Biomerics Quadraflex™ ALE 70A-B20 Aliphatic Polyether TPU

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Biomerics Quadraflex™ ALE 70A-B20 Aliphatic Polyether TPU
Categories:	Polymer; Thermoplastic; Polyurethane, TP
Material Notes:	Quadraflex™ ALE is a family of aliphatic polyether-based medical grade thermoplastic urethanes. Quadraflex ALE exhibits excellent mechanical properties, elasticity, biocompatibility, and softening at body temperature. Quadraflex ALE is non-yellowing and is used across a range of medical markets including venous access, urology, cardiology, hemodialysis, respiratory, fluid management, balloons, and minimally invasive surgical devices. It is USP Class VI and ISO-10993 compliant. Characteristics: Superior biocompatibility, chemical resistance, oxidative stability, non-yellowing, hemocompatable, body softening. Applications: Extrusion, Injection Molding, Solution Information provided by Biomerics
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Physical Properties	Original Value	Comments

Specific Gravity	1.20 g/cc	ASTM D792
Linear Mold Shrinkage	0.0060 - 0.010 in/in	ASTM 955

Mechanical Properties	Original Value	Comments
Hardness, Shore A	70	ASTM D2240
Tensile Strength, Ultimate	2500 psi	ASTM D412
Elongation, Ultimate	705 %	ASTM D412
100% Modulus	500 psi @Strain 100 %	ASTM D412
300% Modulus	1000 psi @Strain 300 %	ASTM D412
Flexural Modulus	1000 psi	ASTM D790

Processing Properties	Original Value	Comments
Rear Barrel Temperature	177 °C	Injection
Front Barrel Temperature	191 °C	Injection
Nozzle Temperature	196 °C	Injection
Zone 1	149 °C	Extrusion
Zone 2	160 °C	Extrusion
Zone 3	171 °C	Extrusion
Zone 4	182 °C	Extrusion
Adapter Temperature	182 °C	Extrusion
Die Temperature	182 - 193 °C	Extrusion
Melt Temperature	196 °C	Injection
Mold Temperature	10.0 - 27.0 °C	Injection
Drying Temperature	57.0 °C @Time >=14400 sec
Dew Point	-40.0 °C

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