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Sector: 31-33 Manufacturing

NAICS Code 327993 - Mineral Wool Manufacturing

Industry Description

This U.S. industry comprises establishments primarily engaged in manufacturing mineral wool and mineral wool (i.e., fiberglass) insulation products made of such siliceous materials as rock, slag, and glass or combinations thereof.

Cross-References.

Business Examples

Common types of business activities within NAICS 327993 - Mineral Wool Manufacturing are:

  • Insulating batts, fills, or blankets, fiberglass, manufacturing
  • Mineral wool insulation materials manufacturing
  • Fiberglass insulation products manufacturing
  • Mineral wool products (e.g., board, insulation, tile) manufacturing

IBISWorld Industry Research Report

Mineral Product Manufacturing in the US (32799)

Revenue 2025

$31.5bn

Growth 2025

-0.42%

Key Trends

  • Elevated energy costs have provided a lifeline for the industry

  • Operators benefited from record-low interest rates during the pandemic

  • Interest rates are expected to remain elevated through 2028

Products and Services

Similar Industries

For some business types, there may be a similar industry to 327993 - Mineral Wool Manufacturing that is a better classification match. Establishments primarily engaged in:

NAICS Hierarchy 327993 - Mineral Wool Manufacturing

NAICS Code 327993 - Mineral Wool Manufacturing sits in the 2-digit Mineral Wool Manufacturing sector. NAICS codes can be 2- to 6-digits and the further along the hierarchy, the more detailed and specific the category will be. Learn more about the structure of NAICS codes

2 Digits: 31-33

Sector Title: Manufacturing

3 Digits 4 Digits 5 Digits 6 Digits

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