Total 4320 Polypropylene, Impact Copolymer

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Total 4320 Polypropylene, Impact Copolymer (discontinued **)
Categories:	Polymer; Thermoplastic; Polypropylene (PP)
Material Notes:	ATOFINA 4320 is an impact copolymer. 4320 is characterized by a low fluidity offering a combination of east of processing and good manufactured article properties in applications ranging from household to industrial. Application Applications of ATOFINA 4320 include the manufacture of chair shells, pails, crates and other articles requiring a combination of good stiffness and impact properties. 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	3.5 g/10 min	ASTM D1238

Mechanical Properties	Original Value	Comments
Tensile Strength, Yield	3400 psi	ASTM D638
Elongation at Yield	8.0 %	ASTM D638
Flexural Modulus	175000 psi	ASTM D 790
Izod Impact, Notched	225 J/m	ASTM D256
	50.0 J/m @Temperature -20.0 °C	ASTM D256
Charpy Impact Unnotched	0.700 J/cm² @Temperature -20.0 °C	ASTM DIN53453
	2.00 J/cm² @Temperature 23.0 °C	ASTM DIN53453

Thermal Properties	Original Value	Comments
Melting Point	160 - 165 °C	ATOFINA Method
Deflection Temperature at 0.46 MPa (66 psi)	90.0 °C	ASTM D648
Vicat Softening Point	150 °C	ASTM D1525

**
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