HDPE SPE80+
HDPE SPE80+ is a high molecular weight, high-density polyethylene (HDPE) with high melt viscosity for extrusion. This grade, produced with a 1-hexene co-monomer, is classified as PE 80+ and provides excellent stress crack resistance (ESCR) along with very good long-term hydrostatic strength and good processability.
HDPE SPE80+ is a high molecular weight, high-density polyethylene (HDPE) with high melt viscosity for extrusion. This grade, produced with a 1-hexene co-monomer, is classified as PE 80+ and provides excellent stress crack resistance (ESCR) along with very good long-term hydrostatic strength and good processability.
General Information:
- Status: Commercial: Active
- Application: Drinking Water Pipe, Drainage Pipe, Plumbing
- Form(s): Pellet
Attributes:
- Outstanding ESCR
- Good Resistance to SCG & RCP
- Good Creep Strength
- Good Processability
- Good Chemical Resistance
- Very Good Low Temp. Impact Resistance
Additives:
- Antioxidant: Yes
- Processing Aid: No
- Antiblock: No
- Slip Agent: No
| Property | Typical Value | Unit | Test Method |
|---|---|---|---|
| Physical | |||
| High Load Melt Flow Index (190°C/21.6 kg) | 6.0 | g/10 min | ISO 1133 |
| Melt Flow Index (190°C/5.0 kg) | 0.33 | g/10 min | ISO 1133 |
| Density | 0.944 | g/cm³ | ISO 1183 |
| Mechanical | |||
| Tensile Strength at Yield | 25 | MPa | ISO 527-1, -2 |
| Elongation at Yield | 11 | % | ISO 527-1, -2 |
| Elongation at Break | > 1000 | % | ISO 527-1, -2 |
| Tensile Strength at Break | 40 | MPa | ISO 527-1, -2 |
| Tensile Modulus of Elasticity | 700 | MPa | ISO 527-1, -2 |
| Flexural Modulus – 1% Secant | > 1000 | MPa | ASTM D790 |
| ESCR F10 (10% Igepal, Method B) | > 1000 | hrs | ASTM D1693 |
| FNCT (3.5 MPa, 2% Arkopal N100, 80°C) | > 120 | hrs | ISO 16770 |
| Conformance Testing | |||
| Minimum Required Strength (MRS) | > 8.0 | MPa | ISO 9080 |
| Hydrostatic Pressure Test (9.0 MPa @ 20°C) | > 100 | hrs | ISO 1167 |
| Hydrostatic Pressure Test (4.6 MPa @ 80°C) | > 165 | hrs | ISO 1167 |
| Hydrostatic Pressure Test (4.0 MPa @ 80°C) | > 1000 | hrs | ISO 1167 |
| Resistance to Slow Crack Growth (4.0 MPa @ 80°C) | > 500 | hrs | ISO 13479 |
| Resistance to Rapid Crack Propagation (6 bar @ 0°C) | > 10.0 | mm | ISO 13477 |
| Impact | |||
| Tensile Impact Strength (Notched, -30°C) | 167 | kJ/m² | ISO 8256 |
| Izod Impact Strength (Notched, 23°C) | 26 | kJ/m² | ISO 180 |
| Thermal | |||
| Melting Temperature | 129 | °C | ISO 3146 |
| Oxidation Induction Time (200°C) | > 30 | min | ISO 11357 |
| Vicat Softening Temperature (10N) | 126 | °C | ISO 306 |
| Deflection Temperature Under Load (0.45 MPa) | 68 | °C | ISO 75 |
| Deflection Temperature Under Load (1.8 MPa) | 50 | °C | ISO 75 |
Recommended Process Conditions:
- Processing Method: Pipe Extrusion
- Extruder Barrel Temperature: 200-230 °C
- Melt Temperature: 205-240 °C
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