( Polytetrafluorethylènes )

 

Caractéristiques physiques et mécaniques

 

Densité                                           2.1 à 2.3                  Température d’utilisation min/maxi        -20 à + 240°C

Point de fusion                               327°C                      Résistance aux chocs                               16kj/m²

Conductibilité thermique                 0.23w/mk                Dureté à la bille                                       > 25 N/mm²

Coefficient de dilatation linéaire     160 x 10-6m/mk     Dureté shore                                           D51-D60

Module d’élasticité en traction       700 N/mm²              Dureté Rockwell                                     -----------

Reprise d’humidité                          0%env.                    Reprise d’humidité                                  0%env.

 

 

Ronds PTFE état vierge, chargé -conditionnement en longueur de 2 mètres

 

 

l                 kg/m                      l      kg/m             l      kg/m             l      kg/m

 

5                     0.04                        65            7.63                        165          49.18                      265          126.85

6                     0.06                        70            8.85                        170          52.20                      270          131.68

8                     0.11                        75            10.16                      175          55.32                      275          136.61

10                   0.18                        80            11.56                      180          55.32                      280          141.62

12                   0.26                        85            13.05                      185          61.82                      285          146.72

14                   0.35                        90            14.63                      190          65.21                      290          151.92

15                   0.40                        95            16.30                      195          68.68                      295          157.20

16                   0.46                        100          18.06                      200          72.25                      300          162.57

18                   0.58                        105          19.91                      205          75.91                      305          168.04

20                   0.72                        110          21.85                      210          79.66                      310          173.59

22                   0.84                        115          23.89                      215          83.50                      315          179.24

24                   1.04                        120          26.01                      220          87.43                      320          184.97

25                   1.12                        125          28.22                      225          91.45                      325          190.80

30                   1.62                        130          30.52                      230          95.55                      330          196.71

35                   2.21                        135          32.92                      235          99.75                      335          202.72

40                   2.89                        140          35.40                      240        104.05                      340          208.82

45                   3.65                        145          37.98                      245          18.43                      345          215.00

50                   4.51                        150          40.64                      250        112.90                      350          221.28

55                   5.46                        155          43.39                      255        117.46                      355          227.65

60                   6.50                        160          46.24                      260        122.11                      360          234.11

 

 

 

Plaques PTFE état vierge, chargé – conditionnement en 1200 x 1200 mm

 

 

▬        kg/m             ▬    kg/m           ▬    kg/m           ▬       kg/m

 

 

1                     2.30                        5              11.50                      15            34.50                      30            69.00

2                     4.60                        6              13.80                      20            46.00                      40            92.00

3                     6.90                        8              18.40                      25            57.50                      50          115.00

4                     9.20                        10            23.00                     

 

 

 

Tubes ronds PTFE état vierge, chargé – conditionnement en longueur de 2 mètres

 

                                                      10 x 6 à 275 x 190