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Nylon 6.6 -
Poliamida 6.6 |
Chemical Designation: Polyamide 6.6
DIN Abbreviation: PA 66
Colour, Filler: Opaque
Stock Availability: Standard length 3
metres, also cut to size
Rod 4 - 200 mm dia
Plate 5 - 100 mm thick
Tube up to 300 mm OD
Profile
Finished parts, machined or injection
moulded
Nylon 6.6 is a
semicrystalline engineering thermoplastic with universal applications.
Main characteristics: good sliding
properties - strong
abrasion resistant - tough
resistant to many oils, electrically
insulating
grease, diesel, petrol, ... - easily
machined
easily bonded and welded
- Preferred Fields: Mechanical
engineering, automotive engineering, transport and conveyor technology,
textile, packaging and paper processing machinery, printing and dispensing
machinery, household appliances, electrical engineering, precision
engineering
Applications: gears - friction bearings
friction strips - conveyor screws
bushes - cams
piston guides - pulleys
castors - plug parts
Nylon
6.6 - Poliamida 6.6
The following
information corresponds with our current knowledge and indicates our products
and possible applications. We cannot give a legally binding guarantee of certain
properties or the suitability for a specific application. Existing commercial
patents must be observed. A definitive quality guarantee is given in our general
conditions of sales. Unless otherwise stated, these values represent averages
taken from injection moulding samples. We reserve the right of technical
alterations.
| Properties |
Unit |
Test
Method DIN ASTM |
Dry |
Wet * |
| Mechanical |
|
|
|
|
| Density |
g/cm³ |
53 479 |
1.14 |
|
| Tensile
strength at yield |
MPa |
53 455 |
90 |
70 |
| Tensile
strength at break |
MPa |
53 455 |
|
|
| Elongation
at break |
% |
53 455 |
40 |
150 |
| Modulus
of elasticity in tension |
MPa |
53 457 |
3300 |
2000 |
| Modulus
of elasticity in flexure |
MPa |
53 457 |
2830 |
|
| Ball
indentation hardness |
MPa |
53 456 |
170 |
100 |
Impact
strength
(Charpy) |
kJ/m2 |
53 453 |
o.Br. |
|
Creep
rupture strength after
100o hrs with static load |
MPa |
|
55 |
|
Time
yield for 1%
elongation after 1000 hrs. |
MPa |
|
8 |
|
Coefficient
of friction against
hardened and ground steel
p = 0,05 N/mm², v = 0,6 m/s |
– |
|
0.35 -
0.42
|
|
Wear
conditions as above |
µm/km |
|
0.9 |
|
| Thermal |
|
|
|
|
| Crystalline
melting point |
°C |
53 736 |
225 |
|
| Glass
transition temperature |
°C |
53 736 |
50 |
5 |
Heat
distortion temperature
Method A
Method B |
°C
°C |
ISO 75
ISO 75 |
100
>200 |
|
Properties |
Unit |
Test Method DIN
ASTM |
Dry |
Wet * |
| Thermal |
|
|
|
|
Max.
service temperature
short term
long term |
°C
°C |
|
170
100 |
|
Coefficient
of thermal
conductivity |
W/(m . K) |
|
0.23 |
|
| Specific
heat |
J/(g . K) |
|
1.7 |
|
| Coefficient
of thermal expansion |
10-5/K |
|
7 |
|
| Electrical |
|
|
|
|
| Dielectric
constant at 105 Hz |
|
53 483 |
3.6 |
5.0 |
| Dielectric
loss factor 105 Hz |
|
53 483 |
0.026 |
0.2 |
| Specific
volume resistance |
W . cm |
53 482 |
1015 |
1012 |
| Surface
resistance |
W |
53 482 |
1013 |
1012 |
| Dielectric
strength 1 mm |
kV/mm |
53 481 |
>30 |
28 |
| Tracking
resistance |
|
53 480 |
CTI 600 |
CTI 600 |
| Miscellaneous |
|
|
|
|
Moisture
absorption:
Equilibrium in standard atmosphere (23 °C / 50 % relative humidity) |
% |
53 714 |
2.8 |
|
| Water
absorption at saturation at 23 °C |
% |
53 495 |
8.5 |
|
Resistance
to hot water,
washing soda |
|
|
limited
resistance |
|
| Flammability |
|
UL 94 |
V2 |
|
| Resistance
to weathering |
|
|
not
resistant |
|
* after storage in a standard 23/50
atmosphere (DIN 50 014) to equilibrium.
Voltar
|
