Speltex – 40 Specifications                                           Click Here to Download file in PDF format

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Typical properties vulcanised sheet.

Polymer type                                                              Natural rubber

Tensile strength                     (Mpa)                          28

Modulus at 100% elongation                                    0.75

Elongation at break               (%)                              >600

Tear strength                         (N/mm sq)                   44

Dry abrasion resistance        (%)                              50

Compression set                    %)                               5

Tension set                             (%)                              7

Resilience                               (%)                              83

Temperature                          (deg C)                        -40 to + 70

Specific gravity                                                          0.97

Colour                                                                         Red

Tolerance to BS3734                                                 Thickness ST2,

Width SW2

Storage                                                                       Store at room temperature and away from direct sunlight