Impact strength
Electrical resistance
Flatness (surface)
Testing conditions
Dielectric strength
Glass fibres
Reinforced materials
Rupture stress
Thickness
Electrical insulation
Tracking index
Flammability
Polyesters
Thermosetting polymers
Grades (quality)
Plastics
Dimensional tolerances
Electrical insulating materials
Sheet materials
Solid electrical insulating materials
Water absorption
Laminates
Bending stress