Lubrizol LifeSciences Tecothane® TT-2074A-B20 TPU

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Lubrizol LifeSciences Tecothane® TT-2074A-B20 TPU – 20% Barium Sulfate
Categories:	Polymer; Thermoplastic; Polyurethane, TP; Thermoplastic Polyurethane, Elastomer, Ether Grade
Material Notes:	Medical Grade Aromatic Polyether-based Thermoplastic Polyurethane (TPU) with 20% loading of Barium Sulfate Features: good mechanical properties, good chemical resistance, radiopaque and can be color-matched Process: Extrusion or Injection Molding
Key Words:	BaSO4
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Physical Properties	Original Value	Comments

Specific Gravity	1.30 g/cc	ASTM D792
Linear Mold Shrinkage	0.0080 - 0.012 in/in	ASTM D955

Mechanical Properties	Original Value	Comments
Hardness, Shore A	77	ASTM D2240
Tensile Strength, Ultimate	5200 psi	ASTM D412
Elongation at Break	650 %	ASTM D412
100% Modulus	500 psi @Strain 100 %	ASTM D412
200% Modulus	700 psi @Strain 200 %	ASTM D412
300% Modulus	1000 psi @Strain 300 %	ASTM D412
Flexural Modulus	1800 psi	ASTM D790

Processing Properties	Original Value	Comments
Rear Barrel Temperature	165.5 °C	Injection
Front Barrel Temperature	176.6 °C	Injection
Nozzle Temperature	179.4 °C	Injection
Zone 1	182.8 °C	Extrusion
Zone 2	187.7 °C	Extrusion
Zone 3	193.3 °C	Extrusion
Zone 4	198.8 °C	Extrusion
Adapter Temperature	204.4 °C	Extrusion
Die Temperature	204.4 °C	Extrusion
Melt Temperature	>= 204.4 °C	Injection
Mold Temperature	10.0 - 43.3 °C	Injection

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PLUBR9097 / 203664

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