Hytrel® G4074 is a low modulus grade with nominal hardness of 40D. It contains discoloring stabilizer. It can be processed by many conventional thermoplastic processing techniques like injection molding and extrusion.Typical applications:Hose and tubing, hose jackets, wire and cable jackets, film and sheeting, mouldedproducts. Not suited for light-colored finished products.
Polymer Name: Thermoplastic Copolyester Elastomer (TPC-ET)
Processing Methods: Film Extrusion, Thermoforming, Blow Molding, Casting, Injection Molding, Extrusion, Sheet, Plaques & Profiles Extrusion
End Uses: Electrical/Electronic Applications, Cast Films, Wire & Cable Applications, Hoses, General Purpose, Cosmetic Packaging, Appliances, Automotive Applications, Cable Jacketing, Film, Sporting Goods, Thermoforming Applications, Tubing
Density: 1180.0 kg/m³
Strain at Break: 250.0 %
Flexural Modulus: 65.0 MPa
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Hytrel® G4074
DuPont
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Identification & Functionality
Chemical Family
Polymer Name
Technologies
Hytrel® G4074 Features & Benefits
Materials Features
Applications & Uses
Applications
Plastics & Elastomers Processing Methods
Properties
Chemical Resistance
Flame Rating
Part Marking Code
>TPC-ET<
Resin ID
TPC-ET
Flame Rating
UL 94 HB
Physical Properties
Value | Units | Test Method / Conditions | |
Melt Volume - Flow Rate | 5 | cm³/10min | ISO 1133 |
Melt Mass Flow Rate - MFR (190°C/2.16 kg) | 5.3 | g/10min | ISO 1133 |
Load | 2.16 | kg | ISO 1133 |
Molding Shrinkage - Parallel | 0.8 | % | ISO 1183 |
Molding Shrinkage - Normal | 0.8 | % | ISO 294-4, 2577 |
Temperature | 190 | °C | ISO 1133 |
Mechanical Properties
Value | Units | Test Method / Conditions | |
Flexural Modulus | 65 | MPa | ISO 178 |
Shear Modulus | 16 | MPa | ISO 6721 |
Tensile Creep Modulus (1000 h) | 35 | MPa | ISO 899-1 |
Charpy Impact Strength (23°C) | No Break | kJ/m2 | ISO 179/1eU |
Charpy Impact Strength (-30°C) | No Break | kJ/m2 | ISO 179/1eU |
Charpy Notched Impact Strength (23°C) | No Break | kJ/m2 | ISO 179/1eA |
Charpy Notched Impact Strength (-30°C) | No Break | kJ/m2 | ISO 179/1eA |
Puncture - Maximum Force (-30°C) | 3000 | N | ISO 6603-2 |
Puncture Energy (-30°C) | 37 | J | ISO 6603-2 |
Izod Notched Impact Strength (23°C) | No Break | kJ/m2 | ISO 180/1A |
Izod Notched Impact Strength (-40°C) | No Break | kJ/m² | ISO 180/1A |
Brittleness Temperature | -60 | °C | ISO 974 |
Thermal Properties
Value | Units | Test Method / Conditions | |
Melting Temperature (10°C/min) | 170 | °C | ISO 11357-1/-3 |
Glass Transition Temperature (10°C/min) | -35 | °C | ISO 11357-1/-2 |
Vicat Softening Temperature (50°C/h, 10N) | 115 | °C | ISO 306 |
Coefficient of Linear Thermal Expansion - Parallel | 210 | E-6/K | ISO 11359-1/-2 |
Coefficient of Linear Thermal Expansion - Normal | 200 | E-6/K | ISO 11359-1/-2 |
Coefficient of Linear Thermal Expansion - Normal (-40 - 23°C) | 180 | E-6/K | ISO 11359-1/-2 |
Coefficient of Linear Thermal Expansion - Parallel (-40 - 23°C) | 220 | E-6/K | ISO 11359-1/-2 |
Specific Heat Capacity of Melt | 2050 | J/(kg K) | - |
Relative Temperature Index - Electrical (0.75 mm) | 90 | °C | UL 746B |
Relative Temperature Index - Electrical (1.5 mm) | 90 | °C | UL 746B |
Relative Temperature Index - Electrical (3 mm) | 90 | °C | UL 746B |
Relative Temperature Index - Impact (0.75 mm) | 50 | °C | UL 746B |
Relative Temperature Index - Impact (1.5 mm) | 85 | °C | UL 746B |
Relative Temperature Index - Impact (3 mm) | 85 | °C | UL 746B |
Relative Temperature Index - Strength (0.75 mm) | 50 | °C | UL 746B |
Relative Temperature Index - Strength (1.5 mm) | 85 | °C | UL 746B |
