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Covestro Desmopan® 481 Polyurethane

Category	Polymer , Thermoplastic , Polyurethane, TP
Manufacturer	Covestro
Trade Name	Desmopan®
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	Covestro Desmopan® 481 Polyurethane.pdf
Price	EMAIL US sales@lookpolymers.com
	Online Service lookpolymers 27660005

Material Notes:

injection molding gradefree from plasticizersgrease and oil-resistantlow compression sethigh elasticitygood heat resistanceEasy releaseApplicationRoller coatingSealsmembranesAutomotive engineeringPreprocessingMax. Water content

Physical Properties	Metric	English	Comments
Density	1.02 g/cc	0.0368 lb/in³	Melt
	1.20 g/cc	0.0434 lb/in³	ISO 1183

Mechanical Properties	Metric	English	Comments
Hardness, Shore A	80	80	3s; ISO 868
Hardness, Shore D	30	30	15s; ISO 868
Tensile Strength at Break	30.0 MPa	4350 psi	ISO 527-1/-2
Tensile Strength, Yield	30.0 MPa	4350 psi	parallel; ISO 527-3
	5.00 MPa @Strain 100 %	725 psi @Strain 100 %	ISO 527-1/-2
	9.00 MPa @Strain 300 %	1310 psi @Strain 300 %	ISO 527-1/-2
Elongation at Break	>= 300 %	>= 300 %	ISO 527-1/-2
Abrasion	25	25	mm³; ISO 4649
Compression Set	22 % @Temperature 23.0 °C	22 % @Temperature 73.4 °F	ISO 815
	35 % @Temperature 70.0 °C	35 % @Temperature 158 °F	ISO 815

Thermal Properties	Metric	English	Comments
Specific Heat Capacity	1.70 J/g-°C	0.406 BTU/lb-°F	Melt
Thermal Conductivity	0.139 W/m-K	0.965 BTU-in/hr-ft²-°F	Melt

Processing Properties	Metric	English
Melt Temperature	225 - 235 °C	437 - 455 °F
Mold Temperature	20.0 - 40.0 °C	68.0 - 104 °F
Ejection Temperature	50.0 °C	122 °F

Descriptive Properties	Value	Comments
Availability	Asia Pacific
	Europe
	India
	Near East/Africa
	South and Central America
Eff. thermal diffusivity (m²/s)	8E-08
Feature	Release agent
Form	Pellets
Process	Injection Molding

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