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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
End Uses: Hoses, Cosmetic Packaging, Appliances, Non Specific Food Applications, Pipes, Cables, Corrugated Pipe, Film, Thermoforming Applications, Wires, Tubing
Density: 1110.0 kg/m³
Strain at Break: 300.0 %
Flexural Modulus: 47.0 MPa
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Identification & Functionality

Hytrel® 4068FG Features & Benefits

Applications & Uses

Properties

Mechanical Properties
ValueUnitsTest Method / Conditions
Flexural Modulus47MPaISO 178
Tensile Modulus45MPaISO 527-1/-2
Stress (at 5% Strain)2.4MPaISO 527-1/-2
Abrasion Resistance180mm³ISO 4649
Stress (at 10% Strain)3.5MPaISO 527-1/-2
Stress (at 50% Strain)6.7MPaISO 527-1/-2
Stress (at Break)29MPaISO 527-1/-2
Nominal Strain (at Break)800%ISO 527-1/-2
Strain (at Break)min. 300%ISO 527-1/-2
Tensile Creep Modulus (1000h)21MPaISO 899-1
Charpy Impact Strength (at 23°C)NkJ/m²ISO 179/1eU
Charpy Impact Strength (at -30°C)NkJ/m²ISO 179/1eU
Notched Charpy Impact Strength (at 23°C)NkJ/m²ISO 179/1eA
Notched Charpy Impact Strength (at -30°C)NkJ/m²ISO 179/1eA
Tensile Notched Impact Strength (at 23°C)145kJ/m²ISO 8256/1
Notched Izod Impact Strength (at 23°C)NkJ/m²ISO 180/1A
Notched Izod Impact Strength (at -30°C)NkJ/m²ISO 180/1A
Notched Izod Impact Strength (at -40°C)NkJ/m²ISO 180/1A
Hardness (Shore D, 15s)31-ISO 48-4 / ISO 868
Hardness (Shore D, Maximum)37-ISO 868
Tear Strength (Parallel)100kN/mISO 34-1
Tear Strength (Normal)103kN/mISO 34-1
Typical Properties
ValueUnitsTest Method / Conditions
Resin IdentificationTPC-ET-ISO 1043
Thermal Properties
ValueUnitsTest Method / Conditions
Melt Temperature (at 10°C/min)193°CISO 11357-1/-3
Glass Transition Temperature (at 10°C/min)-50°CISO 11357-1/-2
Vicat Softening Temperature (at 50°C/H 10N)130°CISO 306
Coefficient of Linear Thermal Expansion (Parallel)230E-6/KISO 11359-1/-2
Coefficient of Linear Thermal Expansion (Normal)230E-6/KISO 11359-1/-2
Effective Thermal Diffusivity5.44e-08m²/s-
Electrical Properties
ValueUnitsTest Method / Conditions
Electric Strength18kV/mmIEC 60243-1
Relative Permittivity (at 100Hz)4.8-IEC 62631-2-1
Relative Permittivity (at 1MHz)4.7-IEC 62631-2-1
Comparative Tracking Index600-IEC 60112
Flammability
ValueUnitsTest Method / Conditions
FMVSS ClassB-ISO 3795 (FMVSS 302)
Burning Rate (at 1mm Thickness)max. 80mm/minISO 3795 (FMVSS 302)
Other Properties
ValueUnitsTest Method / Conditions
Humidity Absorption (at 2mm)0.3%Sim. to ISO 62
Water Absorption (at 2mm)0.7%Sim. to ISO 62
Density1110kg/m³ISO 1183
Processing Information (Extrusion)
ValueUnitsTest Method / Conditions
Melt Temperature Range210 - 225°C-
Melt Temperature (Optimum)215°C-
Drying Time (Dehumidified Dryer)2 - 3h-
Drying Temperature90 - 110°C-
Processing Moisture Contentmax. 0.06%-
Processing Information (Injection Molding)
ValueUnitsTest Method / Conditions
Drying Temperature100°C-
Drying Recommendedyes--
Drying Time (Dehumidified Dryer)2 - 3h-
Processing Moisture Contentmax. 0.08%-
Melt Temperature (Optimum)225°C-
Melt Temperature (Minimum)220°C-
Melt Temperature (Maximum)250°C-
Mold Temperature (Optimum)40°C-
Mold Temperature (Minimum)30°C-
Mold Temperature (Maximum)40°C-
VDA Properties
ValueUnitsTest Method / Conditions
Emission of Organic Compounds10µgC/gVDA 277
Odor4classVDA 270
Rheological Properties
ValueUnitsTest Method / Conditions
Melt Volume-Flow Rate (at 220°C, 2.16 kg)8.8cm³/10minISO 1133
Melt Mass Flow Rate (at 220°C, 2.16 kg)8.5g/10minISO 1133
Mold Shrinkage (Parallel)1%ISO 294-4, 2577
Mold Shrinkage (Normal)0.9%ISO 294-4, 2577
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

Technical Details & Test Data

Stress vs Strain (TPE)

DuPont Hytrel 4068FG Stress vs Strain (TPE)

Packaging & Availability

Regional Availability

Hytrel® 4068FG
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