| About |
|---|
| LLBI-2024 is a certified prime grade containing Butene-ethylene copolymer, designed for INJECTION MOLDING applications requiring good balance of low warpage, low temperature resistance, and good mechanical properties. LLBI-2024 features easy processability over a wide range of molding conditions, good flexibility, and high surface appearance of molded articles. LLBI-2024 applications include housewares, lids, closures, caps, medical parts, and toys, where excellent toughness, high impact strength and high gloss are required. Recommended processing temperature is 180 to 220°C., with mold at 20 to 40°C.. LLBI-2024 complies with FDA regulation 21CFR 177.1520 (c) 3.1 (a) and most international regulations concerning the use of Polyethylene in contact with food articles.&& |
| Product Description | |
|---|---|
| Generic | Linear low density polyethylene |
| Material Status | Commercial: Active |
| Features | Low warping,Excellent Processability,Good flexibility,Good surface appearance,High impact resistance,Food contact compliance,Butylene copolymer,low-temperature impact resistance |
| Availabilitys | Latin America |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.924 | g/cm³ | ASTM D1505 |
| Melt Flow Rate | |||
| 190℃，2.16kg | 20 | g/10min | ASTM D1238 |
| ESCR(Environmental Stress Cracking Resistance) | |||
| 50 ℃, 1.75 mm, 100% non-ionic surfactant, F50 | 19.0 | hr | ASTM D1693B |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| yield | 12.4 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 500 | % | ASTM D638 |
| Bending modulus | |||
| 1% secant | 448 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile impact strength | 71.5 | kJ/m² | ASTM D1822 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Embrittlement temperature | < -90.0 | ℃ | ASTM D746 |
| Vicat Softening Temp | 93.0 | ℃ | ASTM D1525 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Processing (melt) temperature | 180 to 220 | °C | |
| Mold temperature | 20 to 40 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Notched bent strip |
| 3. 2.0 in/min |
| 4. 0.051 in/min |
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