Feb 24, 2015u00a0u00b7 field of the invention. the present invention provides enamel compositions and ground coat compositions. more particularly, the present invention provides compositions for use in forming an acid resistant and chip resistant enamel cover coating from which baked-on foods can be removed without the need for pyrolysis or highly alkaline cleaners. International standard ready to use / rtu enamel powder wholesale from hnan noli, us $ 1,1401,980 / ton, china, noli, 65997-18-4.source from hunan noli enamel co., ltd. on alibaba. As an industry leader, prince specializes in understanding the role of porcelain and glass enamels across a wide spectrum of applications. frits are the basis and main component of an enamel coating. each pemcou00ae frit is individually designed to address the complex variables of chemistry and end use application. Enamel (or vitreous enamel or porcelain enamel in u.s.) is the colorful result of fusing powdered glass to a substrate by firing, usually between 750 and 850 degrees celsius. the powder melts and flows and hardens to a smooth, durable vitreous coating on metal, glass or ceramic.