Acetal Typical Properties Generic Acetal (POM) Homopolymer

Product Description
This data represents typical values that have been calculated from all products classified as: Generic Acetal (POM) Homopolymer

This information is provided for comparative purposes only.
General  
Material Status 
  • Commercial: Active
Availability 
  • Africa & Middle East
  • Asia Pacific
  • Europe
  • Latin America
  • North America
Also Available In 
  • Asia Pacific
  • Europe
  • Latin America
  • North America
 
Physical
Nominal Value
Unit
Test Method
Density / Specific Gravity
     
--
1,40 to 1,42
 
ASTM D792
73°F
1,41 to 1,42
g/cm³
ISO 1183
Melt Mass-Flow Rate (MFR)
     
190°C/1.05 kg
1,0 to 15
g/10 min
ASTM D1238
190°C/2.16 kg
1,7 to 26
g/10 min
ISO 1133
Melt Volume-Flow Rate (MVR) (190°C/2.16 kg)
1,7 to 21
cm³/10min
ISO 1133
Molding Shrinkage
     
Flow : 73°F
0,020 to 0,025
in/in
ASTM D955
73°F
1,5 to 2,1
%
ISO 294-4
Water Absorption
     
24 hr, 73°F
0,14 to 0,22
%
ASTM D570
24 hr, 73°F
0,20 to 0,50
%
ISO 62
Saturation, 73°F
0,89 to 1,4
%
ISO 62
Equilibrium, 73°F, 50% RH
0,19 to 0,32
%
ISO 62
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus
     
73°F
315000 to 451000
psi
ASTM D638
73°F
420000 to 500000
psi
ISO 527-2
Tensile Strength
     
Yield, 73°F
5970 to 10100
psi
ASTM D638
Yield, 73°F
7670 to 10900
psi
ISO 527-2
Break, 73°F
7000 to 9800
psi
ASTM D638
Break, 73°F
6530 to 9720
psi
ISO 527-2
73°F
7730 to 10600
psi
ASTM D638
73°F
8390 to 10200
psi
ISO 527-2
Tensile Elongation
     
Yield, 73°F
10 to 11
%
ASTM D638
Yield, 73°F
8,9 to 25
%
ISO 527-2
Break, 73°F
0,15 to 83
%
ASTM D638
Break, 73°F
9,4 to 52
%
ISO 527-2
Nominal Tensile Strain at Break (73°F)
19 to 50
%
ISO 527-2
Tensile Creep Modulus
    ISO 899-1
1 hr
375000
psi
 
1000 hr
224000
psi
 
Flexural Modulus
     
73°F
198000 to 473000
psi
ASTM D790
73°F
359000 to 467000
psi
ISO 178
Flexural Strength
     
73°F
10100 to 15800
psi
ASTM D790
73°F
8540 to 13500
psi
ISO 178
Compressive Strength (73°F)
10000 to 16000
psi
ASTM D695
Poisson's Ratio (73°F)
0,37
 
ASTM E132
Coefficient of Friction
0,070 to 0,25
 
ASTM D1894
Taber Abrasion Resistance (73°F)
12,8 to 13,1
mg
ASTM D1044
Wear Factor
13 to 900000
10^-10 in³·min/ft·lb·hr
ASTM D3702
Impact
Nominal Value
Unit
Test Method
Charpy Notched Impact Strength (73°F)
1,9 to 7,0
ft·lb/in²
ISO 179
Charpy Unnotched Impact Strength (73°F)
73 to 170
ft·lb/in²
ISO 179
Notched Izod Impact
     
73°F
0,75 to 2,4
ft·lb/in
ASTM D256
73°F
1,9 to 7,0
ft·lb/in²
ISO 180
Unnotched Izod Impact
     
73°F
1,3 to 20
ft·lb/in
ASTM D256
73°F
12 to 130
ft·lb/in²
ISO 180
Hardness
Nominal Value
Unit
Test Method
Rockwell Hardness
     
