Enamel frit (glaze) , find complete details about enamel frit (glaze),frit from pigment supplier or manufacturer-wuhan unichem chemicals ltd. menu alibaba Counter enamel is applied to reduce stress exerted on the enamel by the metal after the piece is cool or during cooling. counter enamel literally equalizes or counters the pull of the metal on the enamel. the thickness of the metal and the thickness of the enamel are relative in this matter. Finally, titanium white cover coat frits are supersaturated with titanium dioxide which creates a bright white color during firing. after smelting, the frit needs to be processed into one of the three main forms of enamel coating material. Thompson enamel has been a manufacturer of vitreous enamel for metal for over 119 years. thompson enamel currently manufactures glass products for many different kinds of applications. included in its product line are enamels for both metals and glass.