Herringbone patterned woven cotton tapes are used to wrap armatures, field coils, field coil supports and transformer windings. Despite the introduction of revolutionary manmade fabrics, cotton is still used in large quantities for electrical insulation. Meets ASTM Type B-2 specifications Herringbone woven cotton tapes are used as a stay binding tape. These tapes are also used to wrap cables, in electrical appliances, and as a sacrificial item in resin or shellac coating processes.