Ключевые слова:
Test specimens, Hardness, Testing conditions, Compression moulding, Electrical testing, Plasticized polyvinyl chloride, Sheet materials, Tensile strength, Polymers, Extruding, Test equipment, Pressure, Polyvinyl chloride, Thermal testing, Thermoplastic polymers, Mechanical testing, Moulded materials, Plastics, Density, Temperature, Milling (engineering), Specimen preparation