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Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
POM GB25 CELANESE USA
CELCON®
Automotive Applications,pipeline,Thin walled components
Bending resistance,Low contractility,Filler: Glass beads,25% filler by weight
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Plastic Datasheets
| thermal performance | Test Condition | Test Method | CELANESE USA/GB25 |
|---|---|---|---|
| Hot deformation temperature | 1.8MPa,Unannealed | ASTM D648 | 118 °C |
| 1.8MPa,Unannealed | ISO 75-2/A | 105 °C | |
| Linear coefficient of thermal expansion | TD | ISO 11359-2 | 8E-05 cm/cm/°C |
| MD | ISO 11359-2 | 7E-05 cm/cm/°C | |
| Melting temperature | ASTM D3418 | 166 °C | |
| ISO 11357-3 | 165 °C |
| mechanical properties | Test Condition | Test Method | CELANESE USA/GB25 |
|---|---|---|---|
| Bending modulus | 23°C | ISO 178 | 3600 Mpa |
| Tensile modulus | ISO 527-2/1A/1 | 3700 Mpa | |
| Tensile strain | Yield | ISO 527-2/1A/50 | 4.0 % |
| tensile strength | Yield | ISO 527-2/1A/50 | 49.0 Mpa |
| Yield,-40°C | ASTM D638 | 73.1 Mpa | |
| Yield,23°C | ASTM D638 | 46.2 Mpa | |
| Yield,82°C | ASTM D638 | 26.2 Mpa |
| Physical properties | Test Condition | Test Method | CELANESE USA/GB25 |
|---|---|---|---|
| density | ISO 1183 | 1.58 g/cm³ | |
| ASTM D792 | 1.62 g/cm³ | ||
| Melt Volume Flow Rate (MVR) | 190°C/2.16kg | ISO 1133 | 13.0 cm3/10min |
| Shrinkage rate | MD | ISO 294-4 | 1.5 % |
| MD | ASTM D955 | 1.6 % | |
| TD | ISO 294-4 | 1.3 % | |
| TD | ASTM D955 | 1.4 % | |
| Water absorption rate | Equilibrium,23°C,50%RH | ISO 62 | 0.20 % |
| Saturation,23°C | ISO 62 | 0.65 % |
| impact performance | Test Condition | Test Method | CELANESE USA/GB25 |
|---|---|---|---|
| Charpy Notched Impact Strength | 23°C | ISO 179/1eA | 2.4 kJ/m² |
| -30°C | ISO 179/1eA | 2.2 kJ/m² | |
| Impact strength of cantilever beam gap | 23°C | ISO 180/1A | 2.6 kJ/m² |