Industry: 3241—Cement, Hydraulic
Establishments primarily engaged in manufacturing hydraulic cement, including portland, natural, masonry, and pozzolana cements.

Cement, hydraulic: portland, natural, masonry, and pozzolana
Codes Titles Number of US Businesses
3241Cement, Hydraulic522
324100Cement, hydraulic259
32410000Cement, hydraulic259
324199Cement, hydraulic, nec263
32419901Masonry cement76
32419902Natural cement37
32419903Portland cement147
32419904Pozzolana cement3