Hind Enamel’s manufacturing process ensures your vitreous enamel sign meets the highest quality standards. First, mild steel sheets are laser cut and fashioned to specifications, before being deburred, degreased, sprayed with a base coat and white coat of enamel slip. Finally, the lettering and graphics are either screen printed or hand brushed and the plate is fired. The result: Signs that comply with Indian Standard Specification, IS : 3972 : 1968 - Method of tests for Vitreous Enamel Ware.