2022 NAICS national industry in sector 31-33 Manufacturing
322110 Pulp Mills
NAICS 322110 is the US industry code for pulp mills. It covers establishments primarily engaged in manufacturing pulp without manufacturing paper or paperboard.
- Code
- 322110 (2022 NAICS)
- Title
- Pulp Mills
- Part of
- Pulp, Paper, and Paperboard Mills
- SBA small business limit
- Up to 1,050 employees
Changes coming. The NAICS 2027 revision applies to data from 1 January 2027, and SBA proposed new size standards on 20 August 2026. The values on this page are the ones in force today; we update this page when the official files change.
Official definition
This industry comprises establishments primarily engaged in manufacturing pulp without manufacturing paper or paperboard. The pulp is made by separating the cellulose fibers from the other impurities in wood or other materials, such as used or recycled rags, linters, scrap paper, and straw.
When to use a different code
Census classifies these close-sounding activities somewhere else. Businesses mainly engaged in:
Activities listed under 322110
The Census index assigns these 7 activities to this code. If your business matches one, this is your code.
- Deinking plants
- Deinking recovered paper
- Groundwood pulp manufacturing
- Pulp manufacturing (i.e., chemical, mechanical, or semichemical processes) without making paper
- Pulp manufacturing (made from bagasse, linters, rags, straw, wastepaper, or wood) without making paper
- Pulp mills not making paper or paperboard
- Wood pulp manufacturing
SBA size standard for 322110
To count as a small business for SBA loans and federal contracts under NAICS 322110, your business (including affiliates) must not exceed 1,050 employees. Check your business.
Source: SBA table of size standards, effective March 17, 2023.
Similar codes to compare
Data last changed November 14, 2026. How this page is built.