EngiRef / Plastics Properties

HDPE (High Density Polyethylene)

HDPE (High Density Polyethylene) (HDPE): plastics engineering material. Density 960 kg/m³. Yield 28 MPa, ultimate 31 MPa. Elastic modulus 1.1 GPa.

plastics

Specification

Name
HDPE (High Density Polyethylene)
Category
plastics
Designation
HDPE
Applications
Bottles, Pipes, Cutting boards, Fuel tanks, Playground equipment
Notes
Chemical resistant. FDA approved for food contact. Very low cost.

Properties

Properties for HDPE (High Density Polyethylene)
PropertyValue
Density960 kg/m³
Tensile Strength Yield28 MPa
Tensile Strength Ultimate31 MPa
Elastic Modulus1.1 GPa
Poissons Ratio0.46
Thermal Conductivity0.48 W/(m·K)
Thermal Expansion120 µm/(m·K)
Specific Heat1900 J/(kg·K)
Melting Point130 °C