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This is the free Material Data Center Datasheet of Desmopan 481 - TPU - Covestro Deutschland AG

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Mechanical properties - Other properties - Diagrams
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Product Texts
  • Injection molding grade
  • free from plasticizers
  • grease and oil-resistant
  • low compression set
  • high elasticity
  • good heat resistance
  • easy release
    Application:
  • roller coating
  • Seals, membranes
  • Automotive engineering
Mechanical propertiesValueUnitTest Standard
ISO Data
Stress at 100% elongation 4.8 MPa ISO 527
Stress at 300% elongation 9 MPa ISO 527
Stress at break TPE 38 MPa ISO 527
Strain at break TPE >300 % ISO 527
Compression set at 70 °C, 24h 38 % ISO 815
Tear strength 50 kN/m ISO 34-1
Abrasion resistance 25 mm³ ISO 4649
Shore A hardness 81 - ISO 7619-1
Shore D hardness 30 - ISO 7619-1
Other propertiesValueUnitTest Standard
Density 1200 kg/m³ ISO 1183
Diagrams
Viscosity-shear rate , Desmopan 481, TPU, Covestro
Shearstress-shear rate , Desmopan 481, TPU, Covestro
Dynamic Shear modulus-temperature , Desmopan 481, TPU, Covestro
Stress-Strain (TPE) , Desmopan 481, TPU, Covestro
Characteristics
Processing
Injection Molding
Delivery form
Pellets
Additives
Release agent
Regional Availability
North America, Europe, Asia Pacific, South and Central America, Near East/Africa
Other text information
Injection molding
PREPROCESSING
Max. water content: 0.05 %
Max. drying temperature: 80 °C
Drying time:
Dry air dryer 1-2 h

PROCESSING
Melt temperature: 220-240 °C
Mold temperature: 20-40 °C
Profile extrusion

 Preprocessing

Max. Water content ≤0.05 %
Drying temperature 70-110 °C
Dry air dryer 1-2 h
Application examples
Sole, golf-shoe
Disclaimer
Copyright Altair Engineering GmbH. Altair Engineering GmbH assumes no liability for the system to be free of errors. The user takes sole responsibility for the use of this data under the exclusion of every liability from Altair Engineering GmbH; this is especially valid for claims of compensation resulting from consequential damages. Altair explicitly points out that any decision about the application of materials must be double checked with the producer of this material. This includes all contents of this system. Copyright laws are applicable for the content of this system.
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