Lubrizol Estane® BCX33 Thermoplastic Polyurethane

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Lubrizol Estane® BCX33 Thermoplastic Polyurethane
Categories:	Polymer; Thermoplastic; Polyurethane, TP
Material Notes:	Type: Polyether Thermoplastic Polyurethane (TPU) Features: Excellent foam-ability and rebound efficiency, and low temperature properties Uses: Foam injection molding and extrusion foaming Information provided by The 159 Corporation
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Physical Properties	Original Value	Comments

Specific Gravity	0.290 g/cc	Foam Injection Molded Part; ASTM D-792
	1.17 g/cc	ASTM D-792
Maximum Moisture Content	0.020

Mechanical Properties	Original Value	Comments
Hardness, Shore A	77 @Time 5.00 sec	ASTM D-2240
Tensile Strength	37.0 MPa	ASTM D-412
Elongation at Break	540 %	ASTM D-412
Compression Set	7.0 %	50,000 cycles
	6.7 % @Temperature 23.0 °C	ASTM D-395
	17.4 % @Temperature 50.0 °C	ASTM D-395

Thermal Properties	Original Value	Comments
Melting Point	165 °C
Glass Transition Temp, Tg	-40.0 °C

Processing Properties	Original Value	Comments
Nozzle Temperature	204 °C
Zone 1	188 °C
Zone 2	193 °C
Zone 3	199 °C
Zone 4	204 °C
Mold Temperature	32.0 °C
Drying Temperature	104 °C @Time 7200 - 14400 sec
Dew Point	-40.0 °C

Descriptive Properties
Energy Efficiency	0.05	Change after 50,000 cycles
	0.54	Initial
Foam Hardness	45	Asker C, ASTM D-2240
Foam Vertical Resiliency	0.53	ASTM D-2632

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PLUBR5002 / 238872

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