SN EN 60735 : 1991

Cooperating organizations
National foreword
Foreword
1. Scope
2. Normative references
3. Testing environment
4. Mechanical properties
4.1 Tape width
4.2 Tape thickness
4.3 Tensile tests
4.4 Residual elongation
4.5 Longitudinal shrinkage
4.6 Coefficient of elongation in humidity
4.7 Transverse cupping
4.8 Longitudinal curvature
4.9 Coefficient of friction
4.10 Layer-to-layer adhesion
4.11 Video head wear
5. Electromagnetic and electrical properties
5.1 Coercivity Hc and retentivity Br
5.2 Coating resistance
6. Tape properties measured on a video tape recorder
6.1 Video properties
6.2 Audio properties
Annex ZA (normative)
National annex NA (informative)
National annex NB (informative)

Gives the measuring methods for evaluating the properties of magnetic tapes used for video recorders. Includes normative references, testing environment, tape width, tape thickness, tensile tests, residual elongation, longitudinal shrinkage, coefficient of elongation in humidity, transverse cupping, longitudinal curvature, coefficient of friction, layer-to-layer adhesion, video head wear, coercivity and retentivity, coating resistance, video properties and audio properties.