UNITHENE® LH503 by USI is a water insoluble, high density polyethylene (HDPE) grade. Exhibits excellent environmental stress cracking resistance (ESCR), stiffness, and impact strength. It can be easily pigmented to any color by either dry blending or extrusion homogenization of the pigment into resin. Is suitable for processing by extrusion and injection molding. UNITHENE® LH503 is recommended for mineral water caps, molding pig beds, sport utensils, garden furniture leisure items, baby cars, transportation crates, bicycle seats and pallets and also can be used for extruding thin sheets.
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UNITHENE® LH503 properties
Flammability properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Flash Point | 0.0 Visible After Login | Visible After Login | Visible After Login |
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| 1% Secant Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Flexural Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Izod | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Break | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Torsional Stiffness | 0.0 Visible After Login | Visible After Login | Visible After Login |
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Hardness, Shore | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Elongation, Ultimate | 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 |
| 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 |
|---|---|---|---|
| Brittleness Temperature | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Decomposition Temperature | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melting Point | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Spontaneous 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 |