Expanded slag

Description

A type of synthetic pumice made by injecting steam into molten slag. Expanded slag is a lightweight siliceous material used for gravel and and as an aggregate in concrete.

Synonyms and Related Terms

cinder; laitier expansé (Fr.);

Authority

• Dictionary of Building Preservation, Ward Bucher, ed., John Wiley & Sons, Inc., New York City, 1996

• The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998

• G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 641