| About |
|---|
| A medium density polyethylene (MDPE) powder compound designed to provide excellent stress crack resistance, better mechanical properties with high rigidity, toughness, gloss and very low warpage. Antioxidants and UV stabilizers are added to ensure protection against degradation by heat or UV irradiation. Safety MDPE MP3990U is classified as no-dangerous material. We advise you to follow our safety guidelines and recommendations in our Material Safety Data Sheet. Typical Applications MDPE MP3990U has been designed for rotational molding applications as large industrial and agricultural tanks, trash containers, chemical shipping drums and also suitable for injection molding applications such as screw closures, caps and housewares.&& |
| Product Description | |
|---|---|
| Generic | MDPE |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Weather resistance is good,Low warping,Good flexibility,Good surface appearance,Inoxidizability,High ESCR |
| Availabilitys | Africa & Middle East ,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.939 | g/cm³ | ASTM D792 |
| Apparent density | 0.37 | g/cm³ | ASTM D1895 |
| Melt Flow Rate | |||
| 190℃，2.16kg | 9.0 | g/10min | ASTM D1238 |
| ESCR(Environmental Stress Cracking Resistance) | |||
| 100% non-ionic detergent, F50 | > 200 | hr | ASTM D1693 |
| Particle size | |||
| Medium | 500 | µm | ASTM D1921 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Unnotch Impact strength | 20 | kJ/m² | ASTM D6110 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Embrittlement temperature | < -70.0 | ℃ | ASTM D746 |
| Vicat Softening Temp | 117 | ℃ | ASTM D1525 |
| Melting temperature | 125 | ℃ | ASTM D2117 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 62 | ASTM D2240 | |
| tensile strength | ASTM D638 | ||
| yield | 18.0 | MPa | ASTM D638 |
| fracture | 17.0 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | > 1000 | % | ASTM D638 |
| Bending modulus | 750 | MPa | ASTM D790 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 23°C |
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