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KF 2950
| Category: | PVDF , Polyvinylidene Fluoride |
| Manufacturer: | Kureha Corporation |
| Trademark: | KF |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | yiYmXW_KF-2950.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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| KF 2950 PVDF homopolymer is a medium viscosity PVDF resin typically processed by extrusion offering: excellent chemical resistance at ambient and elevated temperatures; inherent UV stable; mechanical toughness; and, excellent abrasion resistance. |
| General Information | |
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| Features |
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| Uses |
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| Forms |
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| Processing Method |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Specific Gravity | 1.77 to 1.79 | g/cm³ | ASTM D792 |
| Melt Mass-Flow Rate (MFR) (230°C/5.0 kg) | 4.0 to 8.0 | g/10 min | ASTM D1238 |
| Water Absorption (Equilibrium) | 0.030 | % | ASTM D570 |
| Solution Viscosity - DMF (30°C) | 110 | cm³/g |
| Hardness | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Shore Hardness 1(Shore D, 23°C) | 77 | ISO 868 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Modulus | 2120 | MPa | ISO 527-2 |
| Tensile Stress (Yield) | 54.0 | MPa | ISO 527-2 |
| Tensile Strain (Break) | 29 | % | ISO 527-2 |
| Flexural Modulus | 1760 | MPa | ISO 178 |
| Flexural Stress | 67.0 | MPa | ISO 178 |
| Compressive Modulus | 1770 | MPa | ISO 604 |
| Compressive Stress | 65.0 | MPa | ISO 604 |
| Taber Abrasion Resistance (1000 Cycles, 1000 g) | 32.0 | mg | ISO 9352 |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Notched Izod Impact (Area) | ASTM D256 | ||
| -40°C | 2.80 | kJ/m² | |
| -20°C | 3.00 | kJ/m² | |
| 0°C | 8.20 | kJ/m² | |
| 20°C | 14.0 | kJ/m² |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Brittleness Temperature | -30.0 | °C | ASTM D746 |
| Glass Transition Temperature | -35.0 | °C | DMA |
| Vicat Softening Temperature | 166 | °C | ISO 306/A50 |
| Peak Melting Temperature | 172 | °C | ASTM D3418 |
| Peak Crystallization Temperature (DSC) | 146 | °C | ASTM D3418 |
| CLTE - Flow (23 to 80°C) | 1.6E-4 | cm/cm/°C | ISO 11359-2 |
| Specific Heat (23°C) | 1200 | J/kg/°C | JIS K7123 |
| Thermal Conductivity (23°C) | 0.17 | W/m/K | ASTM E1530 |
| Electrical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Surface Resistivity | > 1.0E+15 | ohms | ASTM D257 |
| Volume Resistivity | 1.0E+14 to 1.0E+15 | ohms·cm | ASTM D257 |
| Dielectric Strength (0.0340 mm) | 300 | kV/mm | ASTM D149 |
| Dielectric Constant (1 kHz) | 10.0 | ASTM D150 | |
| Dissipation Factor (1 kHz) | 0.020 | ASTM D150 |
| Flammability | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Flame Rating (equivalent) | V-0 | UL 94 | |
| Oxygen Index 2 | 44 | % | ISO 4589-2 |
| Optical | Nominal Value | Test Method | |
|---|---|---|---|
| Refractive Index 3 | 1.420 | ASTM D542 |
| Fill Analysis | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Melt Viscosity (240°C, 50.0 sec^-1) | 2700 | Pa·s | ASTM D3835 |
| Note Message | |
|---|---|
| 1 . | 50N |
| 2 . | Type-IV |
| 3 . | 25°C |
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|---|---|---|---|
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