LyondellBasell Astryn SZ021-2 Polypropylene Copolymer, 20% Talc

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LyondellBasell Astryn SZ021-2 Polypropylene Copolymer, 20% Talc (discontinued **)
Categories:	Polymer; Thermoplastic; Polypropylene (PP)
Material Notes:	Key Features: medium melt flow, medium modulus, mineral-filled, utility grade polypropylene copolymer, good impact and stiffness balance, versatile Applications: inner door panels and seat supports Description: Astryn SZ021-2 medium melt flow, 20% talc-filled, utility grade polypropylene copolymer has a very good combination of strength, stiffness and impact resistance. Information provided by Montell Polyolefins. LyondellBasell is the successor company to Montell.
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Physical Properties	Original Value	Comments

Density	1.03 g/cc	ASTM D792B
Melt Flow	8.0 g/10 min @Load 2.16 kg, Temperature 230 °C	ASTM D1238

Mechanical Properties	Original Value	Comments
Hardness, Rockwell R	62	ASTM D785
Tensile Strength, Ultimate	14.0 MPa	ASTM D638
Tensile Strength, Yield	18.0 MPa	ASTM D638
Elongation at Break	30 %	ASTM D638
Elongation at Yield	4.0 %	ASTM D638
Flexural Modulus	1.20 GPa	Tangent at 0.05 in/min; ASTM D790A
Izod Impact, Notched	1.10 J/cm	ASTM D256A
Gardner Impact	18.0 J	ASTM D3029

Thermal Properties	Original Value	Comments
Deflection Temperature at 0.46 MPa (66 psi)	89.0 °C	ASTM D648

**
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