| Payment Terms | T/T, L/C, Western Union |
| Delivery Time | 15-30 days after confirmation |
| Density | 3.85 g/cm3 |
| Color | Ivory |
| Packaging Details | Export-grade cartons with foam inserts, palletized for sea or air freight |
| Application | High Temperature Sensor Components |
| Alumina Content | 99% Al2O3 |
| Max Use Temperature | 1700 deg C |
| Shape | Tube / Closed End Tube |
| Feature | Gas Tight Thermal Stability |
| Supply Ability | 100,000 Pieces per Month |
| Diameter Range | 3-60 mm |
| Place of Origin | Jiangsu, China |
| Certification | ISO 9001:2015 |
| Brand Name | Wuxi Special Ceramic |
| Model Number | WS-AL-TS11 |
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Product Specification
| Payment Terms | T/T, L/C, Western Union | Delivery Time | 15-30 days after confirmation |
| Density | 3.85 g/cm3 | Color | Ivory |
| Packaging Details | Export-grade cartons with foam inserts, palletized for sea or air freight | Application | High Temperature Sensor Components |
| Alumina Content | 99% Al2O3 | Max Use Temperature | 1700 deg C |
| Shape | Tube / Closed End Tube | Feature | Gas Tight Thermal Stability |
| Supply Ability | 100,000 Pieces per Month | Diameter Range | 3-60 mm |
| Place of Origin | Jiangsu, China | Certification | ISO 9001:2015 |
| Brand Name | Wuxi Special Ceramic | Model Number | WS-AL-TS11 |
| High Light | Thermal Stable Alumina Sheath ,Thermocouple Protection Tube ,High Temperature Sensor Ceramic | ||
Temperature sensors in furnaces, kilns and reactors need protection that stays gas tight, dimensionally true and chemically inert at extreme temperatures, because a failed sheath means a failed measurement and an unplanned shutdown. Our Thermal-Stable Al2O3 Ceramic Thermocouple Protection Tubes are manufactured from high purity alumina with a fully dense, gas tight wall that shields sensor elements from combustion gases, molten metals and corrosive atmospheres while transferring heat quickly enough for responsive measurement.
The material is chosen for its thermal stability: it neither softens nor distorts at continuous temperatures up to 1700 degrees Celsius, and its low thermal expansion prevents the slow dimensional drift that would allow gases to bypass the seal. Closed end tubes, double bore insulators and stepped assemblies are available to match any sensor construction.
Key Features| Parameter | Specification |
|---|---|
| Alumina Content | 99% Al2O3 |
| Density | 3.85 g/cm³ |
| Maximum Continuous Use Temperature | 1700°C |
| Gas Tightness | Zero Open Porosity |
| Flexural Strength | 330 MPa |
| Thermal Conductivity | 27 W/mK |
| Volume Resistivity at 1000°C | > 10@SUP7@ Ωcm |
| Outside Diameter Range | 3-60 mm |
| Wall Thickness | 1-8 mm |
| Standard Length | Up to 1200 mm |
| Closed End Depth | Customized |
| Water Absorption | 0% |
| Color | Ivory |
| Process | Extrusion or Isostatic Pressing |
| Application | High Temperature Sensor Components |
| Inspection | 100% Dimensional and Visual Check |
These sheaths protect temperature sensor components in heat treatment furnaces, ceramic kilns, glass melting, metal melting and holding furnaces, power plant flue gas monitoring, petrochemical reformers, incinerators and laboratory furnaces.
We supply complete protection assemblies including flanges, fittings and compression seals, and we can match the sheath geometry to any major thermocouple brand so replacements install without modification.
Packaging & Quality AssuranceLong and thin tubes are packed in rigid cardboard tubes or wooden crates with foam cradles to prevent bending and chipping during transit.
Each batch is inspected for straightness, wall thickness, closed end integrity and surface quality, with reports provided on request.
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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