Selenis GENIUS® 250 Copolyester for Blow Molding

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Selenis GENIUS® 250 Copolyester for Blow Molding
Categories:	Polymer; Thermoplastic; Polyester, TP
Material Notes:	Selenis Genius 250 copolyester has been specifically developed for extrusion blow molding process of bottles of any shape. Selenis Genius 250 offers exceptional clarity, neutral color and high gloss, granting enhanced shelf appeal whilst protecting product ingredients. Selenis Genius 250 grade is especially recommended for the production of containers with a volume up to 125 ml, allowing for production of small batches with good economics. Selenis Genius 250 grade may be easily processed on standard extrusion blow molding machines, provided appropriate drying equipment is used. Selenis Genius 250 offers good chemical resistance to most common additives used in the cosmetics and personal care industries; it is up to the end user to determine the fitness for use. Information provided by Selenis.
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Physical Properties	Original Value	Comments

Bulk Density	0.730 g/cc
Density	1.29 g/cc	ASTM D792 (2013)
Moisture Absorption at Equilibrium	<= 0.20 %
Viscosity Test	82 - 86 cm³/g	Intrinsic; ISO 1628-5
ASTM Color	<= 1.0	b*; ASTM D6290
	>= 64	L*; ASTM D6290

Thermal Properties	Original Value	Comments
Glass Transition Temp, Tg	80.0 °C	ASTM D3418

Processing Properties	Original Value	Comments
Melt Temperature	180 - 250 °C
Drying Temperature	<= 70.0 °C	to avoid chips sticking together in dryer hopper
	60.0 - 65.0 °C @Time 21600 - 28800 sec
Moisture Content	<= 0.0040 %	dried
Dew Point	-40.0 °C

Descriptive Properties
Food Approval Pharmacopeia	Yes
Particle size	320 ± 50 mg/20 chips
Pellet Shape	Cylindrical

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PSELE940 / 243438

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