1、Printed in U.S.A. Copyright Gypsum Association 1994. All rights reserved. GYPSUM ASSOCIATION 810 FIRST STREET NE, #510 WASHINGTON, DC 20002 PAINTING NEW GYPSUM BOARD (GA-232-04) INTRODUCTION Proper products and techniques for painting gypsum board must be used to attain a quality level of finish on
2、interior surfaces. A variety of factors in the painting process affect the creation of a pleasing finish. Recommendations of paint manufacturers vary greatly; therefore, specific recommendations of the manufacturer of the paint or other coating material shall be followed when those recommendations a
3、re more stringent than the general specifications provided here. SURFACE PREPARATION Gypsum board surfaces to receive paint shall be properly prepared before paint can be applied. The proper level of gypsum board finish shall be specified and completed prior to painting. The selected level of finish
4、 will vary with the final decoration to be applied, location of the surface within the building, and type and angle of both natural and artificial lighting expected. Recommended levels of finish for typical applications are described in RECOMMENDED LEVELS OF GYPSUM BOARD FINISH (GA-214) jointly publ
5、ished by the Gypsum Association, Association of the Wall and Ceiling Industries - International, Ceiling however, the minimum dry film thickness of the primer shall be not less than 1.0 mil (0.025mm). The number of coats of finish paint and the total dry film thickness of the finish coat(s) depends
6、upon the paint being used. The paint manufacturers recommendations on total dry film thickness shall be followed. NOTE: The total dry film thicknesses recommended by some paint manufacturers may or may not include the primer thickness. Air circulation shall be provided to properly dry the paint with
7、in the time frame specified by the paint manufacturer.MEMBER COMPANY LIST 2004 AMERICAN GYPSUM BPB AMERICA INC BPB CANADA INC. CGC INC. G-P GYPSUM CORPORATION LAFARGE NORTH AMERICA INC. NATIONAL GYPSUM COMPANY PABCO GYPSUM a Division of PABO building products, LLC TEMPLE-INLAND FOREST PRODUCTS CORPORATION UNITED STATES GYPSUM COMPANY GYPSUM ASSOCIATION 810 First Street NE, #510 Washington, DC 20002 202-289-5440 Fax: 202-289-3707 www.gypsum.org