NAICS UNIVERSITY · Free research for insurance agents
Lime Manufacturing
NAICS 327410 · United States · 2022 edition
This industry comprises establishments primarily engaged in manufacturing lime from calcitic limestone, dolomitic limestone, or other calcareous materials, such as coral, chalk, and shells. Lime manufacturing establishments may mine, quarry, collect, or purchase the sources of calcium carbonate.
Activities described by this code
Other activities to examine
Census classification reference
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Compare another operationInsurance operations research — draft
Lime manufacturers crush and heat limestone or other calcareous materials in high-temperature kilns to produce quicklime (calcium oxide) and hydrated lime (calcium hydroxide). Operations typically involve heavy quarrying or raw material receiving, kiln firing at extreme temperatures, dust collection systems, and bulk storage and distribution to industrial customers in construction, water treatment, steel production, and chemical processing.
Questions to investigate
- Does the facility operate its own quarry or mine, or does it purchase limestone and other feedstock externally?
- What end-use markets does the lime serve — construction, water treatment, steel, food-grade, or other industrial applications?
- What is the current status of air quality permits, wastewater discharge permits, and any environmental compliance history?
- What is the age and maintenance history of the primary kilns and processing equipment?
This insurance research was generated in April 2026. It has not received a complete human review. The October 12, 2026 audit checked codes and titles only, not descriptions or coverage assertions.