Teknor Apex Synres® SR 4321 Polypropylene

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Teknor Apex Synres® SR 4321 Polypropylene
Categories:	Polymer; Thermoplastic; Polypropylene (PP)
Material Notes:	Notes: The Specialty Compounding Division offers a proprietary line of mineral filled polyolefins, including talc and calcium carbonate filled polypropylenes. Typical applications include injection molded siding panels, pool products, transportation parts, various home products as well as other applications requiring higher rigidity, lower shrinkage and lower coefficient of linear thermal expansion than natural polyolefins. These compounds can be tailored to specific needs and are available pre-colored or natural. Forms: Pellets Information Provided by Teknor Apex
Key Words:	PP
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Physical Properties	Original Value	Comments

Specific Gravity	1.14 g/cc	ASTM D792
Melt Flow	12 g/10 min @Load 2.16 kg, Temperature 230 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Shore D	60	10 seconds; ASTM D2240
Tensile Strength at Break	3100 psi	ASTM D638
Elongation at Yield	4.0 %	ASTM D638
Flexural Modulus	280000 psi	ASTM D790
Izod Impact, Notched	1.70 ft-lb/in	ASTM D256

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