Product Description
Lupolen 4261 A IM is a high molecular weight high density polyethylene. Typical customer applications include components for automotive fuel tank applications. It is supplied in pelletized form and is stabilized with antioxidants for the injection molding process. The product features an outstanding Environmental Stress Cracking Resistance (ESCR), good chemical resistance in combination with an excellent low temperature impact resistance. Typical process includes injection molding.
Lupolen 4261 A IM is not intended for use in medical and pharmaceutical applications.
Regulatory Status
For regulatory compliance information, see Lupolen 4261 A IM Product Stewardship Bulletin (PSB) and Safety Data Sheet (SDS).
Status Commercial: Active
Availability Africa-Middle East; Asia-Pacific; Australia and New Zealand; Europe; North America; South & Central America
Application Fuel Tanks; Non-fuel Reservoirs
Market Automotive
Processing Method Injection Molding
Attribute Antioxidant; Biodiesel durability; High ESCR (Environmental Stress Cracking Resistance); High Impact Resistance
|
Typical Properties |
Nominal
Value |
Units |
Test Method |
| Physical | |||
| Melt Flow Rate, (190 °C/21.6 kg) | 15 | g/10 min | ISO 1133-1 |
| Density | 0.940 | g/cm³ | ISO 1183-1 |
| Bulk Density | >0.500 | g/cm³ | ISO 60 |
| Mechanical | |||
| Tensile Modulus | 800 | MPa | ISO 527-1, -2 |
| Tensile Stress at Yield | 21 | MPa | ISO 527-1, -2 |
| Tensile Strain at Yield | 10 | % | ISO 527-1, -2 |
| FNCT, (3.5 MPa, 2% Arkopal N100, 80 °C) | 35 | hr | ISO 16770 |
| Impact | |||
| Tensile Impact Strength | 140 | kJ/m² | ISO 8256 |
| Note: notched, type 1, method A, -30 °C
Thermal |
|||
| Peak Melting Point | 130 | °C | ISO 11357-3 |
| Processing Parameters | |||
| Melt Temperature | 230 – 280 | °C |
Specification: HD-BASELL-4261A
|
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