Covestro Desmopan® 460 Thermoplastic Polyurethane

Category	Polymer , Thermoplastic , Polyurethane, TP , Thermoplastic Polyurethane (TPUR), Polyester Grade
Manufacturer	Covestro
Trade Name	Desmopan®
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Covestro Desmopan® 460 Thermoplastic Polyurethane.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Desmopan 460 is a TPU on the basis of a special ester.Applications: Bearing shells, gear wheels, seals, cable connectors.Information provided by Bayer.As of 1 September 2015, Bayer MaterialScience was separated from Bayer AG and officially adopted its new name – Covestro.

Physical Properties	Metric	English	Comments
Density	1.22 g/cc	0.0441 lb/in³
Water Absorption	0.96 %	0.96 %	Saturation in water
Moisture Absorption at Equilibrium	0.20 %	0.20 %	Equilibrium at 50% RH
Water Absorption at Saturation	0.96 %	0.96 %

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	97	97	DIN 53505
Hardness, Shore D	58	58	DIN 53505
Elongation at Break	>= 50 %	>= 50 %	Nominal
Tensile Creep Modulus, 1 hour	178 MPa	25800 psi
Tensile Creep Modulus, 1000 hours	105 MPa	15200 psi
Compression Set	25 %	25 %	70 hr; 22°C
	35 % @Temperature 70.0 °C	35 % @Temperature 158 °F	24 hr

Thermal Properties	Metric	English
CTE, linear, Parallel to Flow	124 µm/m-°C @Temperature 20.0 °C	68.9 µin/in-°F @Temperature 68.0 °F
Deflection Temperature at 0.46 MPa (66 psi)	61.0 °C	142 °F
Deflection Temperature at 1.8 MPa (264 psi)	39.0 °C	102 °F
Vicat Softening Point	52.0 °C	126 °F
Flammability, UL94	HB @Thickness 1.60 mm	HB @Thickness 0.0630 in

Electrical Properties	Metric	English
Electrical Resistivity	2.00e+13 ohm-cm	2.00e+13 ohm-cm
Surface Resistance	5.00e+12 ohm	5.00e+12 ohm
Dielectric Constant	4.5 @Frequency 1e+6 Hz	4.5 @Frequency 1e+6 Hz
	5.4 @Frequency 100 Hz	5.4 @Frequency 100 Hz
Dielectric Strength	22.4 kV/mm	569 kV/in
Dissipation Factor	0.021 @Frequency 100 Hz	0.021 @Frequency 100 Hz
	0.055 @Frequency 1e+6 Hz	0.055 @Frequency 1e+6 Hz
Comparative Tracking Index	600 V	600 V

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