Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
POM KL-4540 SABIC INNOVATIVE US
LNP™ LUBRICOMP™
Medical and nursing suppl、Electrical appliances、Plastic bag
Low extract、Internal lubrication
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Plastic Datasheets
| Impact resistance | Test Condition | Test Method | SABIC INNOVATIVE US/KL-4540 |
|---|---|---|---|
| Suspended wall beam without notch impact strength | 23°C | ASTM D4812 | 620 J/m |
| 23°C6 | ISO 180/1U | 42 kJ/m² | |
| Dart impact | 23°C, Energy at Peak | ASTM D3763 | 3.00 J |
| -- | ISO 6603-2 | 1.00 J |
| Mechanical properties | Test Condition | Test Method | SABIC INNOVATIVE US/KL-4540 |
|---|---|---|---|
| Tensile modulus | --1 | ASTM D638 | 1830 Mpa |
| tensile strength | 断裂 | ISO 527-2/5 | 39.0 Mpa |
| 屈服2 | ASTM D638 | 43.0 Mpa | |
| elongation | 断裂2 | ASTM D638 | 30 % |
| bending strength | -- | ISO 178 | 60.0 Mpa |
| Flexural modulus | --4 | ISO 178 | 2080 Mpa |
| elongation | 屈服 | ISO 527-2/5 | 22 % |
| Flexural modulus | 50.0 mm 跨距3 | ASTM D790 | 2020 Mpa |
| tensile strength | 屈服 | ISO 527-2/5 | 39.0 Mpa |
| coefficient of friction | Dynamic | ASTM D3702 | 0.25 |
| elongation | 屈服2 | ASTM D638 | 14 % |
| tensile strength | 断裂2 | ASTM D638 | 43.0 Mpa |
| coefficient of friction | Static | ASTM D3702 | 0.14 |
| Tensile modulus | -- | ISO 527-2/1 | 2020 Mpa |
| bending strength | 断裂, 50.0 mm 跨距3 | ASTM D790 | 63.0 Mpa |
| elongation | 断裂 | ISO 527-2/5 | 43 % |
| Wear factor | ASTM D3702 | 1.8E+6 10^-8 mm³/N·m |
| physical property | Test Condition | Test Method | SABIC INNOVATIVE US/KL-4540 |
|---|---|---|---|
| Shrinkage rate | 流动 : 24小时 | ASTM D955 | 2.1 - 2.9 % |
| Water absorption rate | 平衡, 23°C, 50% RH | ISO 62 | 0.43 % |
| 24 hr, 50% RH | ASTM D570 | 0.18 % | |
| Shrinkage rate | 横向流动 : 24小时 | ASTM D955 | 2.1 - 2.9 % |
| Thermal performance | Test Condition | Test Method | SABIC INNOVATIVE US/KL-4540 |
|---|---|---|---|
| Linear coefficient of thermal expansion | 流动 : -40 到 40°C | ASTM E831 | 1.1E-4 cm/cm/°C |
| 横向 : -40 到 40°C | ASTM E831 | 1.1E-4 cm/cm/°C | |
| Heat distortion temperature | 1.8 MPa, 未退火, 4.00 mm, 64.0 mm 跨距6，HDT | ISO 75-2/Af | 79.0 °C |
| 1.8 MPa, 未退火, 3.20 mm，HDT | ASTM D648 | 87.0 °C |
| injection | Test Condition | Test Method | SABIC INNOVATIVE US/KL-4540 |
|---|---|---|---|
| drying time | 4.0 hr | ||
| screw speed | 30 to 60 rpm | ||
| Temperature in the middle of the barrel | 195 to 205 °C | ||
| Temperature at the rear of the barrel | 175 to 190 °C | ||
| Processing (melt) temperature | 200 to 215 °C | ||
| drying temperature | 80 °C | ||
| Temperature at the front of the material cylinder | 210 to 220 °C | ||
| Back pressure | 0.200 to 0.300 Mpa | ||
| Temperature | 80 to 110 °C |
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