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Texin® 245R

Thermoplastic Polyurethane Elastomer (Polyester)

Supplied by Bayer MaterialScience LLC

The technical datasheet with complete property values for Texin® 245R is available to members of the Prospector Plastics Database.
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Product Description
Texin 245R resin is an aromatic polyester-based thermoplastic polyurethane with a Shore hardness of approximately 45D*. It can be processed by injection molding; extrusion processes are not recommended.
General  
Material Status 
  • Commercial: Active
Availability 
  • North America
Features 
  • Aromatic
RoHS Compliance 
Processing Method 
  • Injection Molding
Physical
Nominal Value
Unit
Test Method
Specific Gravity
      
--
 
 ASTM D792
--
g/cm³
 ISO 1183
Molding Shrinkage
      
Flow: 0.100 in
in/in
 ASTM D955
Across Flow: 0.100 in
in/in
 ASTM D955
Across Flow: 0.100 in
%
 ISO 294-4
Flow: 0.100 in
%
 ISO 294-4
Mechanical
Nominal Value
Unit
Test Method
Flexural Modulus
     ASTM D790, ISO 178
73°F
psi
  
158°F
psi
  
Taber Abrasion Resistance (1000 Cycles, 1000 g, H-18 Wheel)
mg
 ASTM D1044
Elastomers
Nominal Value
Unit
Test Method
Tensile Stress
      
50% Strain
psi
 ISO 37, ASTM D412
100% Strain
psi
 ASTM D412, ISO 37
300% Strain
psi
 ASTM D412, ISO 37
Tensile Strength (Break)
psi
 ASTM D412, ISO 37
Tensile Elongation (Break)
%
 ASTM D412, ISO 37
Tear Strength
      
-- 2
lbf/in
 ASTM D624
--
lbf/in
 ISO 34-1
Compression Set
      
73°F, 22.0 hr 3
%
 ASTM D395B, ISO 815, ISO 815
158°F, 22.0 hr 3
%
 ASTM D395B, ISO 815
158°F, 22.0 hr
%
 ASTM D395B, ISO 815
212°F, 22.0 hr
%
 ASTM D395B, ISO 815
212°F, 22.0 hr 3
%
 ASTM D395B, ISO 815
Bayshore Resilience
%
 ASTM D2632
Impact
Nominal Value
Unit
Test Method
Notched Izod Impact
     ASTM D256
-22°F, 0.125 in
ft·lb/in
  
73°F, 0.125 in
 
  
Hardness
Nominal Value
Unit
Test Method
Durometer Hardness (Shore D)
 
 ASTM D2240, ISO 868
Thermal
Nominal Value
Unit
Test Method
Brittleness Temperature
°F
 ASTM D746, ISO 974
Glass Transition Temperature
°F
 DMA
Vicat Softening Temperature
°F
 ISO 306/50, ASTM D1525 4
Aging
Nominal Value
Unit
Test Method
Change in Tensile Strength in Air
      
212°F, 70 hr
%
 ASTM D573, ISO 216
100% Strain, 212°F, 70 hr
%
 ASTM D573
300% Strain, 212°F, 70 hr
%
 ASTM D573
212°F, 168 hr
%
 ASTM D573, ISO 216
100% Strain, 212°F, 168 hr
%
 ASTM D573
300% Strain, 212°F, 168 hr
%
 ASTM D573
212°F, 336 hr
%
 ASTM D573, ISO 216
100% Strain, 212°F, 336 hr
%
 ASTM D573
300% Strain, 212°F, 336 hr
%
 ASTM D573
212°F, 504 hr
%
 ASTM D573, ISO 216
100% Strain, 212°F, 504 hr
%
 ASTM D573
300% Strain, 212°F, 504 hr
%
 ASTM D573
100% Strain 212°F, 70 hr
%
 ISO 216
300% Strain 212°F, 70 hr
%
 ISO 216
100% Strain 212°F, 168 hr
%
 ISO 216
300% Strain 212°F, 168 hr
%
 ISO 216
100% Strain 212°F, 336 hr
%
 ISO 216
300% Strain 212°F, 336 hr
%
 ISO 216
100% Strain 212°F, 504 hr
%
 ISO 216
300% Strain 212°F, 504 hr
%
 ISO 216
Change in Ultimate Elongation in Air
     ASTM D573, ISO 216
212°F, 70 hr
%
  
