Acetal Typical Properties Generic Acetal (POM) Copolymer - Glass Fiber Reinforcement

Product Description
This data represents typical values that have been calculated from all products classified as: Generic Acetal (POM) Copolymer - Glass Fiber Reinforcement

This information is provided for comparative purposes only.
General  
Material Status 
  • Commercial: Active
Availability 
  • Africa & Middle East
  • Asia Pacific
  • Europe
  • Latin America
  • North America
Filler / Reinforcement 
  • Glass Fiber
Physical
Nominal Value
Unit
Test Method
Specific Gravity
     
--
1.44 to 1.66
 
ASTM D792
73°F
1.47 to 1.65
g/cm³
ISO 1183
Melt Mass-Flow Rate (MFR)
     
190°C/2.16 kg
2.6 to 19
g/10 min
ASTM D1238
190°C/2.16 kg
3.0 to 13
g/10 min
ISO 1133
Melt Volume-Flow Rate (MVR) (190°C/2.16 kg)
0.140 to 0.380
in³/10min
ISO 1133
Molding Shrinkage
     
Flow : 73°F
0.0027 to 0.0092
in/in
ASTM D955
Across Flow : 73°F
0.0098 to 0.021
in/in
ASTM D955
73°F
0.37 to 1.8
%
ISO 294-4
Water Absorption
     
73°F, 24 hr
0.095 to 0.90
%
ASTM D570
73°F, 24 hr
0.090 to 0.70
%
ISO 62
Saturation, 73°F
0.20 to 0.80
%
ASTM D570
Saturation, 73°F
0.19 to 0.90
%
ISO 62
Equilibrium, 73°F
0.20
%
ASTM D570
Equilibrium, 73°F, 50% RH
0.14 to 0.21
%
ISO 62
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus
     
73°F
632000 to 1.61E+6
psi
ASTM D638
73°F
425000 to 1.54E+6
psi
ISO 527-2
Tensile Strength
     
Yield, 73°F
8240 to 21600
psi
ASTM D638
Yield, 73°F
8630 to 19000
psi
ISO 527-2
Break, 73°F
7900 to 17000
psi
ASTM D638
Break, 73°F
8610 to 19100
psi
ISO 527-2
73°F
8960 to 18700
psi
ASTM D638
Tensile Elongation
     
Yield, 73°F
2.4 to 4.1
%
ASTM D638
Yield, 73°F
2.1 to 2.3
%
ISO 527-2
Break, 73°F
1.0 to 7.4
%
ASTM D638
Break, 73°F
1.3 to 4.4
%
ISO 527-2
Flexural Modulus
     
73°F
442000 to 1.38E+6
psi
ASTM D790
73°F
290000 to 1.46E+6
psi
ISO 178
Flexural Strength
     
73°F
14400 to 29200
psi
ASTM D790
73°F
12900 to 25700
psi
ISO 178
Yield, 73°F
10000 to 40100
psi
ASTM D790
Coefficient of Friction
0.14 to 0.60
 
ASTM D1894
Wear Factor
99 to 5000
10^-10 in³·min/ft·lb·hr
ASTM D3702
Impact
Nominal Value
Unit
Test Method
Charpy Notched Impact Strength (73°F)
1.6 to 4.3
ft·lb/in²
ISO 179
Charpy Unnotched Impact Strength (73°F)
12 to 17
ft·lb/in²
ISO 179
Notched Izod Impact
     
73°F
0.75 to 1.5
ft·lb/in
ASTM D256
73°F
1.8 to 3.4
ft·lb/in²
ISO 180
Unnotched Izod Impact
     
73°F
7.9 to 12
ft·lb/in
ASTM D256
73°F
8.8 to 20
ft·lb/in²
ISO 180
Instrumented Dart Impact
     
73°F
49.6 to 92.1
in·lb
ASTM D3763
73°F
0.738 to 2.43
ft·lb
ISO 6603-2
Hardness
Nominal Value
Unit
Test Method
Rockwell Hardness (73°F)
79 to 113
 
ASTM D785
Ball Indentation Hardness
26000 to 33400
psi
ISO 2039-1
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load
     
66 psi, Unannealed
320 to 332
°F
ASTM D648
66 psi, Unannealed
325 to 329
°F
ISO 75-2/B
264 psi, Unannealed
311 to 329
°F
ASTM D648
264 psi, Unannealed
317 to 324
°F
ISO 75-2/A
Vicat Softening Temperature
301 to 320
°F
ISO 306
Melting Temperature
     
--
329 to 331
°F
ASTM D3418
--
329 to 333
°F
ISO 11357-3
CLTE
     
Flow
2.5E-6 to 0.000037
in/in/°F
ASTM D696
Flow
0.000016 to 0.000046
in/in/°F
ISO 11359-2
Transverse
0.000044 to 0.000056
in/in/°F
ISO 11359-2
Electrical
Nominal Value
Unit
Test Method
Surface Resistivity
     
--
2.0E+3 to 1.3E+16
ohm
ASTM D257
--
1.0E+4 to 1.1E+16
ohm
IEC 60093
Volume Resistivity
     
73°F
4.0E+3 to 2.5E+15
ohm·cm
ASTM D257
73°F
1.0E+12 to 2.5E+16
ohm·cm
IEC 60093
Dielectric Strength
     
73°F
450 to 820
V/mil
ASTM D149
73°F
490 to 1000
V/mil
IEC 60243-1
Dielectric Constant
     
73°F
3.70 to 3.71
 
ASTM D150
73°F
4.00 to 4.20
 
IEC 60250
73°F
4.20
 
IEC 60250
Dissipation Factor
     
73°F
0.0060 to 0.0061
 
ASTM D150
73°F
0.0029 to 0.0095
 
IEC 60250
Comparative Tracking Index
598 to 600
V
IEC 60112
Injection
Nominal Value
Unit
 
Drying Temperature
158 to 252
°F
 
Drying Time
1.9 to 4.0
hr
 
Suggested Max Moisture
0.10 to 0.15
%
 
Suggested Max Regrind
18
%
 
Rear Temperature
345 to 394
°F
 
Middle Temperature
365 to 393
°F
 
Front Temperature
365 to 420
°F
 
Nozzle Temperature
374 to 410
°F
 
Processing (Melt) Temp
371 to 411
°F
 
Mold Temperature
173 to 228
°F
 
Injection Pressure
12100 to 13900
psi
 
Holding Pressure
7980 to 16700
psi
 
Back Pressure
36.3 to 82.4
psi
 
Screw Speed
45 to 75
rpm
 
Injection Notes
This data represents typical values that have been calculated from all products classified as: Generic Acetal (POM) Copolymer - Glass Fiber Reinforcement

This information is provided for comparative purposes only.
Notes
1Typical properties: these are not to be construed as specifications.