Total 4520WZ Polypropylene, Impact Copolymer

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Total 4520WZ Polypropylene, Impact Copolymer (discontinued **)
Categories:	Polymer; Thermoplastic; Polypropylene (PP)
Material Notes:	ATOFINA 4520WZ polypropylene is a nucleated impact copolymer. 4520WZ is characterized by improved stiffness, creep resistance, high impact resistance, excellent antistatic properties and is formulated to allow faster cycling through early demolding. Application ATOFINA 4520WZ has been developed specifically for the injection molding of baskets, pails, toys and furniture. Information provided provided by Total Petrochemicals. Total Petrochemicals includes former Fina and Atofina plastics product lines.
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Physical Properties	Original Value	Comments

Density	0.905 g/cc	ASTM D1505
Melt Flow	7.0 g/10 min	ASTM D1238

Mechanical Properties	Original Value	Comments
Tensile Strength, Yield	3800 psi	ASTM D638
Elongation at Yield	7.0 %	ASTM D638
Flexural Modulus	200000 psi	ASTM D 790
Izod Impact, Notched	150 J/m	ASTM D256
	55.0 J/m @Temperature -20.0 °C	ASTM D256
Charpy Impact Unnotched	1.60 J/cm²	Notched/Unnotched not specified; ASTM DIN53453
	0.600 J/cm² @Temperature -20.0 °C	Notched/Unnotched not specified; ASTM DIN53453

Thermal Properties	Original Value	Comments
Melting Point	160 - 165 °C	ATOFINA Method
Deflection Temperature at 0.46 MPa (66 psi)	92.0 °C	ASTM D648
Vicat Softening Point	152 °C	ASTM D1525

**
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PFINAA069 / 38505

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