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LyondellBasell Petrothene® LR732031 High Density Polyethylene

Category Polymer , Thermoplastic , Polyethylene (PE) , HDPE , High Density Polyethylene (HDPE), Extruded
Manufacturer LyondellBasell (former Equistar)
Trade Name Petrothene®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF LyondellBasell Petrothene® LR732031 High Density Polyethylene.pdf
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Material Notes:
ApplicationsPETROTHENE LR 7320-31 is a high density polyethylene resin that exhibits an excellent balance of stiffness and environmental stress crack resistance. This resin has outstanding extrusion characteristics and excellent melt strength.Regulatory StatusLR 7320-31 meets the requirements of the Food and Drug Administration, regulation 21 CFR 177.1520. This regulation allows the use of olefin polymer in “...articles or components of articles intended for use in contact with food.” Specific limitations or conditions of use may apply. Contact your Equistar sales representative for more information regarding the suitability of specific products for specific applications.Processing TechniquesSpecific recommendations for processing LR 7320-31 can only be made when the processing conditions, equipment and end use are known. For further suggestions, please contact your Equistar sales representative.This product is from the former Equistar product line.
Physical Properties Metric English Comments
Density 0.953 g/cc
0.0344 lb/in³
ASTM D1505
Environmental Stress Crack Resistance 30 hour
30 hour
F<sub>50</sub>; ASTM D1693
>= 500 hour
>= 500 hour
F<sub>50</sub>; ASTM D2561
Melt Flow 0.30 g/10 min
0.30 g/10 min
ASTM D1238
Mechanical Properties Metric English Comments
Hardness, Shore D 67
67
ASTM D2240
Tensile Strength, Yield 27.6 MPa
4000 psi
ASTM D638
Elongation at Break >= 500 %
>= 500 %
ASTM D638
Flexural Modulus 1.25 GPa
181 ksi
ASTM D790
Tensile Impact 68.3 J/cm
128 ft-lb/in
ASTM D1822
Thermal Properties Metric English Comments
Deflection Temperature at 0.46 MPa (66 psi) 75.0 °C
167 °F
ASTM D648
Vicat Softening Point 126 °C
259 °F
ASTM D1525
Brittleness Temperature <= -76.0 °C
<= -105 °F
F<sub>50</sub>; ASTM D746
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