| About |
|---|
| LNP™ LUBRICOMP™ WBL36L compound LNP LUBRICOMP WBL36L is a compound based on PBT resin containing 30% Glass Bead, 15% PTFE. Added features of this material include: Wear Resistant, Low Extractible. Also known as: LNP* LUBRICOMP* Compound WBL-4036 LE Product reorder name: WBL36L&&LNP™ LUBRICOMP™ WBL36L compound LNP LUBRICOMP WBL36L is a compound based on Polybutylene Terephalate resin containing Glass Bead, PTFE. Added features of this material include: Internally Lubricated, Low Extractible. Also known as: LNP* LUBRICOMP* Compound WBL-4036 LE Product reorder name: WBL36L&& |
| Product Description | |
|---|---|
| Supplier | SABIC |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | Low extract,Lubricating,Good wear resistance |
| Availabilitys | North America,Asia Pacific |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.69 | g/cm³ | ASTM D792 |
| Density | 1.69 | g/cm³ | ISO 1183 |
| Shrinkage rate | ISO 294-4 | ||
| TD：24 hrs | 1.7 to 2.0 | % | ASTM D955 |
| MD：24 hrs | 1.0 to 3.0 | % | ASTM D955 |
| TD：24 hrs | 1.9 | % | ISO 294-4 |
| MD：24 hrs | 2.4 | % | ISO 294-4 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 4140 | MPa | ASTM D638 |
| Tensile modulus | 4020 | MPa | ISO 527-1-2 |
| tensile strength | |||
| fracture | 36.5 | MPa | ASTM D638 |
| fracture | 36.0 | MPa | ISO 527-2 |
| yield | 37.2 | MPa | ASTM D638 |
| yield | 37.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| fracture | 3.0 | % | ASTM D638 |
| fracture | 3.4 | % | ISO 527-2 |
| yield | 2.4 | % | ISO 527-2 |
| yield | 2.2 | % | ASTM D638 |
| Bending modulus | 4140 | MPa | ASTM D790 |
| Bending modulus | 3900 | MPa | ISO 178 |
| bending strength | 68.9 | MPa | ASTM D790 |
| bending strength | 75.0 | MPa | ISO 178 |
| friction coefficient | ASTM D3702 Modified | ||
| dynamic | 0.66 | ASTM D3702 Modified | |
| static state | 0.63 | ASTM D3702 Modified | |
| Wear factor | |||
| Washer | 25.0 | 10^-10 in^5-min/ft-lb-hr | ASTM D3702 Modified |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 260 | J/m | ASTM D4812 |
| 23℃ | 32 | J/m | ASTM D256 |
| 23℃ | 3.2 | kJ/m² | ISO 180-1A |
| Notched impact strength of cantilever beam | |||
| 23℃ | 19 | kJ/m² | ISO 180/1U |
| Dart impact equipped with measuring instruments | |||
| 23℃，Energy at Peak Load | 3.50 | J | ASTM D3763 |
| Multi axial instrumented impact energy | 1.20 | J | ISO 6603-2 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed, 64 mm span | 94.0 | ℃ | ISO 75-2/Af |
| 1.8 MPa, unannealed, 3.2 mm | 95.0 | ℃ | ASTM D648 |
| 0.45 MPa, unannealed, 64 mm span | 184 | ℃ | ISO 75-2/Bf |
| 0.45 MPa, unannealed, 3.2 mm | 189 | ℃ | ASTM D648 |
| Linear coefficient of thermal expansion | |||
| TD：-40~40℃ | 7.1E-5 | 1/℃ | ISO 11359-2 |
| TD：-40~40℃ | 7.0E-5 | 1/℃ | ASTM E831 |
| MD：-40~40℃ | 7.4E-5 | 1/℃ | ASTM E831 |
| MD：-40~40℃ | 7.4E-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 |
|---|
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