Alumina Ceramic Thermocouple and Protection Tubes for RTD Resistor
Temperature Sensors
Key words: Alumina ceramic thermocouple tubes / alumina ceramic
protection tubes
Material :Alumina ceramic
Zirconia ceramic
Silicone carbide
Silicone nitride
Shape we can make :square ,round ,oval etc
Dimension :Inside Diameter as small as 0.3 mm
Longth as long as 400mm, as short as 0.5mm
Inside Diameter tolerance we could make as fine as 0.002mm
Outside Diameter tolerance as fine as 0.001mm
Ceramic thermocouple tubes are used to manufacture temperature
measurement and control devices and are designed with alumina or
silicate ceramics. They are available as multi-bore tubes for use
as RTD resistor temperature sensors and resister thermometers (RTD
= Resistance Temperature Device).
Mingrui as a China thermocouple protection tubes supplier for so
many years, we have been offering the best quality and service.
High temperature resistant alumina ceramic insulator tube from high
purity alumina ceramic raw material and advanced technologies.
To find out more, contact us right now without hesitating!
Alumina tube for ignition electrodes Description
Advantages of Aluminium oxide tube:
1. Refractory.
2. Self Lubricating
3. Long Service Life.
4. Good Polished Surface.
5. Environmental and Healthy.
6. Superior Mechanical Strength.
7. High Corrosion and Wear Resistance.
8. Good Insulation Performance Precision.
9. High Temperature and Pressure Resistance.
10. High Purity Zirconia and Alumina Ceramic Material.
Due to these outstanding properties, Ceramic Products are used in a
wide range of industrial and advanced appications.
And a lot of practical applications prove that our ceramic products
has reached a state of high standard and quality.
Alumina Ceramic Properties Sheet:
| Properties | Units | 95 Alumina | 99 Alumina | Zirconia |
| Density | ɡ / cm3 | 3.65 | 3.92 | 5.95 - 6.0 |
| Water Absorption | ％ | 0 | 0 | 0 |
| Coefficient of Thermal Expansion | 10-6 / K | 7.9 | 8.5 | 10.5 |
| Modulus of Elasticity Young’s Mod | Gpa | 280 | 340 | 210 |
| Poisson’s Ratio | / | 0.21 | 0.22 | 0.3 |
| HV Hardness | Mpa | 1400 | 1650 | 1300 - 1365 |
| Flexural Strength @ Room Temperature | Mpa | 280 | 310 | 950 |
| Flexural Strength @ 700℃ | Mpa | 220 | 230 | 210 |
| Compressive Strength@Room Temperature | Mpa | 2000 | 2200 | 2000 |
| Fracture Toughness | Mpa * m½ | 3.8 | 4.2 | 10 |
| Heat Conductivity @ Room Temperature | W / m * k | 18 - 25 | 26 - 30 | 2.0 - 2.2 |
| Electrical Resistivity @ Room Temperature | Ω*mm2 / m | ＞1015 | ＞1016 | ＞1015 |
| Max Application Temperature | ℃ | 1500 | 1750 | 1050 |
| Resistance to Acid Alkaline | / | High | High | High |
| Dielectric Constant | / | 9.5 | 9.8 | 26 |
| Dielectric Strength | KV / mm | 16 | 22 | / |
| Thermal Shock Resistance | Δ T ( ℃ ) | 220 | 180 - 200 | 282 - 350 |
| Tensile Strength @ 25℃ | Mpa | 200 | 248 | 252 |
Detailed Images
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Packaging and Shipping
Al2o3 Ceramic Insulator Tube will be wraped in paper first individually, then packed in bubble bags,
finally put in standard export carton packing, or OEM packing..
Shipped by Express ( DHL, TNT, UPS, Fedex, EMS ), Air, or Sea
transportation.
Company information
Who Are We?
Mingrui has yeas of professional OEM experience in manufacturing industrial ceramic parts. We can make the products according to your drawings, custom the size,
thickness and other parameters.
What Do We Do?
We have very advanced technologies in the production of zirconia and alumina ceramic nozzle, rod, ring, tube, shaft, plate,
sleeve, valve, plunger, bearing, and semiconductive ceramics etc.. They are applicable to Electrical, Appliance, Mining, Oil & Gas,
Energy & Power, Food & Medical, Agriculture, Aerospace,
even other High-end fields.
Our products with some certificates, such as , CE, TUV, etc..
Factory Show
Production Process Show
One-stop production, from the raw material ( powder ) to final
products, control the quality strickly of every production link.
Delivery:
Custom OEM will be shipped within 15 days after determining the
parameters
The samples will be shipped within 3 days
Quick Delivery Via Fedex,DHL,UPS,TNT Etc.
Support customer to designate shipping company
For more informations (the price,delivery time,moq etc)about the
ceramic plates, please contact us or email:admin@cerampart.com
CEO: Admin deng
Dongguan Mingrui Ceramic Tech. Co. Ltd.
Add: No.21 Chuangxing Rd., 2nd Industrial Zone of Shangsha,
Chang'an town, Dongguan city, Guangdong, China 523867
Email: admin@cerampart.com
FAQ
1. Monthly Capacity: 50,000-60,000 pcs;
2. Material: OEM or as per your suggestion;
3. Lead time: about 7-20 days, pls confirm the quantities required;
4. Incoterm: FOB, CFR, CIF;
5. Delivery Cost: It is determinated by the destination port;
6. Payment Term: PayPal; T/T; L/C.
7. Shipment: by sea, by air, by courier, by post, etc.
