Full Description

1.1This specification covers electrical grade unsized, unbleached sulfate paper and paperboard for use as layer insulation in coils, transformers, and similar apparatus. Other applications include, but are not limited to, turn insulation, slot liners, wedges, phase insulation, and separator papers in stranded wire/cable constructions. Tissue for the manufacture of capacitors is not included in this specification. Other commonly used designations include:

1.1.1Soft Coil Wrap,

1.1.2Dense Coil Wrap,

1.1.3Kraft Coil Insulation,

1.1.4Dry-Finished Kraft, and

1.1.5Water-Finished Kraft.

1.2The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.