Company Details

  • Dongguan Mingrui Ceramic Technology Co.,Ltd

  •  [Guangdong,China]
  • Business Type:Manufacturer
  • Main Mark: Americas , Asia , East Europe , Europe , North Europe , West Europe , Worldwide
  • Exporter:31% - 40%
  • Certs:ISO9001, CE, FDA, MSDS, RoHS, Test Report
  • Description:Custom Al2O3 Ceramic Tube,Protection Alumina Ceramic Tube,Ceramic Thermocouple Tube
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Dongguan Mingrui Ceramic Technology Co.,Ltd

Custom Al2O3 Ceramic Tube,Protection Alumina Ceramic Tube,Ceramic Thermocouple Tube

Home > Products > Ceramic Tube > Alumina Ceramic Tube > Custom Al2O3 Ceramic Thermocouple Protection Alumina Tube

Custom Al2O3 Ceramic Thermocouple Protection Alumina Tube

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    Payment Type: L/C,T/T,Paypal,Western Union
    Incoterm: FOB
    Min. Order: 10 Piece/Pieces
    Delivery Time: 3 Days

Basic Info

Model No.: MRT-518

Size: Customized

Shape: Custom

Max Working Temp.: 850 ℃ (zirconia), 1700℃ (alumina)

Feature: High Tempperature Resistance

Color: White, Ivory Or OEM

Material: Zirconia And Alumina Ceramic

Density: 3.9-6.0g/cm3

Usage: Industrial Ceramic Tube

Additional Info

Packaging: Packed in a bubble bag individually, then separated by a foam, finally put in standard export carton packing, or OEM packing.

Productivity: 10000 pieces/month

Brand: Mingrui

Transportation: Ocean,Land,Air,Express

Place of Origin: Dongguan

Supply Ability: 1000000 pieces/ year

Certificate: ISO 9001-2015

Port: Shenzhen,Guangzhou

Product Description

Product Description:

Custom Al2O3 Ceramic Thermocouple Protection Alumina Tube

Advantage of Custom Al2O3 Ceramic Thermocouple Protection Alumina Tubes

1. High purity, 99.7% alumina purity make sure high working temperature.

2. Tight tolerance, we can grind OD to make tight tolerance for easy insulation.

3. Fast delivery, we have large quantity tubes in stock.

4. Inspection: each single tube will be checked before shipping.

5. Low transportation cost. We have long time cooperated shipping agency, which can provide very low prices.

Application of Custom Al2O3 Ceramic Thermocouple Protection Alumina Tubes

1.Through pipe:

Inner liner tube and heating tube in electric furnace, heat treatment furnace and toughened furnace, chlorine pipe for production of alchlor and electric heating pipe in the tin trough in the production line of float glass.

2. Protector pipe:

Protector tube of thermocouple and thermometer, carbon determinator and combustion pipe of metallurgy, iron and steel, chemical analysis.

3.Insulation pipe:

Interval and insulation for wires of thermocouple. For specifications, there are single hole, double holes, four holes and multi-holes. For form, there are round and oval pipes.

Features of Custom Al2O3 Ceramic Thermocouple Protection Alumina Tubes

1. High temperature resistant

2. Various sizes available

3. Good quality

4. Competitive prices

5. Small tolorence: +-0.001mm

6. Exact delivery time

7. Professional service and Packing

Properties Sheet:

The products are made of zirconia ceramic and alumina ceramic material, which have advanced and excellent performances.

95 Alumina
99 Alumina
g / cm³
3.9 5.95-6.05
Water absorption
0 0 0
Coefficient of thermal expansion
8.5 10.5
Modulus of Elasticity Young's Mod
280 340 210
Poisson's ratio
/ 0.21 0.23 0.3
HV Hardness MPa
1400 1700 1300-1365
Flexural Strength @ room temperature
280 320 950
Flexural Strength @700°C
220 230 210
Compressive Strength @ room temperature
2000 2200 2000
Fracture Toughness
MPa *m 1/2
3.8 4.3 10
Heat conductivity @ room temperature
W/ m*k
18-25 26-30
Electrical Resistivity @ room temperature
Ω*mm2 /m
Max use temperature
1850 2200 1500
Resistance to acid alkaline
Dielectric Constant
9.5 9.8 26
Dielectric Strength
10 10 10
Thermol Shock Resistance
△ T ( °C )
220 190 280-350
Tensile Strength @ 25 °C
200 248 260
Thermal Conductivity(25℃)
30 35 3

Advantages of Zirconia ceramic insulation tubes:

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.

  • High hardness, long service life, not easy to break and wear resistance.
  • Non-conductive, anti-static, ceramic material itself with the insulation of electricity and magnetism properties.
  • Corrosion resistance, high temperature resistance, can be applied to a specific environment, such as acid and alkali resistance.

Detailed Images of Ceramic Shaft sleeves:

alumina ceramic tube

Production process:

We carry out one-stop production, from the raw material (powder) to final products, control the quality strickly of every production


95% zro2 guide plate

Packaging and Shipping:

High wear resistant zro2 ceramic tubes will be packed in a bubble bag individually, then separated by a foam,

finally put in standard export carton packing, or OEM packing.

Shipped by Express ( DHL, TNT, UPS, FedEx, EMS ), Air, or Sea transportation.

Industrial ceramic product packingCeramic Welding Pin

Company information:

Mingrui is a leading manufacturer of industrial ceramic parts in China, who has professional OEM

experience for so many years. And very advanced technologies in the production of Zirconia Ceramic Rod

and Alumina Ceramic Rod , Zirconia Ceramic Ring and Alumina Ceramic Ring , Zirconia Ceramic Tube and

Alumina Ceramic Tube, Ceramic Pin , Ceramic shaft, Ceramic Plate And Block, Ceramic Sleeve, Ceramic

Injector Nozzle, Ceramic Dispensing Valve, Ceramic Injection Pump, Ceramic Plunger Pump , Ceramic Piston ,

Ceramic Stick , Ceramic Washer, and Semiconductor Industry Ceramics, Machinable Ceramic Part, Ceramic

Electronics Accessories, etc..

They are applicable to Electrical, Appliance, Mining, Oil & Gas, Energy & Power, Food & Medical,

Agriculture, Aerospace, even other high-end fields.

We can custom the ceramic products according to your drawings, such as size, shape, color and thickness etc..

Our products with some certificates, such as SGS, CE, TUV, etc..

Mingrui Ceramic PartsIndustrial application ceramic certificates

Zirconia Ceramic Plate

Workshop overview:
We have almost all the precision processing machines of ceramic products.

Industrial ceramic producing technologies

Ceramic Shaft Rod

Looking for ideal Custom Al2O3 Ceramic Tube Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Protection Alumina Ceramic Tube are quality guaranteed. We are China Origin Factory of Ceramic Thermocouple Tube. If you have any question, please feel free to contact us.

Product Categories : Ceramic Tube > Alumina Ceramic Tube

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