| About |
|---|
| HDPE HL 428: Excellent processability, good tear and impact strength, good stiffness, excellent compatability with LDPE and LLDPE, Excellent drawdown, good moisture barrier properties. Applications: Multi-wall liner, gas flush poultry bags, mailing envelopes, heavy-duty shipping sacks, fresh cut produce packaging, coextrusions.&& |
| Product Description | |
|---|---|
| Supplier | TOTAL |
| Generic | MMW-HDPE |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Excellent Processability,High impact resistance,Good dissection,Moisture resistance,Good tear strength,High density |
| Availabilitys | North America |
| Process Methods | Film extrusion |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.947 | g/cm³ | ASTM D792 |
| Melt Flow Rate | ASTM D1238 | ||
| 190℃，2.16kg | 0.28 | g/10min | ASTM D1238 |
| 190℃，21.6kg | 20 | g/10min | ASTM D1238 |
| film | Nominal value | Unit | Test method |
|---|---|---|---|
| film thickness | |||
| test | 25 | µm | |
| Secant modulus | |||
| 1% secant, TD, 25 µ m, blow molded film | 1000 | MPa | ASTM D882A |
| 1% secant, MD, 25 µ m, blow molded film | 710 | MPa | ASTM D882A |
| tensile strength | ASTM D882A | ||
| MD, yield, 25 µ m, blow molded film | 24.1 | MPa | ASTM D882A |
| MD, yield, 25 µ m, blow molded film | 23.4 | MPa | ASTM D882A |
| tensile strength | ASTM D882A | ||
| TD, yield, 25 µ m, blow molded film | 25.5 | MPa | ASTM D882A |
| TD, yield, 25 µ m, blow molded film | 26.2 | MPa | ASTM D882A |
| tensile strength | ASTM D882A | ||
| MD, fracture, 25 µ m, blow molded film | 54.5 | MPa | ASTM D882A |
| MD, fracture, 25 µ m, blow molded film | 62.1 | MPa | ASTM D882A |
| tensile strength | ASTM D882A | ||
| Fracture, 25 µ m, blown film | 39.3 | MPa | ASTM D882A |
| Fracture, 25 µ m, blown film | 18.6 | MPa | ASTM D882A |
| Tensile strain | ASTM D882A | ||
| MD, fracture, 25 µ m, blow molded film | 600 | % | ASTM D882A |
| MD, fracture, 25 µ m, blow molded film | 450 | % | ASTM D882A |
| Tensile strain | ASTM D882A | ||
| TD, fracture, 25 µ m, blow molded film | 700 | % | ASTM D882A |
| TD, fracture, 25 µ m, blow molded film | 600 | % | ASTM D882A |
| Drop hammer impact | ASTM D1709A | ||
| 25 µ m, blow molded film | 100 | g | ASTM D1709-A |
| 25 µ m, blow molded film | < 50 | g | ASTM D1709-A |
| Elmandorf Tear Strength – MD | ASTM D1922 | ||
| 25 µ m, blow molded film | 28 | g | ASTM D1922 |
| 25 µ m, blow molded film | 10 | g | ASTM D1922 |
| tear strength | ASTM D1922 | ||
| TD, 25 µ m, blow molded film | 530 | g | ASTM D1922 |
| TD, 25 µ m, blow molded film | 1500 | g | ASTM D1922 |
| Water vapor transmittance | ASTM F1249 | ||
| 25 µ m, blow molded film | 7.8 | g/m²/24 hr | ASTM F1249 |
| 25 µ m, blow molded film | 11 | g/m²/24 hr | ASTM F1249 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Melting peak temperature | 131 | ℃ | ASTM D3417 |
| Process Conditions | |||
|---|---|---|---|
| Extrusion | Nominal value | Unit | Test method |
| Melt temperature | 193 to 216 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. High Stalk Extrusion |
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