212°F, 168 hr
%
  
212°F, 336 hr
%
  
212°F, 504 hr
%
  
Change in Durometer Hardness in Air
     ASTM D573, ISO 216
Shore D, 212°F, 70 hr
 
  
Shore D, 212°F, 168 hr
 
  
Shore D, 212°F, 336 hr
 
  
Shore D, 212°F, 504 hr
 
  
Change in Tensile Strength
     ASTM D471, ISO 175
73°F, 70 hr, in Reference Fuel A (Isooctane)
%
  
100% Strain, 73°F, 70 hr, in Reference Fuel A (Isooctane)
%
  
300% Strain, 73°F, 70 hr, in Reference Fuel A (Isooctane)
%
  
73°F, 70 hr, in Reference Fuel C
%
  
100% Strain, 73°F, 70 hr, in Reference Fuel C
%
  
300% Strain, 73°F, 70 hr, in Reference Fuel C
%
  
73°F, 168 hr, in Reference Fuel A (Isooctane)
%
  
100% Strain, 73°F, 168 hr, in Reference Fuel A (Isooctane)
%
  
300% Strain, 73°F, 168 hr, in Reference Fuel A (Isooctane)
%
  
73°F, 168 hr, in Reference Fuel C
%
  
100% Strain, 73°F, 168 hr, in Reference Fuel C
%
  
300% Strain, 73°F, 168 hr, in Reference Fuel C
%
  
73°F, 336 hr, in Reference Fuel A (Isooctane)
%
  
100% Strain, 73°F, 336 hr, in Reference Fuel A (Isooctane)
%
  
300% Strain, 73°F, 336 hr, in Reference Fuel A (Isooctane)
%
  
73°F, 336 hr, in Reference Fuel C
%
  
100% Strain, 73°F, 336 hr, in Reference Fuel C
%
  
300% Strain, 73°F, 336 hr, in Reference Fuel C
%
  
73°F, 504 hr, in Reference Fuel A (Isooctane)
%
  
100% Strain, 73°F, 504 hr, in Reference Fuel A (Isooctane)
%
  
300% Strain, 73°F, 504 hr, in Reference Fuel A (Isooctane)
%
  
73°F, 504 hr, in Reference Fuel C
%
  
100% Strain, 73°F, 504 hr, in Reference Fuel C
%
  
300% Strain, 73°F, 504 hr, in Reference Fuel C
%
  
212°F, 70 hr, in ASTM #1 Oil
%
  
100% Strain, 212°F, 70 hr, in ASTM #1 Oil
%
  
300% Strain, 212°F, 70 hr, in ASTM #1 Oil
%
  
212°F, 70 hr, in ASTM #3 Oil
%
  
100% Strain, 212°F, 70 hr, in ASTM #3 Oil
%
  
300% Strain, 212°F, 70 hr, in ASTM #3 Oil
%
  
212°F, 168 hr, in ASTM #1 Oil
%
  
