| Customization: | Available |
|---|---|
| CAS No.: | Na |
| Formula: | Na |
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Fluorinated Ethylene-Propylene Resin (FEP) is a copolymer of TFE and HFP with good thermal stability, outstanding chemical inertness, good electrical insulation and low friction coefficient. It can be processed by thermoplastic processing method.
Application:
EW-521 is new product developed in 2015 with new process method and ingredients.With improved physical performance and crack resistance,EW-521 keeps good performance for dielectrical properties.Mainly used for the insulation of high speed and thin wires & cables with high requirement for crack resistance.
Technical Index:
| NO. | Item | Unit | Value | Test Method |
| 1 | Melt Flow Rate(MFR) | g/10min | 20.1-36.0 | ASTM D2116 |
| 2 | Breaking Strength ≥ | MPa | 22.0 | ASTM D638 |
| 3 | Elongation ≥ | % | 320 | ASTM D638 |
| 4 | Melting Point | ºC | 255±10 | ASTM D3418 |
| 5 | Specific Gravity | / | 2.12-2.17 | ASTM D792 |
| 6 | Dielectric Constant(106Hz) ≤ | / | 2.15 | ASTM D150 |
| 7 | Dissipation Factor(106Hz) ≤ | / | 7.0x10-4 | ASTM D150 |
| 8 | MIT≥ | Cycles | 4000 | ASTM D2176 |
Recommended processing conditions:
Extruding Machine L/D: 25:1-30:1
Screw Compression ratio: 3:1
Equilibrium Ratio (DDR):120-150
DRB:1.0-1.05
Extrusion Speed:100-200m/min
It is corrosive to most metals, and anti-corrosion materials are suggested for the extruding machines,such as:HAC-276
Package:It is packed in PE bag and put in paper drum or in double-layer reinforced plastic bag, net wt. 25kgs/package.
Storage:Stored in clean, cool and dry places; avoid direct sunlight, moisture and dust.
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