73°F
80 to 121
 
ASTM D785
73°F
88 to 122
 
ISO 2039-2
Ball Indentation Hardness
24500 to 27800
psi
ISO 2039-1
Thermal
Nominal Value
Unit
Test Method
Deflection Temperature Under Load
     
66 psi, Unannealed
320 to 342
°F
ASTM D648
66 psi, Unannealed
308 to 330
°F
ISO 75-2/B
264 psi, Unannealed
199 to 320
°F
ASTM D648
264 psi, Unannealed
194 to 232
°F
ISO 75-2/A
Vicat Softening Temperature
308 to 347
°F
ISO 306
Melting Temperature
     
--
324 to 352
°F
 
--
352
°F
ISO 11357-3
--
346 to 351
°F
ASTM D3418
CLTE
     
Flow
5,4E-5 to 5,6E-5
in/in/°F
ASTM D696
Flow
5,3E-5 to 5,9E-5
in/in/°F
ASTM E831
Flow
5,5E-5 to 6,7E-5
in/in/°F
ISO 11359-2
Transverse
5,5E-5 to 6,8E-5
in/in/°F
ISO 11359-2
Specific Heat (73°F)
0,350
Btu/lb/°F
ASTM C351
Thermal Conductivity (73°F)
1,6
Btu·in/hr/ft²/°F
ASTM C177
Electrical
Nominal Value
Unit
Test Method
Surface Resistivity
     
--
5,0E+11 to 5,5E+16
ohms
ASTM D257
--
1,0E+13 to 1,0E+16
ohms
IEC 60093
--
2,0E+13 to 1,0E+15
ohms
IEC 62631-3-2
Volume Resistivity
     
73°F
1,0E+3 to 5,5E+15
ohms·cm
ASTM D257
73°F
1,0E+14 to 1,0E+16
ohms·cm
IEC 60093
73°F
8,4E+11 to 1,0E+13
ohms·m
IEC 62631-3-1
Dielectric Strength
     
73°F
450 to 610
V/mil
ASTM D149
73°F
520 to 1100
V/mil
IEC 60243-1
Dielectric Constant
     
73°F
3,70 to 3,80
 
ASTM D150
73°F
3,85
 
IEC 62631-2-1
Dissipation Factor
     
73°F
3,8E-4 to 7,1E-3
 
ASTM D150
73°F
5,0E-4 to 9,0E-3
 
IEC 62631-2-1
Arc Resistance
250
sec
ASTM D495
Flammability
Nominal Value
Unit
Test Method
Burning Rate
0,94 to 3,9
in/min
ISO 3795
Fill Analysis
Nominal Value
Unit
Test Method
Melt Density (73°F)
1,15 to 1,20
g/cm³
 
Injection
Nominal Value
Unit
 
Drying Temperature
174 to 178
°F
 
Drying Time
2,0 to 3,1
hr
 
Suggested Max Moisture
0,20
%
 
Rear Temperature
338 to 390
°F
 
Middle Temperature
356 to 392
°F
 
Front Temperature
374 to 419
°F
 
Nozzle Temperature
374 to 384
°F
 
Processing (Melt) Temp
383 to 419
°F
 
Mold Temperature
122 to 217
°F
 
Injection Pressure
12500 to 12700
psi
 
Holding Pressure
10200 to 14600
psi
 
Back Pressure
34,1 to 875
psi
 
Screw Speed
44 to 300
rpm
 
Injection Notes
This data represents typical values that have been calculated from all products classified as: Generic Acetal (POM) Homopolymer

This information is provided for comparative purposes only.
Extrusion
Nominal Value
Unit
 
Drying Temperature
176
°F
 
Suggested Max Moisture
0,050 to 0,20
%
 
Melt Temperature
392
°F
 
Extrusion Notes
This data represents typical values that have been calculated from all products classified as: Generic Acetal (POM) Homopolymer

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