| About |
|---|
| LNP LUBRICOMP* WL004 is a compound based on PBT resin containing 20% PTFE. Added features of this material include: Wear Resistant.&& |
| Product Description | |
|---|---|
| Supplier | SABIC |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | Lubricating,Good wear resistance |
| Availabilitys | North America,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.43 | g/cm³ | ASTM D792 |
| Density | 1.43 | g/cm³ | ISO 1183 |
| Shrinkage rate | ISO 294-4 | ||
| TD：24 hrs | 2.1 to 2.4 | % | ASTM D955 |
| MD：24 hrs | 2.1 to 2.4 | % | ASTM D955 |
| TD：24 hrs | 2.1 to 2.3 | % | ISO 294-4 |
| MD：24 hrs | 2.4 to 2.5 | % | ISO 294-4 |
| Water absorption rate | |||
| Equilibrium, 23 ℃, 50% RH | 0.080 | % | ISO 62 |
| 24hr，50% RH | 0.051 | % | ASTM D570 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 2410 | MPa | ASTM D638 |
| Tensile modulus | 2450 | MPa | ISO 527-1-2 |
| tensile strength | |||
| fracture | 45.0 | MPa | ISO 527-2 |
| fracture | 49.0 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 9.8 | % | ASTM D638 |
| fracture | 8.4 | % | ISO 527-2 |
| Bending modulus | 2410 | MPa | ASTM D790 |
| Bending modulus | 2390 | MPa | ISO 178 |
| bending strength | 78.7 | MPa | ASTM D790 |
| bending strength | 77.1 | MPa | ISO 178 |
| friction coefficient | ASTM D3702 Modified | ||
| dynamic | 0.33 | ASTM D3702 Modified | |
| static state | 0.24 | ASTM D3702 Modified | |
| Wear factor | |||
| Washer | 58.0 | 10^-10 in^5-min/ft-lb-hr | ASTM D3702 Modified |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 37 | J/m | ASTM D256 |
| 23℃ | 440 | J/m | ASTM D4812 |
| 23℃ | 3.6 | kJ/m² | ISO 180-1A |
| Notched impact strength of cantilever beam | |||
| 23℃ | 30 | kJ/m² | ISO 180/1U |
| Dart impact equipped with measuring instruments | |||
| 23℃，Energy at Peak Load | 0.960 | J | ASTM D3763 |
| Multi axial instrumented impact energy | 0.500 | J | ISO 6603-2 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed, 64 mm span | 61.0 | ℃ | ISO 75-2/Af |
| 1.8 MPa, unannealed, 3.2 mm | 55.0 | ℃ | ASTM D648 |
| Linear coefficient of thermal expansion | |||
| TD：-40~40℃ | 9.6E-5 | 1/℃ | ASTM E831 |
| TD：-40~40℃ | 9.6E-5 | 1/℃ | ISO 11359-2 |
| MD：-40~40℃ | 9.0E-5 | 1/℃ | ASTM E831 |
| MD：-40~40℃ | 9.0E-5 | 1/℃ | ISO 11359-2 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 121 | °C | |
| Drying time | 4.0 | hr | |
| Recommended maximum moisture content | 0.050 | % | |
| Barrel rear temperature | 221 to 232 | °C | |
| Barrel middle temperature | 243 to 254 | °C | |
| Barrel front temperature | 260 to 271 | °C | |
| Processing (melt) temperature | 238 to 266 | °C | |
| Mold temperature | 82 to 99 | °C | |
| Back pressure | 0.172 to 0.344 | MPa | |
| Screw speed | 30 to 60 | rpm | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 2.0 in/min |
| 3. Type 1A |
| 4. Modified: Manual |
| 5. 80*10*4 mm |
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