327993 - Mineral Wool Manufacturing

When it comes to the Manufacturing sector, NAICS code 327993 stands out for its specialized focus on Mineral Wool Manufacturing. This industry plays a critical role in producing high-performance insulation materials that enhance energy efficiency in buildings and industrial applications. Whether you're a business owner, government contractor, or industry professional, knowing the ins and outs of NAICS 327993 is essential for compliance, market research, and opportunity identification.

---

What is NAICS Code 327993?

NAICS 327993 covers establishments primarily engaged in manufacturing mineral wool, including rock wool and slag wool. These mineral wool products are widely used for insulation and other industrial applications. The manufacturing process involves melting natural or synthetic minerals and then spinning them into fine fibers to create products such as insulation batts, boards, and tiles.

---

Sector & Key Business Activities

NAICS 327993 falls under the broader Manufacturing sector, which encompasses the production of various materials and components. Businesses classified under this code are typically involved in activities such as:

• Rock wool insulation production
• Slag wool manufacturing
• Mineral fiber insulation fabrication
• Production of fiber glass insulation products
• Manufacturing of insulating batts, fills, or blankets made from fiberglass
• Fabrication of mineral wool insulation boards, tiles, and related products

---

Size Standards for NAICS 327993

To qualify under the small business size standards for NAICS code 327993, a business must not exceed 1,500 employees. This size standard is significant for government contracting, as it determines eligibility for small business set-asides and other federal procurement programs.

---

Examples of Businesses under NAICS 327993

Businesses engaging under this NAICS code usually focus on:

• Manufacturing rock wool insulation, often used in construction for thermal and acoustic insulation.
• Producing slag wool, which is derived from by-products of metal smelting, turning waste into valuable insulation material.
• Fabrication of mineral fiber insulation products that combine durability and fire resistance for industrial applications.

---

NAICS 327993 Code Details

NAICS Code	Description	Included Business Activities
327993	Mineral Wool Manufacturing	Rock wool insulation production
		Slag wool manufacturing
		Mineral fiber insulation fabrication
		Fiberglass insulation products manufacturing
		Manufacturing insulating batts, fills, or blankets, fiberglass
		Mineral wool insulation materials (board, insulation, tile) manufacturing

---

Frequently Asked Questions (FAQ)

Q1: What materials are used in mineral wool manufacturing?
A1: Mineral wool is typically made by melting natural minerals like basalt, diabase, or synthetic slag from metal smelting, then spinning them into fibers.

Q2: What are the main applications of mineral wool products?
A2: Mineral wool products are primarily used for thermal insulation, soundproofing, and fire protection in residential, commercial, and industrial buildings.

Q3: How does NAICS 327993 relate to fiberglass insulation manufacturing?
A3: While distinct, mineral wool manufacturing can include fiberglass insulation fabrication processes, especially when producing insulating batts or blankets.

Q4: Can a business with 1,200 employees qualify as a small business under NAICS 327993?
A4: Yes, since the employee threshold is 1,500, a business with 1,200 employees fits within the small business size standard for this NAICS code.

Q5: How do I find contracting opportunities related to NAICS 327993?
A5: Look for government solicitations specifying NAICS 327993 on federal procurement websites like SAM.gov or through industry-specific sources related to construction and manufacturing.

---

Conclusion

NAICS code 327993 – Mineral Wool Manufacturing – encompasses a vital niche within the manufacturing industry focused on producing energy-efficient and fire-resistant insulation materials. Understanding this code’s scope, typical business activities, and size standards is crucial for businesses looking to engage in manufacturing or government contracting opportunities related to mineral wool products.

By aligning with NAICS 327993, companies can better position themselves in the competitive insulation manufacturing field and leverage market opportunities in both private and public sectors.