Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
POM UR304 KOLON KOREA
KOCETAL®
switch,Fasteners
High impact resistance,Low odor and no taste
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Plastic Datasheets
| Impact resistance | Test Condition | Test Method | KOLON KOREA/UR304 |
|---|---|---|---|
| Charpy Notched Impact Strength | 23°C | ISO 179/1eA | 13 kJ/m² |
| Impact strength of cantilever beam gap | 23°C | ASTM D256 | 130 J/m |
| hardness | Test Condition | Test Method | KOLON KOREA/UR304 |
|---|---|---|---|
| Rockwell hardness | M级 | ASTM D785 | 76 |
| M计秤 | ISO 2039-2 | 83 |
| Electrical performance | Test Condition | Test Method | KOLON KOREA/UR304 |
|---|---|---|---|
| Volume resistivity | ASTMD257 | 1E+14 ohms·cm | |
| Dissipation Factor | 1MHz | ASTM D150 | 6E-03 |
| dielectric strength | ASTMD149 | 19 KV/mm | |
| dielectric constant | ASTM D150 | 3.70 | |
| Surface Resistivity | ASTMD257 | 1E+16 ohms |
| Mechanical properties | Test Condition | Test Method | KOLON KOREA/UR304 |
|---|---|---|---|
| elongation | 断裂,23°C | ISO 527-2 | >50 % |
| bending strength | 23°C | ISO 178 | 55.0 Mpa |
| Flexural modulus | 23°C | ISO 178 | 1900 Mpa |
| bending strength | 23°C | ASTM D790 | 60.0 Mpa |
| tensile strength | 屈服,23°C | ASTM D638 | 45.0 Mpa |
| elongation | 屈服,23°C | ASTM D638 | 140 % |
| Flexural modulus | 23°C | ASTM D790 | 1800 Mpa |
| tensile strength | 23°C | ISO 527-2 | 45.0 Mpa |
| flammability | Test Condition | Test Method | KOLON KOREA/UR304 |
|---|---|---|---|
| UL flame retardant rating | 0.8mm | UL 94 | HB |
| physical property | Test Condition | Test Method | KOLON KOREA/UR304 |
|---|---|---|---|
| Shrinkage rate | MD | ASTM D955 | 1.7 % |
| TD | ISO 294-4 | 2.2 % | |
| MD | ISO 294-4 | 2.0 % | |
| Water absorption rate | 23°C,24hr | ISO 62 | 0.63 % |
| density | ASTMD792 | 1.36 g/cm³ | |
| Water absorption rate | 平衡,23°C,60%RH | ASTM D570 | 0.25 % |
| melt mass-flow rate | 190°C/2.16kg | ASTM D1238 | 12 g/10min |
| 190°C/2.16kg | ISO 1133 | 7.5 g/10min |
| Thermal performance | Test Condition | Test Method | KOLON KOREA/UR304 |
|---|---|---|---|
| Heat distortion temperature | 1.8MPa,未退火，HDT | ASTM D648 | 82.0 °C |
| melting temperature | ISO 11357-3 | 166 °C | |
| Heat distortion temperature | 0.45MPa,未退火，HDT | ASTM D648 | 145 °C |
| 1.8MPa,未退火，HDT | ISO 75-2/A | 72.0 °C | |
| Linear coefficient of thermal expansion | MD | ASTM D696 | 1.3E-04 cm/cm/°C |
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