100% Strain, 212°F, 168 hr, in ASTM #1 Oil
%
  
300% Strain, 212°F, 168 hr, in ASTM #1 Oil
%
  
212°F, 168 hr, in ASTM #3 Oil
%
  
100% Strain, 212°F, 168 hr, in ASTM #3 Oil
%
  
300% Strain, 212°F, 168 hr, in ASTM #3 Oil
%
  
212°F, 336 hr, in ASTM #1 Oil
%
  
100% Strain, 212°F, 336 hr, in ASTM #1 Oil
%
  
300% Strain, 212°F, 336 hr, in ASTM #1 Oil
%
  
212°F, 336 hr, in ASTM #3 Oil
%
  
100% Strain, 212°F, 336 hr, in ASTM #3 Oil
%
  
300% Strain, 212°F, 336 hr, in ASTM #3 Oil
%
  
212°F, 504 hr, in ASTM #1 Oil
%
  
100% Strain, 212°F, 504 hr, in ASTM #1 Oil
%
  
300% Strain, 212°F, 504 hr, in ASTM #1 Oil
%
  
212°F, 504 hr, in ASTM #3 Oil
%
  
100% Strain, 212°F, 504 hr, in ASTM #3 Oil
%
  
300% Strain, 212°F, 504 hr, in ASTM #3 Oil
%
  
Change in Ultimate Elongation
     ASTM D471, ISO 175
73°F, 70 hr, in Reference Fuel A (Isooctane)
%
  
73°F, 70 hr, in Reference Fuel C
%
  
73°F, 168 hr, in Reference Fuel A (Isooctane)
%
  
73°F, 168 hr, in Reference Fuel C
%
  
73°F, 336 hr, in Reference Fuel A (Isooctane)
%
  
73°F, 336 hr, in Reference Fuel C
%
  
73°F, 504 hr, in Reference Fuel A (Isooctane)
%
  
73°F, 504 hr, in Reference Fuel C
%
  
212°F, 70 hr, in ASTM #1 Oil
%
  
212°F, 70 hr, in ASTM #3 Oil
%
  
212°F, 168 hr, in ASTM #1 Oil
%
  
212°F, 168 hr, in ASTM #3 Oil
%
  
212°F, 336 hr, in ASTM #1 Oil
%
  
212°F, 336 hr, in ASTM #3 Oil
%
  
212°F, 504 hr, in ASTM #1 Oil
%
  
212°F, 504 hr, in ASTM #3 Oil
%
  
Change in Durometer Hardness
     ASTM D471, ISO 175
Shore D, 73°F, 70 hr, in Reference Fuel A (Isooctane)
 
  
Shore D, 73°F, 70 hr, in Reference Fuel C
 
  
Shore D, 73°F, 168 hr, in Reference Fuel A (Isooctane)
 
  
Shore D, 73°F, 168 hr, in Reference Fuel C
 
  
Shore D, 73°F, 336 hr, in Reference Fuel A (Isooctane)
 
  
Shore D, 73°F, 336 hr, in Reference Fuel C
 
  
Shore D, 73°F, 504 hr, in Reference Fuel A (Isooctane)
 
