Dongguan Ming Rui Ceramic Technology Co.,ltd
Dongguan Ming Rui Ceramic Technology Co., Ltd
Add to Cart
Alumina ceramics, Al2o3 ceramics, has the advantages of high melting point and boiling point, high hardness, insulation at normal temperature, and electrical conductivity at high temperature.
Alumina Ceramic tube has exceptional hardness and strength, resistance to chemical attack and wear, low dielectric loss and excellent electrical insulation properties. Additionally, Alumina can be metallized for brazing to other metals, highly polished, and comes in a variety of purities depending on it use. Due to these outstanding properties ceramic Alumina tubes are used in a wide range of industrial and advanced applications.
1) A variety of specifications available.
2) Satisfy various technical request
3) High quality be sure
4) Good insulation performance and high temperature resistance
5) Bending strength and compressive strength resistance
6) Used in all electric products and electric heating products
7) OEM, ODM and OBM are welcomed
Description
1. Name:ceramic plunger
2. Size: customize
3. Grade: 95-99 grade
4. Raw material:95%/99% alumina
5. Color:white or ivory
6.Working temperature:1500-1700
7.Feature:refractory,wear resistance,high strength and so on.
8.Purpose:used in machinery,textile,electricity,solar energy ,mobile phone,construction industry ,etc
We can offer the products base on customer's drawing, sample and other reference parameter
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 |
Product show
The other related products
Ceramic parts
Industrial Ceramic Application 95% Alumina Ceramic Parts Threaded Rod Screw Bolt
Package and shipping
High al2o3 tube insulators 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.
Company information
Who Are We?
Mingrui has professional OEM experience in manufacturing industrial ceramic parts for so many
years. 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 information
Production process show
One-stop production, from the raw material ( powder ) to final products, control the quality strickly of every production link.
Welcome to contact for the quotation, 2D/3D drawing will be perfect !