Bayer MaterialScience Texin® 270 Urethane Thermoplastic Elastomer

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Subcategory: Elastomer, TPE; Polymer; Polyurethane, TP; Thermoplastic

Key Words: TPU

Material Notes:
Key Features:

• Unfilled

Suitable processing methods:

• Injection molding

Information provided by Bayer Polymers.

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Physical Properties	Original Value		Comments
Density	1.24 g/cc
Mechanical Properties
Tensile Strength, Yield	28 MPa		Stress at 50% Strain
Elongation at Break	Min 50 %
Electrical Properties
Volume Resistivity	5e+012 ohm-cm
Surface Resistance	9e+014 ohm
Dielectric Constant	3.9		1 MHz
Dielectric Constant	4.6		100 Hz
Dielectric Strength	23.7 kV/mm
Dissipation Factor	0.029		1 MHz
Dissipation Factor	0.031		100 Hz
Thermal Properties
CTE, linear 20°C	140 µm/m-°C		Parallel
Deflection Temperature at 0.46 MPa (66 psi)	46 °C
Vicat Softening Point	158 °C		50°C/h 50N
Glass Temperature	0 °C		10°C/min
Processing Properties
Melt Temperature	230 °C		Injection Molding
Mold Temperature	35 °C		Injection Molding
Injection Pressure	45 MPa
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