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Hytrel® 4068

THERMOPLASTIC POLYESTER ELASTOMER

Supplied by DuPont Performance Polymers

The technical datasheet with complete property values for Hytrel® 4068 is available to members of the Prospector Plastics Database.
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Product Description
Hytrel® 4068 is a low modulus Hytrel® grade with nominal durometer hardness of 40D. It contains non-discoloring stabilizer. It can be processed by many conventional thermoplastic processing techniques like injection molding and extrusion.
General  
Material Status 
  • Commercial: Active
Availability 
  • Asia Pacific
  • Europe
  • North America
RoHS Compliance 
Appearance 
  • Natural Color
Processing Method 
  • Extrusion
  • Injection Molding
  
Part Marking Code (ISO 11469)
  • >TPC-ET<
Resin ID (ISO 1043)
  • TPC-ET
Physical
Nominal Value
Unit
Test Method
Density
g/cm³
 ISO 1183
Melt Mass-Flow Rate (MFR) (220°C/2.16 kg)
g/10 min
 ISO 1133
Melt Volume-Flow Rate (MVR) (220°C/2.16 kg)
in³/10min
 ISO 1133
Water Absorption
     ISO 62
73°F, 24 hr
%
  
Saturation, 73°F
%
  
Equilibrium, 73°F, 50% RH
%
  
Mechanical
Nominal Value
Unit
Test Method
Tensile Modulus (73°F)
psi
 ISO 527-2
Tensile Stress
     ISO 527-2/1BA
Break, 73°F
psi
  
50% Strain, 73°F
psi
  
Tensile Stress
     ISO 527-2/1BA
10% Strain: 73°F
psi
  
5% Strain: 73°F
psi
  
Tensile Strain (Break, 73°F)
%
 ISO 527-2/1BA
Nominal Tensile Strain at Break (73°F)
%
 ISO 527-2/1BA
Flexural Modulus
     ISO 178
-40°F
psi
  
73°F
psi
  
212°F
psi
  
Impact
Nominal Value
Unit
Test Method
Charpy Notched Impact Strength
     ISO 179/1eA
-40°F
 
  
-22°F
 
  
73°F
 
  
Charpy Unnotched Impact Strength
     ISO 179/1eU
-22°F
 
  
73°F
 
  
Tensile Impact Strength (73°F)
ft·lb/in²
 ISO 8256
Hardness
Nominal Value
Unit
Test Method
Shore Hardness
     ISO 868
Shore D
 
  
Shore D, 15 sec
 
  
Thermal
Nominal Value
Unit
Test Method
Melting Temperature 2
°F
 ISO 11357-3
CLTE
     ASTM E831, ISO 11359-2
Flow: 73 to 131°F
in/in/°F
  
Transverse: 73 to 131°F
in/in/°F
  
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: Hytrel® 4068, Hytrel 4068, Hytrel® , Hytrel, Hytrel4068, 4068, Thermoplastic Copolyester Elastomer, TPC-ET, TPCET, TPC:ET, TPC/ET, TPC+ET, TPC_ET, TPC ET, Thermoplastic Elastomer, TPE, DuPont, ThermoplasticCopolyesterElastomer, ThermoplasticElastomer
Injection
Nominal Value
Unit
 
Drying Temperature
°F
  
Drying Time
hr
  
Suggested Max Moisture
%
  
Processing (Melt) Temp
°F
  
Melt Temperature, Optimum - Injection Molding
°F
  
Mold Temperature
°F
  
Mold Temperature, Optimum - Injection Molding
°F
  
Drying Recommended
 
  
Extrusion
Nominal Value
Unit
 
Drying Temperature
°F
  
Drying Time
hr
  
Suggested Max Moisture
%
  
Melt Temperature
°F
  
Extrusion Melt Temperature, Optimum
°F
  
Notes
1Typical properties: these are not to be construed as specifications.
210°C/min
 
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.