Hostalen 4731 B by LyondellBasell is a high density polyethylene (HDPE) grade. Exhibits high melt viscosity, heat- and extremely high extraction stability, excellent environmental stress crack resistance properties (ESCR) and very good long term hydrostatic strength. Shows grease-, corrosion- and shatter resistance and high crystalinity. Hostalen 4731 B is designed for extrusion pipe sheet and injection molding process. Recommended for drinking water pipe, underfloor heating and cooling, multilayer pipe for heating and plumbing. Complies with DIN 16833 / ISO 24033 for PE-RT, Type II, EU Regulation 10/2011/EC (PIM), EU Packaging and Packaging Waste 94/62/EC and RoHS.
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Hostalen 4731 B properties
Flammability properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Auto-ignition Temperature | 0.0 Visible After Login | Visible After Login | Visible After Login |
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Hardness, Shore D | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Notched Charpy | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Notched Charpy | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Minimum Required Strength (MRS) classification | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Secant Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Elongation at Yield | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Yield | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Density | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Full Notch Creep Test (FNCT) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index) | 0.0 Visible After Login | Visible After Login | Visible After Login |
Thermal properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Melting Point | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Oxidation Induction Time (OIT) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Vicat Softening Temperature | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Vicat Softening Temperature | 0.0 Visible After Login | Visible After Login | Visible After Login |
Hostalen 4731 B Processing Guidelines
Extrusion Processing Guidelines
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Melt Temperature | Visible After Login | Visible After Login | |
Injection Molding Processing Guidelines
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Mold Temperature | Visible After Login | Visible After Login | |