  
Shore D, 73°F, 504 hr, in Reference Fuel C
 
  
Shore D, 212°F, 70 hr, in ASTM #1 Oil
 
  
Shore D, 212°F, 70 hr, in ASTM #3 Oil
 
  
Shore D, 212°F, 168 hr, in ASTM #1 Oil
 
  
Shore D, 212°F, 168 hr, in ASTM #3 Oil
 
  
Shore D, 212°F, 336 hr, in ASTM #1 Oil
 
  
Shore D, 212°F, 336 hr, in ASTM #3 Oil
 
  
Shore D, 212°F, 504 hr, in ASTM #1 Oil
 
  
Shore D, 212°F, 504 hr, in ASTM #3 Oil
 
  
Change in Volume
      
73°F, 70 hr, in Reference Fuel A
%
 ASTM D471, ISO 175
73°F, 70 hr, in Reference Fuel C
%
 ASTM D471, ISO 175
73°F, 168 hr, in Reference Fuel A
%
 ASTM D471, ISO 175
73°F, 168 hr, in Reference Fuel C
%
 ASTM D471, ISO 175
73°F, 336 hr, in Reference Fuel A
%
 ASTM D471, ISO 175
73°F, 336 hr, in Reference Fuel C
%
 ASTM D471, ISO 175
73°F, 504 hr, in Reference Fuel A
%
 ASTM D471, ISO 175
73°F, 504 hr, in Reference Fuel C
%
 ASTM D471, ISO 175
212°F, 70 hr, in ASTM Oil #1
%
 ASTM D471
212°F, 70 hr, in ASTM Oil #3
%
 ASTM D471
212°F, 168 hr, in ASTM Oil #1
%
 ASTM D471
212°F, 168 hr, in ASTM Oil #3
%
 ASTM D471
212°F, 336 hr, in ASTM Oil #1
%
 ASTM D471
212°F, 336 hr, in ASTM Oil #3
%
 ASTM D471
212°F, 504 hr, in ASTM Oil #1
%
 ASTM D471
212°F, 504 hr, in ASTM Oil #3
%
 ASTM D471
212°F, 70 hr, in ASTM #1 Oil
%
 ISO 175
212°F, 70 hr, in ASTM #3 Oil
%
 ISO 175
212°F, 168 hr, in ASTM #1 Oil
%
 ISO 175
212°F, 168 hr, in ASTM #3 Oil
%
 ISO 175
212°F, 336 hr, in ASTM #1 Oil
%
 ISO 175
212°F, 336 hr, in ASTM #3 Oil
%
 ISO 175
212°F, 504 hr, in ASTM #1 Oil
%
 ISO 175
212°F, 504 hr, in ASTM #3 Oil
%
 ISO 175
UL
Nominal Value
Unit
Test Method
RTI Str (0.0591 in)
°F
 UL 746
RTI Imp (0.0591 in)
°F
 UL 746
RTI Elec (0.0591 in)
°F
 UL 746
Additional Information
Nominal Value
Unit
Test Method
Compressive Load
     ASTM D575
10% Deflection
psi
  
15% Deflection
psi
  
2% Deflection
psi
  
20% Deflection
psi
  
25% Deflection
psi
  
5% Deflection
psi
  
50% Deflection
psi
  
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Texin® 245R, Texin 245R, Texin® , Texin, Texin245R, 245 R, 245R, Thermoplastic Polyurethane Elastomer, Thermoplastic Polyurethane Elastomer (Polyester), Thermoplastic Polyurethane Elastomer Polyester, TPU-Polyester, TPUPolyester, TPU:Polyester, TPU/Polyester, TPU+Polyester, TPU_Polyester, TPU Polyester, Thermoplastic Polyurethane, TPU, Bayer, ThermoplasticPolyurethaneElastomerPolyester, ThermoplasticPolyurethane, R245
Injection
Nominal Value
Unit
 
Drying Temperature
°F
  
Drying Time
hr
  
Suggested Max Moisture
%
  
Suggested Shot Size
%
  
Suggested Max Regrind
%
  
Rear Temperature
°F
  
Middle Temperature
°F
  
Front Temperature
°F
  
Nozzle Temperature
°F
  
Processing (Melt) Temp
°F
  
Mold Temperature
°F
  
Injection Pressure
psi
  
Injection Rate
 
  
Back Pressure
psi
  
Screw Speed
rpm
  
Clamp Tonnage
tons/in²
  
Cushion
in
  
Screw L/D Ratio
 
  
Screw Compression Ratio
 
  
Injection Notes
Hold Pressure: 60 to 80% of Injection Pressure
Timers (per 0.125 in Cross Section):
  • Boost: 5 to 10 sec
  • 2nd Stage: 10 to 20 sec
  • Cool: 20 to 30 sec
Notes
1Typical properties: these are not to be construed as specifications.
2Die C
3Postcured for 16 hours at 230°F
4Rate A (50°C/h)
 
IDES
Copyright © 2012 IDES
The information presented on this datasheet was acquired by IDES from the producer of the material. IDES makes substantial efforts to assure the accuracy of this data. However, IDES assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.