The Pollution Prevention and Control (Scotland) Regulations 2012

SECTION 3.6: Ceramic production

PART A

Manufacturing ceramic products (such as roofing tiles, bricks, refractory bricks, tiles, stoneware or porcelain) by firing—

(a) in kilns with a production capacity exceeding 75 tonnes per day, or

(b) where the kiln capacity exceeds 4m³, and the setting density of the kiln exceeds 300 kg/m³.

PART B

(a)

Firing heavy clay goods or refractory goods other than heavy clay goods in a kiln where the activity does not fall within a description in Part A of this Section.

(b)

Vapour glazing earthenware or clay with salts.

Interpretation of Part B

In this Part—

“clay” includes a blend of clay with ash, sand or other materials;

“refractory” means refractory material (such as fireclay, silica, magnesite, chrome-magnesite, sillimanite, sintered alumina, beryllia and boron nitride) which is able to withstand high temperatures and to function as a furnace lining or in other similar high temperature applications.