描述
Hanwha PP HJ730 Resin | High Crystallinity Polypropylene Injection Molding Grade
is widely used in electronic & electrical components and automotive‑industry applications.
| Property | Test Condition | Value | Unit | Test Standard |
|---|---|---|---|---|
| Physical Properties | ||||
| MFR | 230℃ / 2.16 kg | 20.0 | g/10min | ASTM D1238 |
| Density | – | 0.91 | g/cm³ | ASTM D1505 |
| Mechanical Properties | ||||
| Tensile Yield Strength | – | 42.2 | MPa | ASTM D638 |
| Elongation at Break | – | 200 | % | ASTM D638 |
| Flexural Modulus | – | 2060 | MPa | ASTM D790 |
| Izod Notched Impact Strength | 23℃ | 39 | J/m | ASTM D256 |
| Rockwell Hardness | Scale R | 105 | – | ASTM D785 |
| Thermal Properties | ||||
| HDT | 0.45 MPa, unannealed | 137 | ℃ | ASTM D648 |
| Flammability | ||||
| Flammability Rating | – | HB | – | UL 94 |
| Optical Properties | ||||
| Gloss | – | 90 | – | ASTM D2457 |
| Injection Molding Conditions | ||||
| Barrel‑Rear Temperature | – | 180‑200 | ℃ | – |
| Barrel‑Middle Temperature | – | 190‑210 | ℃ | – |
| Barrel‑Front Temperature | – | 200‑220 | ℃ | – |
| Mold Temperature | – | 30‑50 | ℃ | – |
| Injection Pressure | – | 78.5‑118 | MPa | – |
| Holding Pressure | – | 58.8‑98.1 | MPa | – |
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