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Sheet materials|Test specimens|Cloth|Dielectric strength|Paper|Asbestos|Testing conditions|Shear strength|Water absorption|Flammability|Tracking index|Dimensional tolerances|Machineability|Compressive strength|Felt|Electrical resistance|Phenolic resins|Permittivity|Solid electrical insulating materials|Plastics|Electrical insulating materials|Reinforced materials|Specimen preparation|Impact strength|Wood|Breaking load|Compression testing|Dissipation factor|Flatness (surface)|Epoxy resins|Strength of materials|Laminates|Thickness|Cotton|Classification systems|Electrical insulation|Veneer