LyondellBasell Astryn BA905-74 Polypropylene Copolymer, Flame Retardant

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LyondellBasell Astryn BA905-74 Polypropylene Copolymer, Flame Retardant (discontinued **)
Categories:	Polymer; Thermoplastic; Polypropylene (PP)
Material Notes:	Key Features: medium high melt flow, medium high modulus, flame retardant, low specific gravity, good impact strength Applications: battery jars, electrical components Description: Astryn BA905-74 medium high melt flow, UL 94 V-0 flame retardant polypropylene copolymer has a very good combination of properties and processability. It was designed for applications which have stringent flammability requirements. Information provided by Montell Polyolefins. LyondellBasell is the successor company to Montell.
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Physical Properties	Metric	English	Comments

Density	1.04 g/cc	0.0376 lb/in³	ASTM D792B
Linear Mold Shrinkage	0.014 cm/cm	0.014 in/in	Tool, Montell
Melt Flow	12 g/10 min @Load 2.16 kg, Temperature 230 °C	12 g/10 min @Load 4.76 lb, Temperature 446 °F	ASTM D1238

Mechanical Properties	Metric	English	Comments
Hardness, Rockwell R	93	93	ASTM D785
Tensile Strength, Yield	32.0 MPa	4640 psi	ASTM D638
Elongation at Break	225 %	225 %	ASTM D638
Flexural Modulus, 1% Secant	1500 MPa	218000 psi	0.05 in/min; ASTM D790A
Izod Impact, Notched	0.430 J/cm	0.806 ft-lb/in	ASTM D256A
Gardner Impact	2.00 J	1.48 ft-lb	ASTM D3029

Thermal Properties	Metric	English	Comments
Deflection Temperature at 0.46 MPa (66 psi)	85.0 °C	185 °F	ASTM D648
Flammability, UL94	V-0 @Thickness 1.50 mm	V-0 @Thickness 0.0591 in
Oxygen Index	30 %	30 %	ASTM D2863

**
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