nylon-gasket

Keith Payne manufacture and supply nylon gaskets that use high quality materials. Nylon gaskets have, in various formulations, many useful qualities including toughness, resilience, hardness and high melting points,

NYLON 6 is a partially crystalline material which shows great toughness and resilience, which is important under impact loads or at low temperature. NYLON 66 has a higher melting point , better mechanical properties and greater hardness and less water absorption. ( check with price list stockable grade ie 6 or 66

                                                                                NYLON 6                          NYLON 66

COLOUR ;-                                                         WHITE                              WHITE

DUROMETER HARDNESS "D" ;-                        77 +-3 deg Shore              83 +- 3 deg shore

TENSILE STRENGTH @ 23 deg C ;-                   61-79 Mpa                         62-83 Mpa

TENSILE MODULUS @ 23 deg C ;-                      2754 Mpa                          1733-2744 Mpa

ELONGATION @ 23 deg C ;-                              20-200 %                          20-200%

FLEXURAL STRENGTH @ 23 deg C ;-                 85-91 Mpa                         86-97 Mpa

FLEXURAL MODULUS @ 23 deg C ;-                   no data                             1207-2827 Mpa

DEFORMATION UNDER LOAD

24 hrs @ 14 Mpa @ 50 deg C ;-                      2.0 -3.5 %                         1.0 -3.0 %

WATER ABSORPTION 24hrs @ 23 deg C ;-        2.9 %                                0.6 -1.5 %

                                   Saturation     A     ;-          9.5 %                                7.9 %

TEMPERATURE; (MELT)                                    +213 deg C                       +260 deg C

TEMPERATURE;(short term 10 hr) ;-                    +140 deg C                       +160 deg C

TEMPERATURE;(continuous 1000hr) ;-                -40 to +80 deg C               -40 to +90 deg C

THERMAL CONDUCTIVITY;-                               0.24 W/ ( K.m )                  0.24 W/ ( K.m )

FLAME RESISTANCE ;-                                      SELF EXTINGUISHING      SELF EXTINGUISHING

COEFFICIENT OF LINEAR THERMAL

EXPANSION TMA (23 - 200 deg C );-                   85 x 10-6 /deg C                100 x 10 -6 / deg C

VOLUME RESISTIVITY ;-                                   >10 X12 Ohm .cm              >10 x13 Ohm cm

DIELECTRIC STRENGTH ;-                                 >12 KV/mm                       > 12 KV/mm

RELATIVE PERMITTIVITY 50Hz-10kHz ;-            3.7                                    3.4 - 4.1

UV RESISTANCE :-                                             Dimensional change          Dimensional change

ACIDS - WEAK (pH >3)                                       Mild attack by absrptn       Mild attack by absrptn

ACIDS - STRONG (pH <3)                                   Decomposes short time     Decomposes short time

ALKALIS - STRONG (pH >11)                              Dimensional change          Dimensional change

CHLORINATED HYDROCARBONS                      No attack                          No attack

HOT WATER                                                       Dimensional change          Dimensional change

SHELF LIFE (Initial storage);-                               10 years + 3                      10 years +3

WEIGHT M2 @ 3mm ;-                                       3.42 kg                             3.45 kg