Relative Temperature Index - Strength (3 mm) | 85 | °C | UL 746B |
Thermal Conductivity of Melt | 0.26 | W/(m K) | - |
Effective Thermal Diffusivity | 5.44E-8 | m²/s | - |
Film Properties
Value | Units | Test Method / Conditions | |
Water Vapor Trasmission Rate (23°C, 85% Relative Humidity) | 1900 | g/(m².d) | DIS 15106-1/-2 |
Oxygen Transmission Rate (23°C, 85% Relative Humidity) | 34000 | cm³/(m².d.bar) | DIS 15105-1/-2 |
Thickness of Specimen | 0.025 | mm | - |
Mechanical Properties Elastomers
Value | Units | Test Method / Conditions | |
Max. Hardness - Shore D | 40 | - | ISO 7619-1 |
Stress at Break | 20 | MPa | ISO 527-1/-2 |
Stress at 5% Strain | 2.5 | MPa | ISO 527-1/-2 |
Tear Strength - Normal | 96 | kN/m | ISO 34-1 |
Abrasion Resistance | 50 | mm³ | ISO 4649 |
Tear Strength - Parallel | 86 | kN/m | ISO 34-1 |
Nominal Strain at Break | 360 | % | ISO 527-1/-2 |
Strain at Break | 250 | % | ISO 527-1/-2 |
Stress at 50% Strain | 8 | MPa | ISO 527-1/-2 |
Stress at 10% Strain | 4.4 | MPa | ISO 527-1/-2 |
Tensile Modulus | 55 | MPa | ISO 527-1/-2 |
Hardness - Shore D (15s) | 35 | - | ISO 7619-1 |
Electrical Properties
Value | Units | Test Method / Conditions | |
Relative Permittivity (100 Hz) | 5.7 | - | IEC 62631-2-1 |
Relative Permittivity (1 MHz) | 5 | - | IEC 60250 |
Dissipation Factor (100 Hz) | 550 | E-4 | IEC 62631-2-1 |
Dissipation Factor (1 MHz) | 530 | E-4 | IEC 62631-2-1 |
Surface Resistivity | 2.00E+13 | ohm | IEC 62631-3-2 |
Electric Strength | 17 | kV/mm | IEC 60243-1 |
Volume Resistivity | 4E9 | ohm.m | IEC 62631-3-1 |
Flammability
Value | Units | Test Method / Conditions | |
Burning Behaviour (1.5 mm, Nominal Thickness) | HB | class | IEC 60695-11-10 |
Burning Behaviour (Thickness h) | HB | class | IEC 60695-11-10 |
Oxygen Index | 20 | % | ISO 4589-1/-2 |
FMVSS Class | B | - | ISO 3795 (FMVSS 302) |
Burning Rate (1 mm, Thickness) | 51 | mm/min | ISO 3795 (FMVSS 302) |
Ul Recognition | Yes | - | UL 94 |
Thickness Tested | 1.5 | mm | IEC 60695-11-10 |
Other Properties
Value | Units | Test Method / Conditions | |
Density of Melt | 1030 | kg/m³ | - |
Density | 1180 | kg/m³ | ISO 1183 |
Processing Information (Extrusion)
Value | Units | Test Method / Conditions | |
Melt Temperature Range | 185 - 200 | °C | - |
Processing Moisture Content | ≤0.06 | % | - |
Drying Time (Dehumidified Dryer) | 2.0 - 3.0 | h | - |
Melt Temperature Optimum | 195 | °C | - |
Drying Temperature | ≤80 | °C | - |
Processing Information (Injection Molding)
Value | Units | Test Method / Conditions | |
Drying Temperature | 100 | °C | - |
Drying Recommended | Yes | - | - |
Drying Time (Dehumidified Dryer) | 2.0 - 3.0 | h | - |
Processing Moisture Content | ≤0.08 | % | - |
Melt Temperature Optimum | 200 | °C | - |
Min. Melt Temperature | 190 | °C | - |
Max. Melt Temperature | 220 | °C | - |
Mold Temperature Optimum | 40 | °C | - |
Min. Mold Temperature | 30 | °C | - |
Max. Mold Temperature | 40 | °C | - |
VDA Properties
Value | Units | Test Method / Conditions | |
Odour | 4 | class | VDA 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) | Not Recommended |
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) | Not Recommended |
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) | Not Recommended |
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
Certifications & Compliance
OEM Standards
Compliance
UL Flame Rated
Technical Details & Test Data
Viscosity vs Shear Rate
Shear Stress vs Shear Rate
Dynamic Tensile Modulus vs Temperature
Stress vs Strain
Stress vs Strain (TPE)
Secant Modulus vs Strain
Specific Volume Temperature (pvT)
LTHA Stress at Break (2mm)
LTHA Strain at Break (2mm)