| About |
|---|
| Liten RL 58 is a high-density polyethylene produced by Unipetrol RPA using UNIPOL gas-phase technology. Characteristics: C6 – copolymer narrow MWD natural pellets meets EN 71-3/9 Safety of toys meets European Pharmacopoeia 8: (Ph.Eur. 8, 3.1.3) International designation: ISO 17855-PE-HD,M,50-D022 Application: caps for PET bottlesfor carbonized beverages technical parts PEX pipes&& |
| Product Description | |
|---|---|
| Generic | PE copolymerization |
| Material Status | Commercial: Active |
| Features | High impact resistance,Food contact compliance,Weight distribution,Copolymer,High ESCR |
| Availabilitys | Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.950 | g/cm³ | ISO 1183 |
| Melt Flow Rate | ISO 1133 | ||
| 190℃，2.16kg | 3.0 | g/10min | ISO 1133 |
| 190℃，5.0kg | 11 | g/10min | ISO 1133 |
| Shrinkage rate | ISO 294-4 | ||
| TD | 1.6 | % | ISO 294-4 |
| MD | 3.6 | % | ISO 294-4 |
| ESCR(Environmental Stress Cracking Resistance) | |||
| 55 ℃，F50 | 18.0 | hr | ISO 22088 |
| Melt flow ratio | |||
| 21，6/2，16 | 25.0 | ||
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | ISO 179 | ||
| -30℃ | 5.5 | kJ/m² | ISO 179 |
| 23℃ | 15 | kJ/m² | ISO 179 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 42.0 | ℃ | ISO 75-2/A |
| Vicat Softening Temp | 125 | ℃ | ISO 306 |
| Melting temperature | 132 | ℃ | ISO 11357-3 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 58 | ISO 868 | |
| Tensile modulus | 900 | MPa | ISO 527-2 |
| tensile strength | |||
| yield | 20.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| yield | 10 | % | ISO 527-2 |
| Tensile creep modulus | ISO 899-1 | ||
| 1 hr | 446 | MPa | ISO 899-1 |
| 1000 hr | 262 | MPa | ISO 899-1 |
| Bending modulus | 800 | MPa | ISO 178 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Processing (melt) temperature | 200 to 260 | °C | |
| Mold temperature | 20 to 60 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. (6 MPa; 10%) |
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