1 inch anti-corrosion hdpe panel-HDPE sheets 4×8, Custom HDPE 2022-05-16 Flexural Modulus 1.03 GPa 150 KSI 2% Secant-Method; ASTM D790 Izod Impact, Notched 4.81 J/cm 9.00 ft-lb/in ASTM D256 static Design Basis 6.89 MPa 1000 PSI At 60 °C; ASTM D2837 11.0 MPa 1600 PSI Room Temp; ASTM D2837 Thermal Properties Metric English mments Vicat