Murinyl® is ideally suited for use in the food sector and medical industry. As a fluorinated plastic, Murinyl® is exceptionally resistant to chemicals, hydrolysis, and sterilization. Moreover, the properties of the material change very little even at high service temperatures and after long-term exposure to UV radiation, meaning that Murinyl® is ideally suited for a wealth of applications both inside and outside. Production based on PVDF.

Polymer Name: Polyvinylidene Fluoride (PVDF)

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Plastics & Elastomers Functions
Technologies

Features & Benefits

Capabilities
  • Murinyl® White
  • Construction of chemical apparatus Valve and pump parts Pharmaceutical and food sectors

Applications & Uses

Properties

Mechanical Properties
ValueUnitsTest Method / Conditions
Breaking Elongation17%ISO 5271/2
Charpy Impact Strength150kJ/m²ISO 1791/1eU
Coefficient of Elasticity (Tensile Test)2200MPaISO 5271/2
Coefficient of Sliding Friction (Dry)⁶0.35μ
Indentation Hardness129N/mm²ISO 20391
Pressure Test (Compression Strength at 1% Nominal Compression)17MPaISO 604
Pressure Test (Compression Strength at 2% Nominal Compression)32MPaISO 604
Sliding Abrasion⁶21μm/km
Time-dependent Creep Tensile Test (Stress Leading to an Elongation of 1% after 1000h)10MPaISO 8991
Yield Stress62MPaISO 5271/2
Typical Properties
ValueUnitsTest Method / Conditions
CodePVDFISO 10431
Density1.79g/cm³ISO 11831
Material ColourNatural
Water Absorption (Saturation in Standard Atmosphere of 23°C/50 % RH)0.01%
Water Absorption (Saturation in Water)0.05%
Thermal Properties
ValueUnitsTest Method / Conditions
Burning behaviour as per UL94 (Sample thickness 3/6 mm)V0/V0
Heat Conductivity (23°C)0.25W/(K x m)
Linear Thermal Coefficient of Expansion (Average Value between 23 and 100°C)150 x 10⁻⁶m/(K x m)
Linear Thermal Coefficient of Expansion (Average Value between 23 and 60°C)130 x 10⁻⁶m/(K x m)
Lower Service Temperature⁴-50°C
Melting Temperature171°CISO 113571/3
Upper Service Temperature Constant in Air (20000h)³150°C
Upper Service Temperature in Air (Short-term)²160°C
Electrical Properties
ValueUnitsTest Method / Conditions
Specific Surface Resistancemin. 10¹³ΩIEC 60093
Dielectric Loss Factor (1 MHz)165IEC 60250
Dielectric Loss Factor (100 Hz)25IEC 60250
Electric Strength18kV/mmIEC 692431
Relative Permittivity (1 MHz)6IEC 60250
Relative Permittivity (100 Hz)7.4IEC 60250
Specific Contact Resistancemin. 10⁻¹⁴Ω x cmIEC 60093

Regulatory & Compliance

Certifications & Compliance