ANSI/NEMA FI 3:2004

Foreword
Section 1 General
  1.1 Scope
  1.2 Definition of Aramid Paper
  1.3 References
      1.3.1 Mandatory Standard
Section 2 Tolerances
  2.1 Tolerances on Thickness of Aramid Papers
  2.2 Tolerance on Width of Aramid Paper Tapes
  2.3 Tolerances for Dimensions of Narrow Aramid Paper Rolls
  2.4 Tolerances for Dimensions of Wide Aramid Paper Rolls
  2.5 Tolerances for Dimensions of Aramid Paper Sheets
Section 3 Classification of Aramid Papers
  3.1 Definitions of Defects
      3.1.1 Defects Causing Reduced insulation Strength
      3.1.2 Holes
      3.1.3 Fractures
      3.1.4 Solid Tactile Defects
      3.1.5 Hollow Tactile Defects (Blisters)
      3.1.6 Stains and Discolorations
      3.1.7 Splices
  3.2 Sampling for Testing
      3.2.1 Samples from Rolls
  3.3 Method of Calculation
Section 4 Methods of Measurement
  4.1 Methods of Measuring Thickness
      4.1.1 Sheets
      4.1.2 Tapes
  4.2 Methods of Measuring Electric Strength
      4.2.1 Sheets and Tapes
  4.3 Method do Determining Moisture Content
      4.3.1 Purpose
      4.3.2 Apparatus
      4.3.3 Test Specimen
      4.3.4 Procedure
      4.3.5 Report
  4.4 Method of Testing Tensile Properties
      4.4.1 Conditioning
      4.4.2 Sampling
      4.4.3 Reporting
Section 5 TYPES OF ARAMID PAPER
Section 6 SPECIFICATION BY TYPE AND THICKNESS
Section 7 ELECTRICAL PROPERTIES-TYPE TESTS

Applies to qualification and testing of calendered aramid papers in thicknesses up to 30 mils (0.76 mm) for use as electrical insulation.