Lianyungang Highborn Technology Co., Ltd.

Ceramic Ring, Alumina Ring, Customized Alumina Ceramic manufacturer / supplier in China, offering Customized High Alumina Ceramic Polishing Ring, Al2O3 Coffee/ Pepper Ceramic Grinder, 99.5% Al2O3 Ceramic Furnace Tube and so on.

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Customized High Alumina Ceramic Polishing Ring

FOB Price:US $18 - 30 / Piece
Purchase Qty. (Pieces) FOB Price
10-19 US $30 / Piece
20-49 US $25 / Piece
50+ US $18 / Piece
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Min. Order: 10 Pieces
Production Capacity: 35000PCS/Month
Transport Package: Safe Package, Export Carton with Foam
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info.

Model NO.:HBM
Refractoriness (℃):1580< Refractoriness< 1770
Feature:Long Time Materials
Type:Alumina Ceramic Ring
Shape:Part
Material:Alumina Block
Color:White
Working Temperature:1380-1650degree Centigrade
Surface Finish:Polishing
Size:as Drawing
CNC:Yes
Name:Customized High Alumina Ceramic Polishing Ring
Application:Seal
Keyword1:Ceramic Ring
Keyword2:Alumina Ceramic Ring
Keyword3:High Alumina Ceramic Ring
Trademark:HIGHBORN
Specification:RoHS
Origin:Lianyungang, Jiangsu
HS Code:6903900000

Product Description

1. Hard, wear and abrasion resistance; 
2. Good smooth and high strength and stiffness 
3. Resists strong acid and alkali attack at elevated temperatures;
4. Extreme high temperature stability;
5. Good thermal conductivity; 
6. Excellent dielectric properties from DC to GHz frequencies 
7. Good airproof capability;
8. Superior gas and vacuum tightness 
 
ProjectTest the conditionUnit99 porcelain95 porcelainTalc porcelain
Backbone  99%AL2O395%AL2O3MgO.SiO2
Physical propertyDensity of volumeNormal atmospheric temperatureg/cm33.83.62.8
AirtightNormal atmospheric temperature PassPass-
Absorbing water rateNormal atmospheric temperature%000
Temperature that frit °C180016501350
Mechanical performanceRockwell hardnessNormal atmospheric temperatureHRA888676
Resist the intensity of turning backNormal atmospheric temperatureMpa350320150
Compression strengthNormal atmospheric temperatureMpa13001200900
Hot performanceUse temperature at most °C170016001200
Heat resistant shaking20O°C-1100O°C10NumPassPassPass
Hot coefficient of expansion20O°C-80O°C×10-6mm/°C6.5-8.56.5-8.05.0-6.2
Heat-conduction rate25°CW/m.k29252.9
300°CW/m.k18132
Dielectric constantThe medium lossing1MHz2O°C×10-4≤2.5≤4≤8.0
The angle tangent is worth1MHz8O°C×10-4≤3.5≤4.2-
Dielectric strengthNormal atmospheric temperatureKV/mm151620
Dielectric constant1MHz2O°C 9-10.59-10≤7.5
Resistivity of volume2O°CΩ.cm>1012>1012>1013
10O°CΩ.cm1012-10131012-10131010-1011
30O°CΩ.cm>10123.1×1095×108

As a professional company in advanced ceramic industries, HIGHBORN is supplying high quality and high precision ceramic components for clients from worldwide. Our ceramic products are widely used in various fields of automotive, metallurgy, machinery, electronic & electrical, food, chemical, medical and so on. With experienced engineers and talented workers, we are able to evaluate projects and drawings properly, make valuable suggestion, supply satisfying products. Our materials including:
 
- Aluminium Oxide ( 95% 96% 99% 99.5% 99.7% Al2O3 )
- Zirconium Oxide ( Yttria stabilized ZrO2 )
- Silicon Nitride ( Gas pressure sintered & Hot pressed Si3N4 )
- Silicon Carbide (Reactive sintered,  Pressureless sintered & Recrystallization SiC)
- Aluminum Nitride
- Machinable Glass Ceramic
 
Aiming at building long term cooperation relationship with our clients, we set our motto as "Quality First". Far now, our products have been exported to North Amirica, East Europe, West Europe, East Asia, Southeast Asia and get good reputation from our client.


Payment Term
T/T
L/C
D/A
D/P
AliExpress
Western Union
MoneyGram
According to certain countries, our way of payment will be adjusted.
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Lianyungang Highborn Technology Co., Ltd.

- Jiangsu, China
- Manufacturer/Factory, Trading Company

Gold Member Since 2015
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