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This is the free Material Data Center Datasheet of Kynar Flex® 2821-00 - PVDF - ARKEMA

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Product Texts
Kynar Flex® resins are fluorinated thermoplastic copolymers.

Outstanding characteristics: chemical resistance, imperviousness to UV, high barrier properties, high purity, good mechanical and thermo-mechanical properties. This product is NSF/ANSI/CAN 61 certified. 

Kynar Flex® 2821 resin is the powder form of the Kynar Flex® 2820-20 resin. To be used as an additive in polyethylene to improve the extrusion rate. 

UL Yellow Card


Main applications:
  • corrosion protection in the chemical industry
  • coating (painting, co-extrusion)
  • off shore
  • wire and cable
Processing/Physical CharacteristicsValueUnitTest Standard
ISO Data
Melt volume-flow rate, MVR 3 cm³/10min ISO 1133
Temperature 230 °C -
Load 5 kg -
Mechanical propertiesValueUnitTest Standard
ISO Data
Tensile Modulus 700 MPa ISO 527
Yield stress 27 MPa ISO 527
Yield strain 15 % ISO 527
Nominal strain at break >50 % ISO 527
Thermal propertiesValueUnitTest Standard
ISO Data
Melting temperature, 10°C/min 143 °C ISO 11357-1/-3
Glass transition temperature, 10°C/min -40 °C ISO 11357-1/-2
Temp. of deflection under load, 1.80 MPa 48 °C ISO 75-1/-2
Vicat softening temperature, B 76 °C ISO 306
Coeff. of linear therm. expansion, parallel 160 E-6/K ISO 11359-1/-2
Burning Behav. at 1.5 mm nom. thickn. V-0 class IEC 60695-11-10
Thickness tested 1.5 mm -
Yellow Card available yes - -
Burning Behav. at thickness h V-0 class IEC 60695-11-10
Thickness tested 0.8 mm -
Yellow Card available yes - -
Burning Behav. 5V at thickness h 5VB class IEC 60695-11-20
Thickness tested 1.5 mm -
Oxygen index 42 % ISO 4589-1/-2
Electrical propertiesValueUnitTest Standard
ISO Data
Relative permittivity, 1MHz 6 - IEC 62631-2-1
Dissipation factor, 100Hz 570 E-4 IEC 62631-2-1
Dissipation factor, 1MHz 2340 E-4 IEC 62631-2-1
Volume resistivity 2E12 Ohm*m IEC 62631-3-1
Other propertiesValueUnitTest Standard
Water absorption 0.03 % Sim. to ISO 62
Density 1770 kg/m³ ISO 1183
Characteristics
Delivery form
Powder
Special Characteristics
Light stabilized or stable to light, U.V. stabilized or stable to weather, Heat stabilized or stable to heat
Features
Copolymer
Regional Availability
Chemical Media Resistance
Acids
Acetic Acid (5% by mass) (23°C)
Citric Acid solution (10% by mass) (23°C)
Lactic Acid (10% by mass) (23°C)
Hydrochloric Acid (36% by mass) (23°C)
Nitric Acid (40% by mass) (23°C)
Sulfuric Acid (38% by mass) (23°C)
Sulfuric Acid (5% by mass) (23°C)
Chromic Acid solution (40% by mass) (23°C)
Bases
Sodium Hydroxide solution (35% by mass) (23°C)
Sodium Hydroxide solution (1% by mass) (23°C)
Ammonium Hydroxide solution (10% by mass) (23°C)
Alcohols
Isopropyl alcohol (23°C)
Methanol (23°C)
Ethanol (23°C)
Hydrocarbons
n-Hexane (23°C)
Toluene (23°C)
iso-Octane (23°C)
Ketones
Acetone (23°C)
Ethers
Diethyl ether (23°C)
Mineral oils
SAE 10W40 multigrade motor oil (23°C)
SAE 10W40 multigrade motor oil (130°C)
SAE 80/90 hypoid-gear oil (130°C)
Insulating Oil (23°C)
Standard Fuels
ISO 1817 Liquid 1 (60°C)
ISO 1817 Liquid 2 (60°C)
ISO 1817 Liquid 3 (60°C)
ISO 1817 Liquid 4 (60°C)
Standard fuel without alcohol (pref. ISO 1817 Liquid C) (23°C)
Standard fuel with alcohol (pref. ISO 1817 Liquid 4) (23°C)
Diesel fuel (pref. ISO 1817 Liquid F) (23°C)
Diesel fuel (pref. ISO 1817 Liquid F) (90°C)
Diesel fuel (pref. ISO 1817 Liquid F) (>90°C)
Salt solutions
Sodium Chloride solution (10% by mass) (23°C)
Sodium Hypochlorite solution (10% by mass) (23°C)
Sodium Carbonate solution (20% by mass) (23°C)
Sodium Carbonate solution (2% by mass) (23°C)
Zinc Chloride solution (50% by mass) (23°C)
Other
Ethyl Acetate (23°C)
Hydrogen peroxide (23°C)
Ethylene Glycol (50% by mass) in water (108°C)
Water (23°C)
Deionized water (90°C)
Phenol solution (5% by mass) (23°C)
Disclaimer
Copyright Altair Engineering GmbH. Altair Engineering GmbH assumes no liability for the system to be free of errors. The user takes sole responsibility for the use of this data under the exclusion of every liability from Altair Engineering GmbH; this is especially valid for claims of compensation resulting from consequential damages. Altair explicitly points out that any decision about the application of materials must be double checked with the producer of this material. This includes all contents of this system. Copyright laws are applicable for the content of this system.
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