| About |
|---|
| Semitron CMP XL20: Enhanced imidized product for the longest life in CMP retaining ring applications. Superior life in all CMP processes tested, up to 20 times better than standard products. High strength and stiffness makes it equally suitable for reinforced and unreinforced designs.&& |
| Product Description | |
|---|---|
| Supplier | Quadrant |
| Generic | PAI |
| Material Status | Commercial: Active |
| Features | Good Rigidity,V-0 |
| Availabilitys | North America |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.40 | g/cm³ | ASTM D792 |
| Water absorption rate | ASTM D570 | ||
| 24hr | 0.40 | % | ASTM D570 |
| saturated | 1.7 | % | ASTM D570 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | 110 | J/m | ASTM D256-A |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 278 | ℃ | ASTM D648 |
| Continuous use temperature | 260 | ℃ | |
| Glass transition temperature | 275 | ℃ | ASTM D3418 |
| Linear coefficient of thermal expansion | |||
| MD：-40~149℃ | 3.1E-5 | 1/℃ | ASTM E831 |
| Thermal conductivity coefficient | 0.26 | W/m/K |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | > 1.0E+16 | ohms | Internal Method |
| Dielectric strength | 23 | kV/mm | ASTM D149 |
| Dielectric constant | |||
| 1 MHz | 4.20 | ASTM D150 | |
| Dissipation factor | |||
| 1 MHz | 0.026 | ASTM D150 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | |||
| 3.20 mm | V-0 | UL 94 |
| Supplementary information | Nominal value | Unit | Test method |
|---|---|---|---|
| Pressure limiting speed | 0.140 | MPa·m/s | Internal Method |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | ASTM D785 | ||
| E-level | 80 | ASTM D785 | |
| M-level | 120 | ASTM D785 | |
| Tensile modulus | 3960 | MPa | ASTM D638 |
| tensile strength | |||
| limit | 138 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 10 | % | ASTM D638 |
| Bending modulus | 4140 | MPa | ASTM D790 |
| bending strength | |||
| yield | 165 | MPa | ASTM D790 |
| Compression modulus | 2760 | MPa | ASTM D695 |
| compressive strength | |||
| 10% strain, 23 ℃ | 165 | MPa | ASTM D695 |
| shear strength | 110 | MPa | ASTM D732 |
| friction coefficient | |||
| Steel – Static | 0.35 | Internal Method | |
| Wear factor | > 2000 | 10^-8 mm³/N·m | Internal Method |
| Notes |
|---|
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