Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PBT 4830 JIANGSU CHANGCHUN
LONGLITE®
Automotive sector、Switch panel、Laptop case
Glass fiber reinforced、high strength、Flame retardant
UL
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Plastic Datasheets
| Mechanical properties | Test Condition | Test Method | JIANGSU CHANGCHUN/4830 |
|---|---|---|---|
| Impact strength of cantilever beam gap | 1/4” | ASTM D256 | 8.0 kg-cm/cm |
| bending strength | ASTM D790 | 1700 kg/cm2 | |
| elongation | ASTM D638 | 3.2 % | |
| Flexural modulus | ASTM D790 | 85000 kg/cm2 | |
| tensile strength | ASTM D638 | 1100 kg/cm2 | |
| Rockwell hardness | ASTM D785 | 121 R |
| other | Test Condition | Test Method | JIANGSU CHANGCHUN/4830 |
|---|---|---|---|
| UL flame retardant rating | UL 94 | V-0 | |
| Glass Fiber Content | 30 % |
| physical property | Test Condition | Test Method | JIANGSU CHANGCHUN/4830 |
|---|---|---|---|
| Water absorption rate | 24h | ASTM D570 | 0.03 % |
| Thermal performance | Test Condition | Test Method | JIANGSU CHANGCHUN/4830 |
|---|---|---|---|
| Linear coefficient of thermal expansion | ASTM D696 | 3 10-5cm/cm℃ | |
| Heat distortion temperature | 18.6kg/cm2，HDT | ASTM D648 | 200 °C |
| 4.6kg/cm2，HDT | ASTM D648 | 218 °C | |
| melting temperature | DSC | 225 °C |
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