| Shape | Seal Ring / Face, Custom |
| Application | Mechanical Seal |
| Packaging Details | Export-grade cartons with foam inserts, palletized for sea or air freight |
| Payment Terms | T/T, L/C, Western Union |
| Supply Ability | 100,000 Pieces per Month |
| Density | 3.92 g/cm3 |
| Porosity | Zero (Fully Dense) |
| Seal Face Flatness | 0.0006 mm |
| Color | Ivory |
| Alumina Content | 99.5% Al2O3 |
| Delivery Time | 15-30 days after confirmation |
| Max Use Temperature | 1700 deg C |
| Certification | ISO 9001:2015 |
| Brand Name | Wuxi Special Ceramic |
| Model Number | WS-AL-DS08 |
| Place of Origin | Jiangsu, China |
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Product Specification
| Shape | Seal Ring / Face, Custom | Application | Mechanical Seal |
| Packaging Details | Export-grade cartons with foam inserts, palletized for sea or air freight | Payment Terms | T/T, L/C, Western Union |
| Supply Ability | 100,000 Pieces per Month | Density | 3.92 g/cm3 |
| Porosity | Zero (Fully Dense) | Seal Face Flatness | 0.0006 mm |
| Color | Ivory | Alumina Content | 99.5% Al2O3 |
| Delivery Time | 15-30 days after confirmation | Max Use Temperature | 1700 deg C |
| Certification | ISO 9001:2015 | Brand Name | Wuxi Special Ceramic |
| Model Number | WS-AL-DS08 | Place of Origin | Jiangsu, China |
| High Light | Dense Alumina Mechanical Seal ,Zero Porosity Ceramic Face ,Al2O3 Seal Ring | ||
A mechanical seal lives or dies by the quality of its sealing faces. Our Dense-Structure Al2O3 Ceramic Seal Rings are manufactured from 99.5% alumina sintered to theoretical density, producing a body with zero open porosity so that process fluid can never penetrate, blister or weep through the ceramic structure under pressure.
The mating faces are lapped to optical flatness measured in light bands and polished to a mirror finish, creating the low leakage, low friction interface that mechanical seals depend on. Combined with high thermal conductivity that carries frictional heat away from the face, alumina rings run cooler and more stable than many alternative face materials across a wide range of pump and mixer duties.
Key Features| Parameter | Specification |
|---|---|
| Alumina Content | 99.5% Al2O3 |
| Density | 3.92 g/cm³ |
| Open Porosity | 0% |
| Seal Face Flatness | 1 Light Band (0.0006 mm) |
| Seal Face Roughness | Ra 0.05 µm |
| Vickers Hardness | 1700 HV |
| Flexural Strength | 380 MPa |
| Thermal Conductivity | 28 W/mK |
| Maximum Use Temperature | 1700°C |
| Pressure Capability | Up to 40 bar |
| Sliding Speed Capability | Up to 25 m/s |
| Water Absorption | 0% |
| Color | Ivory |
| Available Sizes | 10-200 mm Face Diameter |
| Process | Isostatic Pressing, Precision Lapping |
| Inspection | 100% Flatness Verification |
These seal rings serve mechanical seal applications in centrifugal pumps for water, wastewater, chemical, petrochemical and marine service, as well as mixers, agitators, compressors and rotary equipment requiring dependable shaft sealing.
We manufacture both original seal faces and replacement rings for popular seal brands, with material pairs selected in cooperation with the customer to suit the fluid, temperature, pressure and speed of the duty.
Packaging & Quality AssuranceSeal faces are individually protected with tissue liners and foam, packed in clean partitioned boxes and then into export cartons suitable for courier or consolidated freight.
Every ring is verified for flatness and surface finish before packing and ships with a dimensional inspection report for full traceability.
Company Details
Business Type:
Manufacturer,Importer,Exporter
Year Established:
2008
Total Annual:
>200000
Employee Number:
>100
Ecer Certification:
Verified Supplier
Our History Wuxi Special Ceramic Electrical as a leading special ceramic manufacturer,the factory is located in Chinese famous pottery town “YiXING” city about 200 km from Shanghai. From the beginning of businees ,has been dealing with export business for more than 10 years.... Our History Wuxi Special Ceramic Electrical as a leading special ceramic manufacturer,the factory is located in Chinese famous pottery town “YiXING” city about 200 km from Shanghai. From the beginning of businees ,has been dealing with export business for more than 10 years....
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