
PP HJ4112 KOREA PETROCHEMICAL
39
Form:Granules | Grade:Injection grade
Properties:
heat-resistingHigh rigidity
Typical Applications:
supportToothbrush handleHigh rigidity and heat resistanceMicrowave oven bracketToothbrush
Product Description
Certificates(1)
Datasheet
Product Description
| Typical Applications: | support | Toothbrush handle | High rigidity and heat resistance | Microwave oven bracket | Toothbrush |
| Properties: | heat-resisting | High rigidity |
Certificates

Technical Data Sheet
| Basic Performance | Test Condition | Test Method | Test Result | Test Unit |
|---|---|---|---|---|
| melt mass-flow rate | ASTM D-1238 | 12 | g/10min | |
| density | ASTM D-792 | 0.91 | ||
| mechanical properties | Test Condition | Test Method | Test Result | Test Unit |
| Bending modulus | ASTM D790/ISO 178 | 21000 | kg/cm²(MPa)[Lb/in²] | |
| Impact strength of cantilever beam gap | 带Notched,23℃ | ASTM D-256 | 3 | Kgf.cm/cm |
| Bending modulus | ASTM D-790 | 23.000 | Kgf/cm | |
| Elongation at Break | ASTM D-638 | 20 | % | |
| Rockwell hardness | ASTM D-785 | 112 | R scale | |
| tensile strength | Yield | ASTM D-638 | 430 | Kgf/cm |
| Shrinkage rate | KPIC | 1.4-1.8 | % | |
| bending strength | ASTM D-790 | 540 | Kgf/cm | |
| thermal performance | Test Condition | Test Method | Test Result | Test Unit |
| Vicat softening temperature | ASTM D1525/ISO R306 | 156 | ℃(℉) | |
| Melting temperature | 169 | ℃(℉) | ||
| Linear coefficient of thermal expansion | ASTM D-696 | 8.5 | ||
| Hot deformation temperature | HDT | ASTM D-648 | 130 | °C |
| Injection temperature | 190-280 | °C | ||
| Physical properties | Test Condition | Test Method | Test Result | Test Unit |
| Shrinkage rate | ASTM D955 | 1.4-1.8 | % | |
| density | ASTM D792/ISO 1183 | 0.91 | ||
| gloss | 105 | % | ||
| Electrical performance | Test Condition | Test Method | Test Result | Test Unit |
| UL flame retardant rating | 94HB |
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