glass products by melting silica sand or cullet, or from purchased glass.
327211 Flat Glass Manufacturing This U.S. industry comprises establishments primarily engaged in (1) manufacturing flat glass by melting silica sand or cullet or (2) manufacturing both flat glass and laminated glass by melting silica sand or cullet.
327212 Other Pressed and Blown Glass and Glassware Manufacturing This U.S. industry comprises establishments primarily engaged in manufacturing glass by melting silica sand or cullet and making pressed, blown, or shaped glass or glassware (except glass packaging containers).
327213 Glass Container Manufacturing This U.S. industry comprises establishments primarily engaged in manufacturing glass packaging, bottling, and canning containers.
327215 Glass Product Manufacturing Made of Purchased Glass This U.S. industry comprises establishments primarily engaged in coating, laminating, tempering, or shaping purchased glass.
3273 Cement and Concrete Product Manufacturing This industry group comprises establishments primarily engaged in one of the following: (1) manufacturing Portland, natural, masonry, pozzolanic, and other hydraulic cements; (2) acting as batch or mixing plants, manufacturing concrete delivered to a purchaser in a plastic and unhardened state; (3) manufacturing concrete pipe, brick, and block; or (4) manufacturing other concrete products (except block, brick, and pipe).