| About |
|---|
| Safrene® D 7255 High Density Polyethylene Resin is suited to injection and compression moulding applications. Having excellent mechanical strength and toughness, as well as good environmental stress crack resistance, it is especially suitable for durable, thick-walled containers. Typical Applications Caps and closures Refuse bins Storage containers and crates&& |
| Product Description | |
|---|---|
| Generic | HDPE |
| Material Status | Commercial: Negative |
| Features | Good Rigidity,Excellent Processability,Good flexibility,Food contact compliance,High density,High ESCR |
| Availabilitys | Africa & Middle East |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.957 | g/cm³ | ISO 1183 |
| Melt Flow Rate | ISO 1133 | ||
| 190℃，2.16kg | 0.30 | g/10min | ISO 1133 |
| 190℃，5.0kg | 1.5 | g/10min | ISO 1133 |
| ESCR(Environmental Stress Cracking Resistance) | |||
| 50 ℃, 10% non-ionic surfactant, F50 | 150 | hr | ASTM D1693B |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| Yield, molding | 28.0 | MPa | ISO 527-2/50 |
| Bending modulus | 1450 | MPa | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| 23 ℃, molded | 12 | kJ/m² | ISO 179 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Vicat Softening Temp | |||
| A50 | 128 | ℃ | ISO 306/A50 |
| B50 | 78.0 | ℃ | ISO 306 |
| Crystallization peak temperature | |||
| DSC | 133 | ℃ | ISO 3146 |
| Supplementary information | Nominal value | Unit | Test method |
|---|---|---|---|
| Compression molding temperature | |||
| Die | 190 to 200 | ℃ | |
| Feed Zone | 160 to 170 | ℃ | |
| Melt Temp | 190 to 200 | ℃ | |
| Zone | 170 to 180 | ||
| Zone | 170 to 180 | ℃ | |
| Zone | 180 to 190 | ℃ |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Unannealed |
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