Unitika L-8005
| Manufacturer | Unitika |
| Trade Name | |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
Category Siloxane
Description
Material Notes:
Chemical resistance, and excellent lubricant propertyInformation provided by Unitika Ltd.
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | 1.29 g/cc | 0.0466 lb/in³ | ASTM D792 |
| Water Absorption | 0.15 %
@Thickness 3.17 mm,
Time 86400 sec |
0.15 %
@Thickness 0.125 in,
Time 24.0 hour |
ASTM D570 |
| Linear Mold Shrinkage, Flow | 0.0080 cm/cm
@Thickness 3.00 mm
|
0.0080 in/in
@Thickness 0.118 in
|
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell R | 125 | 125 | ASTM D785 |
| Tensile Strength at Break | 64.0 MPa | 9280 psi | ASTM D638 |
| Elongation at Break | 85 % | 85 % | ASTM D638 |
| Flexural Strength | 99.0 MPa | 14400 psi | ASTM D790 |
| Flexural Modulus | 2.50 GPa | 363 ksi | ASTM D790 |
| Izod Impact, Notched | 0.780 J/cm
@Thickness 3.17 mm
|
1.46 ft-lb/in
@Thickness 0.125 in
|
ASTM D256 |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 62.0 µm/m-°C | 34.4 µin/in-°F | ASTM D696 |
| Deflection Temperature at 1.8 MPa (264 psi) | 110 °C | 230 °F | ASTM D648 |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | 2.00e+14 ohm-cm | 2.00e+14 ohm-cm | ASTM D257 |
| Dielectric Constant | 3.0
@Frequency 1.00e+6 Hz
|
3.0
@Frequency 1.00e+6 Hz
|
ASTM D150 |
| Dielectric Strength | 40.2 kV/mm | 1020 kV/in | ASTM D149 |
| Dissipation Factor | 0.015
@Frequency 1.00e+6 Hz
|
0.015
@Frequency 1.00e+6 Hz
|
ASTM D150 |
| Arc Resistance | 120 sec | 120 sec | ASTM D495 |
| Processing Properties | Metric | English | Comments |
|---|---|---|---|
| Rear Barrel Temperature | 250 – 270 °C | 482 – 518 °F | |
| Middle Barrel Temperature | 260 – 280 °C | 500 – 536 °F | |
| Front Barrel Temperature | 270 – 290 °C | 518 – 554 °F | |
| Nozzle Temperature | 270 – 290 °C | 518 – 554 °F | |
| Mold Temperature | 70.0 – 90.0 °C | 158 – 194 °F | actual surface temp |
| Drying Temperature | 110 °C | 230 °F | |
| Dry Time | 10.0 – 24.0 hour | 10.0 – 24.0 hour | |
| Back Pressure | 0.490 – 1.47 MPa | 71.1 – 213 psi | gage pressure |