Nylon 66
Molding Compound
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Copyright 2002 by Roger D. Corneliussen
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Values are from Modern Plastics Encyclopedia 99.
To jump to a particular property, click on the name listed below.
Melt
Flow ASTM D1238 (gm/10 min)
-----gm /10 min
Melting
Temperature degrees C
Tm Crystalline
255 to 265 C
Glass
Transition
(C)
Tg (Amorphous)
----- C
Injection
Molding Range Degrees F
500-620 F
Molding
Pressure Range ( PSI) (ksi)
1 000 to 25 000 psi
1 to 25 ksi
Compression
Ratio
3.0 to 4.0
Mold(Linear)
Shrinkage (in/in)
ASTM D955
0.007 to 0.018
Tensile
Strength at Break
ASTM D638
Dry as molded (about 0.2% moisture content)
13 700 psi
Conditioned with 50% relative humidity
17 000 psi
Elongation
at break (%)
ASTM D638
Dry as molded (about 0.2% moisture content)
15 to 80 %
Conditioned with 50% relative humidity
150 to 300 %
Tensile
Yield Strength
(psi)
ASTM D638
Dry as molded (about 0.2% moisture content)
8 000 to 12 000 psi
Conditioned with 50% relative humidity
6 500 to 8 500 psi
Compressive
Strength
(psi)
Rupture or Yield
ASTM D695
Dry as molded (about 0.2% moisture content)
12 500 to 15 000 psi (Yielding)
Flexural
Strength (psi)
Rupture or Yield
ASTM D790
Dry as molded (about 0.2% moisture content)
17 900 psi
Conditioned with 50% relative humidity
6 100 psi
Tensile
Modulus (psi)
ASTM D638
Dry as molded (about 0.2% moisture content)
230 000 to 550 000 psi
Conditioned with 50% relative humidity
230 000 to 500 000 psi
To go to Modulus Values,
click on
Modulus
Compressive
Modulus (psi)
ASTM D695
--- psi
Flexural
Modulus (psi)
ASTM D790
Dry as molded (about 0.2% moisture content)
410 000 to 470 000 psi
Conditioned with 50% relative humidity
185 000 psi
To go to Modulus Values,
click on
Modulus
Izod
Impact (ft-lb/in of notch)
ASTM D256A
Dry as molded (about 0.2% moisture content)
0.55 to 10 ft lb/in of notch
Conditioned with 50% relative humidity
0.85 to 2.1 ft-lb/in of notch
Hardness
Rockwell ASTM D785
Dry as molded (about 0.2% moisture content)
R120 M83
Conditioned with 50% relative humidity
M95 to M105
Coefficient
of Linear Thermal Expansion
(10 exp-6 )in/in/C
80 (10 x exp –6) in/in /C
0.000 080 in/in /C
Deflection
Temperature under flexural load (F)
ASTM D648
264 psi ---
Dry as molded (about 0.2% moisture content)
158 to 212 F
66 psi ---
Dry as molded (about 0.2% moisture content)
425 to 474 F
Thermal
Conductivity
(10 x exp –4)al cm/sec cm2 C
ASTM C177
5.8 (10 x exp –4) cal cm/sec cm2
0.000 58 cal cm/sec cm2
Specific
Gravity
ASTM D792
1.13 to 1.15
To go to Density /Specific Gravity Values,
click on
Density
Water
Absorption
(1/8 in thick specimen) (%)
ASTM D570
24 hr --- 1.0 to 2.8%
Saturation --- 8.5%
Dielectric Strength v/mil
(1/8 in thick Specimen; short time)
Dry as molded (about 0.2% moisture content)
600 v/mil
**************************************
Copyright 2002 by Roger D.
Corneliussen
No part of this transmission is to be
duplicated, in any manor, or forwarded by
electronic mail without the express written
permission of Roger D. Corneliussen
**************************************