bag molding[′bag ‚mōld·iŋ]
A method of molding plastic or plywood-plastic combinations into curved shapes, in which fluid pressure acting through a flexible cover, or bag, presses the material to be molded against a rigid die.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
The application of pressure on a material during molding so that it takes the shape of a curved, rigid die. The material, contained within the die and a flexible cover, is deformed by changes of pressure within the enclosure.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.