Chetak Manufacturing Company manufactures Polyamide Imide Wire Enamel. Chetak Manufacturing Company offers a wide range of air drying insulating varnish, polyester wire enamels, impregnating resins and thinners for various industrial applications. The Polyamide Imide Wire Enamel, available under the brand name "cenvar AI31" provides enamelled wire class 200 [H+] and has good hermetic resistance and adherence. The Polyamide Imide Wire Enamel is suitable as top-coat over various polyesters or polyesterimides and is also useful as the base coats.