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Hytrel® 4068FG

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Polymer Name: Thermoplastic Copolyester Elastomer (TPC-ET)
Processing Methods: Film Extrusion, Thermoforming, Casting, Injection Molding, Extrusion, Sheet, Plaques & Profiles Extrusion
End Uses: Hoses, Cosmetic Packaging, Appliances, Non Specific Food Applications, Pipes, Corrugated Pipe, Film, Thermoforming Applications, Tubing, Wire & Cable Applications
Density: 1110.0 kg/m³
Strain at Break: 300.0 %
Flexural Modulus: 47.0 MPa
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Hytrel® 4068FG
DuPont
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Identification & Functionality

Hytrel® 4068FG Features & Benefits

Applications & Uses

Properties

Mechanical Properties
ValueUnitsTest Method / Conditions
Flexural Modulus47MPaASTM D 790
Tensile Creep Modulus (1000 h)21MPaISO 899-1
Charpy Impact Strength (23°C)No BreakkJ/m2ISO 179/1eU
Charpy Impact Strength (-30°C)No BreakkJ/m2ISO 179/1eU
Charpy Notched Impact Strength (23°C)No BreakkJ/m2ISO 179/1eA
Charpy Notched Impact Strength (-30°C)No BreakkJ/m2ISO 179/1eA
Tensile Notched Impact Strength (23°C)145kJ/m²ISO 8256/1
Izod Notched Impact Strength (23°C)No BreakkJ/m2ISO 180/1A
Izod Notched Impact Strength (-30°C)No BreakkJ/m2ISO 180/1A
Izod Notched Impact Strength (-40°C)No BreakkJ/m²ISO 180/1A
Physical Properties
ValueUnitsTest Method / Conditions
Melt Volume - Flow Rate8.8cm³/10minISO 1133
Melt Mass Flow Rate - MFR (220°C/2.16 kg)8.5g/10 minISO 1133
Load2.16kgISO 1133
Molding Shrinkage - Parallel1.0%ISO 294-4, 2577
Molding Shrinkage - Normal0.9%ISO 294-4, 2577
Temperature220°CISO 1133
Thermal Properties
ValueUnitsTest Method / Conditions
Melting Temperature (10°C/min)193°CISO 11357-1/-3
Glass Transition Temperature (10°C/min)-55°CISO 11357-1/-2
Vicat Softening Temperature (50°C/h, 10N)130°CISO 306
Coefficient of Linear Thermal Expansion - Parallel230E-6/KISO 11359-1/-2
Coefficient of Linear Thermal Expansion - Normal230E-6/KISO 11359-1/-2
Effective Thermal Diffusivity5.44E-8m²/s-
Mechanical Properties Elastomers
ValueUnitsTest Method / Conditions
Max. Hardness - Shore D37-ISO 7619-1
Stress at 5% Strain2.4MPaISO 527-1/-2
Abrasion Resistance180mm³ISO 4649
Tear Strength - Normal103kN/mISO 34-1
Tear Strength - Parallel100kN/mISO 34-1
Nominal Strain at Break800%ISO 527-1/-2
Stress at Break29MPaISO 527-1/-2
Stress at 50% Strain6.7MPaISO 527-1/-2
Tensile Modulus45MPaISO 527-1/-2
Hardness - Shore D (15s)33-ISO 7619-1
Stress at 10% Strain3.5MPaISO 527-1/-2
Strain at Breakmin. 300%ISO 527-1/-2
Electrical Properties
ValueUnitsTest Method / Conditions
Relative Permittivity (100 Hz)4.8-IEC 62631-2-1
Relative Permittivity (1 MHz)4.7-IEC 62631-2-1
Electric Strength18kV/mmSTN EN 60243-2
Comparative Tracking Index - CTI600VUL 746
Flammability
ValueUnitsTest Method / Conditions
FMVSS ClassB-ISO 3795 (FMVSS 302)
Burning Rate (1 mm, Thickness)max. 80mm/minISO 3795 (FMVSS 302)
Other Properties
ValueUnitsTest Method / Conditions
Humidity Absorption (2 mm)0.3%Sim. to ISO 62
Water Absorption (2 mm)0.7%Sim. to ISO 62
Density1110kg/m³ISO 1183
Processing Information (Extrusion)
ValueUnitsTest Method / Conditions
Melt Temperature Range210 - 225°C-
Processing Moisture Content≤0.06%-
Drying Time (Dehumidified Dryer)2.0 - 3.0h-
Melt Temperature Optimum215°C-
Drying Temperature90 - 110°C-
Processing Information (Injection Molding)
ValueUnitsTest Method / Conditions
Drying Temperature100°C-
Drying RecommendedYes--
