Polymer Type Thermoplastic Advantages Better resistance to UV degradation than unmodified HDPE. Disadvantages Slightly more expensive then unmodified HDPE. The tensile strength and elongation at break are reduced compared with unmodified HDPE. Typical Properties Property Value Density (g/cm3) 0.96 Surface Hardness SD68 Tensile Strength (MPa) 30 Flexural Modulus (GPa) 1.25 Notched Izod (kJ/m) 0.15 Linear Expansion (/°C x 10-5) 12 Elongation at Break (%) 100 Strain at Yield (%) 12 Max. Operating Temp. (°C) 55 Water Absorption (%) 0.02 Oxygen Index (%) 17 Flammability UL94 HB Volume Resistivity (log ohm.cm) 17 Dielectric Strength (MV/m) 21 Dissipation Factor 1kHz 0.001 Dielectric Constant 1kHz 2.5 HDT @ 0.45 MPa (°C) 75 HDT @ 1.80 MPa (°C) 46 Material. Drying hrs @ (°C) NA Melting Temp. Range (°C) 220 - 310 Mould Shrinkage (%) 3 Mould Temp. Range (°C) 30 - 70
Applications Rotation moulded storage tanks and vessels. Milk bottle. crates.