Borealis BB2581 HDPE for Blow Molding

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Borealis BB2581 HDPE for Blow Molding
Categories:	Polymer; Thermoplastic; Polyethylene (PE); High Density (HDPE); High Density Polyethylene (HDPE), Blow Molding Grade
Material Notes:	BB2581 is a high-density polyethylene intended for blow molding of products with high stiffness and very good environmental stress crack resistance (ESCR). BB2581 is recommended for household and industrial chemicals such as detergents, cleaners, and motor oils while being recommended for bottles and containers up to 10 liters. Former trade name for this product was Borstar®. Information provided by the Manufacturer.
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Physical Properties	Original Value	Comments

Density	0.958 g/cc	ISO 1183
ESCR 10% Igepal®	>= 100 hour	ASTM D1693
Melt Flow	0.40 g/10 min @Load 2.16 kg, Temperature 190 °C	ISO 1133
	1.8 g/10 min @Load 5.00 kg, Temperature 190 °C	ISO 1133
High Load Melt Index	28 g/10 min @Load 21.6 kg, Temperature 190 °C	ISO 1133

Mechanical Properties	Original Value	Comments
Hardness, Shore D	66	ISO 868
Tensile Strength, Yield	4351 psi	At 50 mm/min; ISO 527-2
Elongation at Yield	8.0 %	At 50 mm/min; ISO 527-2
Tensile Modulus	1.30 GPa	At 1 mm/min; ISO 527-2
Flexural Modulus	1.35 GPa	At 1 mm/min; ISO 178

Thermal Properties	Original Value	Comments
Deflection Temperature at 0.46 MPa (66 psi)	80.0 °C	ISO 75-2

Processing Properties	Original Value	Comments
Front Barrel Temperature	170 - 190 °C
Die Temperature	347 - 374 °F

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to go back to viewing the property data in MatWeb's normal format.

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