Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates

PP 4112 KOREA PETROCHEMICAL
YUHWA POLYPRO®
support,Toothbrush handle,High rigidity and heat resistance,Microwave oven bracket,Toothbrush
heat-resisting,High rigidity
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Plastic Datasheets
| Basic Performance | Test Condition | Test Method | KOREA PETROCHEMICAL/4112 |
|---|---|---|---|
| density | ASTM D-792 | 0.91 | |
| melt mass-flow rate | ASTM D-1238 | 12 g/10min |
| thermal performance | Test Condition | Test Method | KOREA PETROCHEMICAL/4112 |
|---|---|---|---|
| Hot deformation temperature | HDT | ASTM D-648 | 130 °C |
| Injection temperature | 190-280 °C | ||
| Linear coefficient of thermal expansion | ASTM D-696 | 8.5 |
| mechanical properties | Test Condition | Test Method | KOREA PETROCHEMICAL/4112 |
|---|---|---|---|
| Bending modulus | ASTM D-790 | 23.000 Kgf/cm | |
| bending strength | ASTM D-790 | 540 Kgf/cm | |
| Elongation at Break | ASTM D-638 | 20 % | |
| Impact strength of cantilever beam gap | 带Notched,23℃ | ASTM D-256 | 3 Kgf.cm/cm |
| Rockwell hardness | ASTM D-785 | 112 R scale | |
| Shrinkage rate | KPIC | 1.4-1.8 % | |
| tensile strength | Yield | ASTM D-638 | 430 Kgf/cm |
| Electrical performance | Test Condition | Test Method | KOREA PETROCHEMICAL/4112 |
|---|---|---|---|
| UL flame retardant rating | 94HB |
| Physical properties | Test Condition | Test Method | KOREA PETROCHEMICAL/4112 |
|---|---|---|---|
| gloss | 105 % |