| Payment Type: | T/T,Paypal |
| Incoterm: | FOB,CFR,CIF,EXW,DDP,DDU |
| Min. Order: | 1 Kilogram |
| Transportation: | Ocean,Land,Air,Express |
| Port: | Shenzhen,Guangzhou,Hongkong |
Model No.: Semitron® CMP LL5 PET-P
Brand: Semitron
| Selling Units | : | Kilogram |
| Package Type | : | Export package |
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Optimized for use in CMP retaining rings, Semitron® CMP LL5 is a high-performance PET material with a superior wear life that is up to eight times greater than standard PPS when used in oxide chemistries. Its excellent wear and chemical resistance makes this specialty PET grade ideal for increasing the performance of CMP tools operating in temperatures up to 60 °C (140 °F).
Material Properties
Long wearing material, 5x that of PPS
Best performance in oxide chemistries, 8x that of PPS
Ideal for CMP applications up to 60 °C (140 °F)
Available Geometries
Semitron® CMP LL5 PET-P stock shapes encompass a range of standard sizes in the following geometries: Plate
Available Colors
Semitron® CMP LL5 PET-P stock shapes come in the following colors: White
Key Properties
Long life material - CMP oxide applications
Ideal for CMP applications up to 140°F (60°C)
Best performance in oxide chemistries - up to 8x PPS
Applications
CMP Retaining Rings
Typical Properties of Semitron ® CMP LL5 PET-P
| Material Type | Semi-Crystalline Thermoplastic | ||
| Chemical Name | PET-P Polyethylene Terephthalate Polyester | ||
| Trade Name | Semitron® CMP LL5 | ||
| Additives | Proprietary | ||
| Color | Natural | ||
| Manufacturer | Quadrant | ||
| PHYSICAL | |||
| Property | Test | Unit of Measure | Value |
| Density | ASTM D792 | g/cm³ | 1.44 |
| ASTM D792 | lb/in³ | 0.052 | |
| Water Absorption, 24 hrs, Immersion | ASTM D570 | % by wt. | 0.06 |
| Water Absorption, Saturation, Immersion | ASTM D570 | % by wt. | 0.47 |
| MECHANICAL | |||
| Property | Test | Unit of Measure | Value |
| Tensile Strength | ASTM D638 | psi | 10,500 |
| Tensile Modulus | ASTM D638 | psi | 500,000 |
| Tensile Elongation at Break | ASTM D638 | % | 5 |
| Flexural Strength | ASTM D790 | psi | 14,000 |
| Flexural Modulus | ASTM D790 | psi | 360,000 |
| Compressive Strength | ASTM D695 | psi | 15,250 |
| Compressive Modulus | ASTM D695 | psi | 400,000 |
| Hardness | ASTM D785 | NA | Rockwell M94 |
| IZOD Impact-Notched | ASTM D256 | ft-lb/in | 0.4 |
| Dynamic Coefficient of Friction | - | NA | 0.19 |
| Wear K Factor | - | in鲁-min/ft-lbs-hr | 35 |
| Limiting PV | - | psi-fpm | 6,000 |
| THERMAL | |||
| Property | Test | Unit of Measure | Value |
| Coefficient of Linear Thermal Expansion | ASTM D696 | x 10-5 in./in./°F | 4.5 |
| Heat Deflection Temp | ASTM D648 | °C at 264 psi | 82 |
| ASTM D648 | °F at 264 psi | 180 | |
| Max Continuous Operating Temp | °C | 99 | |
| °F | 210 | ||
| Minimum Operating Temp | °C | -28 | |
| °F | -20 | ||
| Thermal Conductivity | ASTM C117 | BTU-in/ft²-hr-°F | 1.9 |
| Flammability Rating | UL94 | NA | HB |
| ELECTRICAL | |||
| Property | Test | Unit of Measure | Value |
| Dielectric Constant at 1 MHz | ASTM D150 | NA | 3.6 |
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