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US Standard Industrial Classification (SIC) Code Lookup

Division: D - Manufacturing

US-SIC Code 3296 - Mineral Wool

Industry Description

Establishments primarily engaged in manufacturing mineral wool and mineral wool insulation products made of such siliceous materials as rock, slag, and glass, or combinations thereof. Establishments primarily engaged in manufacturing asbestos insulation products are classified in Industry 3292, and those manufacturing textile glass fibers are classified in Industry 3229.

Business Examples

Common types of business activities within US SIC 3296 - Mineral Wool are:

  • Acoustical board and tile, mineral wool
  • Fiberglass insulation
  • Glass wool
  • Insulation: rock wool, fiberglass, slag, and silica minerals
  • Mineral wool roofing mats

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

US-SIC Hierarchy 3296 - Mineral Wool

US-SIC Code 3296 - Mineral Wool sits in the 2-digit Mineral Wool sector. US SIC codes can be 2 to 8 digits and the further along the hierarchy, the more detailed and specific the category will be.

Division: D

Division Title: Manufacturing

2 Digits 3 Digits 4 Digits

Extended US-SIC Hierarchy for 3296 - Mineral Wool

For business marketing and targeting, US SIC Codes have been extended to provide more specific classifications within US-SIC 3296 - Mineral Wool. Extended US SIC Codes are being continuously updated to reflect the current business environment.

6 Digit SIC Codes

  • 329601 Fiber glass fabricators
  • 329602 Acoustical materials-manufacturers
  • 329603 Insulation-manufacturers
  • 329604 Energy conservation prods-manufacturers
  • 329698 Mineral wool (manufacturers)

8 Digit SIC Codes

  • 32960000 Mineral wool
  • 32960100 Mineral wool insulation products
  • 32960101 Fiberglass insulation
  • 32960102 Insulation: rock wool, slag, and silica minerals
  • 32969900 Mineral wool, nec
  • 32969901 Acoustical board and tile, mineral wool
  • 32969902 Glass wool
  • 32969903 Roofing mats, mineral wool

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US SIC Code Directory

Each US SIC Code is part of a Division, which corresponds with a numerical range. Select a Division category from the table below, then drill down to discover the industries within that Division.

Division US-SIC Code Sector title
A 01-09 Agriculture, Forestry, and Fishing
B 10-14 Mining
C 15-17 Construction
D 20-39 Manufacturing
E 40-49 Transportation, Communications, Electric, Gas, and Sanitary Services
F 50-51 Wholesale Trade
G 52-59 Retail Trade
H 60-67 Finance, Insurance, and Real Estate
I 70-89 Services
J 90-99 Public Administration

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