Application: EW-321 is produced by new process and ingredients. With improved physical performance, EW-321 is mainly used for wire& cable which require better stress crack resistance, aerospace wire & cable and thin-walled tube etc.
|
NO. |
Item |
Unit |
Value |
Test Method |
|
1 |
Melt Flow Rate(MFR) |
g/10min |
8.1-12.0 |
ASTM D2116 |
|
2 |
Breaking Strength ≥ |
MPa |
25.0 |
ASTM D638 |
|
3 |
Elongation ≥ |
％ |
330 |
ASTM D638 |
|
4 |
Melting Point |
℃ |
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 |
16000 |
ASTM D2176 |
Recommended processing conditions
Equilibrium Ratio (DDR): 40-100Extruding Machine L/D: 25:1-30:1 DRB: 1.0-1.03
Screw Compression Ratio: 3:1 Extrusion Speed: 50-80m/min
Extruding Machine Material:
It is corrosive to most metals, and anti-corrosion materials are suggested for extruding machines, such as: HAC-276
Zone 1 (℃)
Zone 2 (℃)
Zone 3(℃)
Flange(℃)
Head(℃)
Die(℃)
Cooling
290-310
320-340
350-370
370-380
375-385
375-385
Air/Water
Storage: Stored in clean, cool and dry places; avoid direct sunlight, moisture and dust.