LNP THERMOTUF WF004N compound is based on Polybutylene Terephthalate (PBT) resin containing 20% glass fiber. Added features of this grade include: Impact Modified, Low Dielectric Constant (Dk), Good Metal Bonding Strength and Good Chemical Resistance targeted for Nano-Molding Technology (NMT) applications.
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| PROPERTIES | TYPICAL VALUES | UNITS | TEST METHODS |
|---|---|---|---|
| Dielectric Constant | |||
| – 1.1 GHz | 2.95 | - | SABIC method |
| – 1.9 GHz | 2.93 | - | SABIC method |
| – 5 GHz | 2.96 | - | SABIC method |
| – 10 GHz | 2.97 | - | SABIC method |
| Dissipation Factor | |||
| – 1.1 GHz | 0.0092 | - | SABIC method |
| – 1.9 GHz | 0.0090 | - | SABIC method |
| – 5 GHz | 0.0079 | - | SABIC method |
| – 10 GHz | 0.0075 | - | SABIC method |
| PROPERTIES | TYPICAL VALUES | UNITS | TEST METHODS |
|---|---|---|---|
| UL Yellow Card Link | View | - | - |
| UL Recognized, 94HB Flame Class Rating | ≥1 | mm | UL 94 |
| PROPERTIES | TYPICAL VALUES | UNITS | TEST METHODS |
|---|---|---|---|
| Izod Impact, notched, 23°C | 120 | J/m | ASTM D256 |
| Izod Impact, notched, -20°C | 93 | J/m | ASTM D256 |
| Izod Impact, unnotched, 23°C | 795 | J/m | ASTM D4812 |
| Izod Impact, notched 80*10*4 +23°C | 12 | kJ/m² | ISO 180/1A |
| Izod Impact, notched 80*10*4 -20°C | 9.5 | kJ/m² | ISO 180/1A |
| Izod Impact, unnotched 80*10*4 +23°C | 47 | kJ/m² | ISO 180/1U |
| PROPERTIES | TYPICAL VALUES | UNITS | TEST METHODS |
|---|---|---|---|
| Drying Temperature | 100 - 120 | °C | |
| Drying Time | 2 - 4 | Hrs | |
| Drying Time (Cumulative) | 8 | Hrs | |
| Maximum Moisture Content | 0.02 | % | |
| Melt Temperature | 265 - 280 | °C | |
| Nozzle Temperature | 265 - 280 | °C | |
| Front - Zone 3 Temperature | 265 - 280 | °C | |
| Middle - Zone 2 Temperature | 260 - 280 | °C | |
| Rear - Zone 1 Temperature | 250 - 270 | °C | |
| Mold Temperature | 100 - 160 | °C |
| PROPERTIES | TYPICAL VALUES | UNITS | TEST METHODS |
|---|---|---|---|
| Tensile Stress, brk, Type I, 5 mm/min | 87 | MPa | ASTM D638 |
| Tensile Strain, brk, Type I, 5 mm/min | 3.2 | % | ASTM D638 |
| Tensile Modulus, 5 mm/min | 5740 | MPa | ASTM D638 |
| Flexural Stress, brk, 1.3 mm/min, 50 mm span | 138 | MPa | ASTM D790 |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 5300 | MPa | ASTM D790 |
| Tensile Stress, break, 5 mm/min | 88 | MPa | ISO 527 |
| Tensile Strain, break, 5 mm/min | 3.3 | % | ISO 527 |
| Tensile Modulus, 1 mm/min | 5650 | MPa | ISO 527 |
| Flexural Stress, break, 2 mm/min | 139 | MPa | ISO 178 |
| Flexural Modulus, 2 mm/min | 5090 | MPa | ISO 178 |
| Bonding Strength ("T" treatment, shear type) | 31 | MPa | ISO 19095 |
| PROPERTIES | TYPICAL VALUES | UNITS | TEST METHODS |
|---|---|---|---|
| Density | 1.28 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| – 275°C/5 kgf | 20 | g/10 min | ASTM D1238 |
| Melt Volume Rate | |||
| – 275°C/5 kg | 18 | cm³/10 min | ISO 1133 |
| Mold Shrinkage, flow | 0.55 | % | SABIC method |
| Mold Shrinkage, xflow | 1.05 | % | SABIC method |
| PROPERTIES | TYPICAL VALUES | UNITS | TEST METHODS |
|---|---|---|---|
| HDT, 0.45 MPa, 3.2 mm, unannealed | 220 | °C | ASTM D648 |
| HDT, 1.82 MPa, 3.2mm, unannealed | 203 | °C | ASTM D648 |
| HDT/Af, 1.8 MPa Flatw 80*10*4 sp=64mm | 194 | °C | ISO 75/Af |
| HDT/Bf, 0.45 MPa Flatw 80*10*4 sp=64mm | 219 | °C | ISO 75/Bf |
| CTE, 23°C to 80°C, flow | 2.9E-05 | 1/°C | ASTM E831 |
| CTE, 23°C to 80°C, xflow | 1.4E-04 | 1/°C | ASTM E831 |
| CTE, -40°C to 40°C, flow | 3.6E-05 | 1/°C | ASTM E831 |
| CTE, -40°C to 40°C, xflow | 8.6E-05 | 1/°C | ASTM E831 |
| CTE, 23°C to 80°C, flow | 3.1E-05 | 1/°C | ISO 11359-2 |
| CTE, 23°C to 80°C, xflow | 1.4E-04 | 1/°C | ISO 11359-2 |
| CTE, -40°C to 40°C, flow | 3.5E-05 | 1/°C | ISO 11359-2 |
| CTE, -40°C to 40°C, xflow | 8.7E-05 | 1/°C | ISO 11359-2 |
| Relative Temp Index, Elec | 75 | °C | UL 746B |
| Relative Temp Index, Mech w/impact | 75 | °C | UL 746B |
| Relative Temp Index, Mech w/o impact | 75 | °C | UL 746B |
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