Drying Time (Dehumidified Dryer)2.0 - 3.0h-
Processing Moisture Content≤0.08%-
Melt Temperature Optimum225°C-
Min. Melt Temperature220°C-
Max. Melt Temperature250°C-
Mold Temperature Optimum40°C-
Min. Mold Temperature30°C-
Max. Mold Temperature40°C-
VDA Properties
ValueUnitsTest Method / Conditions
Emission of Organic Compounds10µgC/gVDA 277
Odour4classVDA 270
Chemical Resistance
Chemical Type Chemical Name Resistance
Acids Acetic Acid (5% by mass) (23°C) Probably Resistant
Acids Chromic Acid solution (40% by mass) (23°C) Not Recommended
Acids Citric Acid solution (10% by mass) (23°C) Probably Resistant
Acids Hydrochloric Acid (36% by mass) (23°C) Not Recommended
Acids Lactic Acid (10% by mass) (23°C) Probably Resistant
Acids Nitric Acid (40% by mass) (23°C) Not Recommended
Acids Sulfuric Acid (38% by mass) (23°C) Not Recommended
Acids Sulfuric Acid (5% by mass) (23°C) Probably Resistant
Alcohols Ethanol (23°C) Probably Resistant
Alcohols Isopropyl alcohol (23°C) Probably Resistant
Alcohols Methanol (23°C) Probably Resistant
Bases Ammonium Hydroxide solution (10% by mass) (23°C) Probably Resistant
Bases Sodium Hydroxide solution (1% by mass) (23°C) Probably Resistant
Bases Sodium Hydroxide solution (35% by mass) (23°C) Probably Resistant
Ethers Diethyl ether (23°C) Not Recommended
Hydrocarbons iso-Octane (23°C) Probably Resistant
Hydrocarbons n-Hexane (23°C) Probably Resistant
Hydrocarbons Toluene (23°C) Probably Resistant
Ketones Acetone (23°C) Not Recommended
Mineral oils Insulating Oil (23°C) Probably Resistant
Mineral oils SAE 10W40 multigrade motor oil (130°C) Not Recommended
Mineral oils SAE 10W40 multigrade motor oil (23°C) Probably Resistant
Mineral oils SAE 80/90 hypoid-gear oil (130°C) Not Recommended
Other 1% nonylphenoxy-polyethyleneoxy ethanol in water (23°C) Probably Resistant
Other 50% Oleic acid + 50% Olive Oil (23°C) Probably Resistant
Other DOT No. 4 Brake fluid (130°C) Not Recommended
Other Ethyl Acetate (23°C) Probably Resistant
Other Ethylene Glycol (50% by mass) in water (108°C) Not Recommended
Other Hydrogen peroxide (23°C) Not Recommended
Other Phenol solution (5% by mass) (23°C) Probably Resistant
Other Water (23°C) Probably Resistant
Other Water (90°C) Probably Resistant
Salt solutions Sodium Carbonate solution (2% by mass) (23°C) Probably Resistant
Salt solutions Sodium Carbonate solution (20% by mass) (23°C) Probably Resistant
Salt solutions Sodium Chloride solution (10% by mass) (23°C) Probably Resistant
Salt solutions Sodium Hypochlorite solution (10% by mass) (23°C) Not Recommended
Salt solutions Zinc Chloride solution (50% by mass) (23°C) Probably Resistant
Standard Fuels Diesel fuel (pref. ISO 1817 Liquid F) (>90°C) Not Recommended
Standard Fuels Diesel fuel (pref. ISO 1817 Liquid F) (23°C) Probably Resistant
Standard Fuels Diesel fuel (pref. ISO 1817 Liquid F) (90°C) Probably Resistant
Standard Fuels ISO 1817 Liquid 1 - E5 (60°C) Not Recommended
Standard Fuels ISO 1817 Liquid 2 - M15E4 (60°C) Not Recommended
Standard Fuels ISO 1817 Liquid 3 - M3E7 (60°C) Not Recommended
Standard Fuels ISO 1817 Liquid 4 - M15 (60°C) Not Recommended
Standard Fuels Standard fuel with alcohol (pref. ISO 1817 Liquid 4) (23°C) Probably Resistant
Standard Fuels Standard fuel without alcohol (pref. ISO 1817 Liquid C) (23°C) Probably Resistant

Regulatory & Compliance

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GMP

Technical Details & Test Data

Stress vs Strain (TPE)

DuPont Hytrel 4068FG Stress vs Strain (TPE)

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