Chinese Professional Ceramic Cylinder With Groove - 99.7% Alumina Wafer Polish Plate – Chemshun
Chinese Professional Ceramic Cylinder With Groove - 99.7% Alumina Wafer Polish Plate – Chemshun Detail:
Application
As the Alumina ceramic wafer polishing and sapphire lapping disks used in the semi-conductive, diamond polishing etc.
Process: All types of Polishing and lapping process, such as CMP chemical mechanical polishing, Mechanical Polishing, Precision Polishing.
Feature
High purity and chemical durability
High Mechanical Strength and Hardness
High Corrosion Resistance
High Voltage Resistance
High Temperature Resistant Up to 1700ºC
Extremely Abrasion Resistance Performance
Excellent Insulation Performance
All type of Size 180,360, 450, 600mm etc
| Product name | 99.7 high purity Alumina ceramic Polishing Lapping Discs |
| Material | 99.7% alumina |
| Normal Size | D180, 360, 450, 600mm, customized size accepted. |
| Color | Ivory |
| Application | Wafer and Sapphire CMP process in semi-conductive industry |
| Min.Order | 1Pic |
Chemical / physical Information
| Unit | 99.7 Alumina Ceramics | ||
| General Properties | Al2O3 content | wt% | 99.7-99.9 |
| Density | gm/cc | 3.94-3.97 | |
| Color | - | Ivory | |
| Water absorption | % | 0 | |
| Mechanical Properties | Flexural Strength(MOR) 20 ºC | Mpa(psix10^3) | 440-550 |
| Elastic Modulus 20ºC | GPa (psix10^6) | 375 | |
| Vickers Hardness | Gpa(kg/mm2) R45N | >=17 | |
| Bending Strength | Gpa | 390 | |
| Tensile Strength 25ºC | MPa(psix10^3) | 248 | |
| Fracture Toughness (K I c) | Mpa* m^1/2 | 4-5 | |
| Thermal Properities | Thermal conductivity(20ºC) | W/mk | 30 |
| Coefficient of Thermal expansion(25-1000ºC) | 1x 10^-6/ºC | 7.6 | |
| Thermal Shock Resistance | ºC | 200 | |
| Maximum use temperature | ºC | 1700 | |
| Electrical Properities | Dielectric Strength (1MHz) | ac-kv/mm(ac v/mil) | 8.7 |
| Dielectric Constant(1 MHz) | 25ºC | 9.7 | |
| Volume Resistivity | ohm-cm (25ºC) | >10^14 | |
| ohm-cm (500ºC) | 2×10^12 | ||
| ohm-cm (1000ºC) | 2×10^7 |
Service
We accept custom orders.
If you want to know more product information, please feel free contact us and we’ll afford you the most suitable product and best service!
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"Sincerity, Innovation, Rigorousness, and Efficiency" could be the persistent conception of our enterprise to the long-term to produce together with clients for mutual reciprocity and mutual profit for Chinese Professional Ceramic Cylinder With Groove - 99.7% Alumina Wafer Polish Plate – Chemshun , The product will supply to all over the world, such as: Rwanda, Malta, venezuela, We have been making our products for more than 20 years . Mainly do wholesale , so we have the most competitive price , but highest quality. For the past years , we got very good feedbacks , not only because we provide good products , but also because of our good after-sale service . We are here waiting for you for your inquiry.
By Pamela from South Africa - 2017.03.08 14:45
We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.
By Marco from Palestine - 2018.11.06 10:04
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