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Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PBT 4830 TAIWAN CHANGCHUN
LONGLITE®
Automotive sector,Switch panel,Laptop case
Glass fiber reinforced,high strength,Flame retardant
UL
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Plastic Datasheets
| thermal performance | Test Condition | Test Method | TAIWAN CHANGCHUN/4830 |
|---|---|---|---|
| Combustibility (rate) | UL 94 | V-0 | |
| Hot deformation temperature | HDT | ASTM D648/ISO 75 | 220 ℃（℉） |
| Linear coefficient of thermal expansion | ASTM D696/ISO 11359 | 3 mm/mm.℃ | |
| Melting temperature | 225 ℃（℉） |
| mechanical properties | Test Condition | Test Method | TAIWAN CHANGCHUN/4830 |
|---|---|---|---|
| Bending modulus | ASTM D790/ISO 178 | ≥70000 kg/cm²(MPa)[Lb/in²] | |
| bending strength | ASTM D790/ISO 178 | 1500-2300 kg/cm²(MPa)[Lb/in²] | |
| Elongation at Break | ASTM D638/ISO 527 | 2.5-4.5 % | |
| Impact strength of cantilever beam gap | ASTM D256/ISO 179 | 7.0-11 kg·cm/cm(J/M)ft·lb/in | |
| Rockwell hardness | ASTM D785 | 94 | |
| tensile strength | ASTM D638/ISO 527 | 1000-1400 kg/cm²(MPa)[Lb/in²] |
| other | Test Condition | Test Method | TAIWAN CHANGCHUN/4830 |
|---|---|---|---|
| purpose | 强化阻燃级 |
| Physical properties | Test Condition | Test Method | TAIWAN CHANGCHUN/4830 |
|---|---|---|---|
| density | ASTM D792/ISO 1183 | 1.56-1.62 | |
| Shrinkage rate | ASTM D955 | 0.1-0.4 % | |
| Water absorption rate | ASTM D570/ISO 62 | 0.03 % |