KSIC 2321—Manufacture of refractory ceramic products

Where 2321 sits

1. C Manufacturing
2. 23 Manufacture of other non-metallic mineral products
3. 232 Manufacturer of refractory and non-refractory ceramic products
4. 2321 Manufacture of refractory ceramic products

Contains 2 narrower codes

• 23211 Manufacture of shaped refractory ceramic products
• 23212 Manufacture of unshaped refractory ceramic products

Description

This refers to industrial activities involving the manufacture of heat-resistant or refractory ceramic products by molding clay or non-clay refractory raw materials, such as siliceous or graphite materials, and then firing them. It includes the manufacture of irregularly shaped refractory products and refractory mortar, regardless of whether firing treatment is performed.

Cross-references for 2321

• Manufacture of non-refractory non-structural ceramic products ( 2322 )
• Manufacture of non-refractory architectural ceramic products ( 2323 )

2321 in other systems