Production manner and enamel glaze null of enamel board and perforated enamel board and structural enamel panel and enamel

摘要

PURPOSE: To provide a porcelain enameled plate and perforated porcelain enameled plate, and porcelain enameled panel for building excellent in strength and rustproof property. ;CONSTITUTION: A porcelain enameled layer 4 is applied to at least one surface of a both surfaces aluminum plated stainless steel sheet 3 prepared from stainless steel sheet 1. Since the base material is a stainless steel sheet 1, a high rustproof property can be preserved even if a perforation or a cutting work is carried out after enameling work or a cracking or a peeling generates in the porcelain enameled layer 4.;COPYRIGHT: (C)1993,JPO&Japio