Page 3 - POLYSTYRENE (PS) SHEETS
P. 3

GENERAL FEATURES




                                                      Test Method              Unit                 Value

                         Density                       ISO 1183               g/cm³                 1,05
                       Flammability                     UL94                                         HB


                  MECHANICAL PROPERTIES
                      Tensile Strength                 ISO 527-2              MPa                    55

                     Elongation at Brake               ISO 527-2               %                      3

                      Flexural Strength                ISO 178                MPa                    80
                      Bending Module                   ISO 175                MPa                   3300

                     Rockwell Hardness                  M scale                                      105

                      Impact resistance               ISO 180/1A              kJ / m²                1,5

                     OPTICAL FEATURES

                      Refractive Index                 ISO 489                                      1,59
             Light Transmission (3mm Transparent Sheet)  ASTM D1003            %                     90


                    THERMAL PROPERTIES
                      Refractive Index                 ISO 306                 °C                    89











                               PS Sheet                                         PS Sheets Production
                          Quantities Per Pallet                                      Tolerances

                                             Size
                  Thickness
                                          (2050 x 3050)                    Length                 ± 2 mm
                    2 mm                    90 pcs
                                                                           Width                  ± 1 mm
                    3 mm                    60 pcs
                    4 mm                    45 pcs                        Diagonal                 3 mm
                    5 mm                    35 pcs
                                                                          Thickness               ± 0,1 mm
                    6 mm                    25 pcs














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