| About |
|---|
| SMOKEGUARD III 1028 IS A LEAD FREE, 75°C DEGREE, HIGHLY FLAME RETARDED, LOW SMOKE JACKETING COMPOUND FOR PLENUM CABLE CONSTRUCTIONS.&& |
| Product Description | |
|---|---|
| Generic | PVC, not specified |
| Material Status | Commercial: Active |
| Features | Low smoke,Flame Characteristics,Lead content is low to none |
| Availabilitys | North America,Europe |
| Process Methods | Extrusion |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.56 to 1.60 | g/cm³ | ASTM D792 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | ASTM D412 | ||
| 0.381 mm | 17.2 | MPa | ASTM D412 |
| 1.91 mm | 15.2 | MPa | ASTM D412 |
| Tensile strain | ASTM D412 | ||
| Fracture, 1.91 mm | 210 | % | ASTM D412 |
| Fracture, 0.381 mm | 190 | % | ASTM D412 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | ASTM D2240 | ||
| Shaw’s D | 65 to 71 | ASTM D2240 | |
| Shore D, 15 seconds | 50 to 56 | ASTM D2240 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Embrittlement temperature | -8.00 | ℃ | ASTM D746 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Dielectric constant | |||
| 23 ℃，100 MHz | 3.30 | ASTM D150 | |
| Dissipation factor | |||
| 23℃，100 MHz | 0.014 | ASTM D150 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Extreme oxygen index | |||
| 3.18 mm | 47 | % | ASTM D2863 |
| Process Conditions | |||
|---|---|---|---|
| Extrusion | Nominal value | Unit | Test method |
| Barrel 1 zone temperature | 149 | °C | |
| Barrel 2 zone temperature | 154 | °C | |
| Barrel 3 zone temperature | 163 | °C | |
| Barrel 4 zone temperature | 168 | °C | |
| Barrel 5 zone temperature | 168 | °C | |
| Connector temperature | 154 | °C | |
| Melt temperature | 179 to 185 | °C | |
| Nozzle temperature | 154 | °C | |
| Extruder screw compression ratio | 3.0:1.0 | ||
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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