Alumina ceramic of 99% is a ceramic material with alumina (Al2O3) as the main body,which is used in thick film integrated circuits.alumina ceramics have good conductivity,mechanical strength and high temperature resistance.it should be noted that ultrasonic washing is required.
Application
Because of the characteristics of 99 alumina ceramics, it is widely used in conditions requiring high purity, high temperature and high wear resistance.alumina ceramics is a kind of widely used ceramics, because of its superior performance, the application in modern society has been more and more widely, to meet the needs of daily use and special performance.
Product Parameters
| Name |
99% Alumina ceramic ball |
| color |
white |
| shape |
ball |
| Size |
|
minimum content(%) |
max content(%) |
ordinary content(%) |
| chemical component |
Al2O3 |
99 |
99.6 |
99.3 |
| SiO2 |
/ |
0.2 |
0.18 |
| Fe2O3 |
/ |
0.2 |
0.02 |
| TIO2 |
/ |
0.55 |
0.02 |
| CaO |
/ |
0.1 |
0.2 |
| MgO |
/ |
0.1 |
0.05 |
| Na2O |
/ |
0.25 |
0.1 |
| K2O |
/ |
0.2 |
0.13 |
| physical properties |
leachable iron(%) |
≤0.01 |
| apparent porosity(%) |
≤7.0 |
| water adsorption(%) |
<4.0 |
| acid fastness(%) |
>99.8 |
| alkali resistance(%) |
≥95 |
| specific bulk weight(g/cm2) |
2.1 |
| Bulk density(kg/m3) |
3400 |
| Moh's hardness |
>8.0 |
| heat conductivity coefficient(w/m2.k) |
0.7-0.8 |
| operation temp max(C) |
1550 |
| thermal expansivity(%)(500ºC) |
0.1 |
thermal shock resistance(500ºC
To cold water) |
ten times |
| geometrical features |
Specification (mm) |
3 |
6 |
10 |
13 |
16 |
19 |
25 |
38 |
50 |
| Minimum compressive strength (N/PC) |
510 |
1030 |
1961 |
6031 |
7650 |
14896 |
15288 |
17946 |
22065 |
Detailed Photos
High aluminum ball,as a category of alumina ball,is widely used in various industrial fields because of its high strength,high hardness, high wear resistance,large ratio,small size,high temperature resistance,corrosion resistance,no pollution and other excellent characteristics.especially in the finishing and deep processing of thick and hard materials in the ceramic, porcelain glaze,glass, chemical and other industries,high aluminum balls show their unique application value.for example,in ceramics factories,high aluminum balls can not only significantly shorten the grinding time, but also improve the efficiency of the use of machinery, and have a good protective effect on mechanical equipment.in addition,high aluminium balls are also used in laboratory tests to evaluate their wear resistance and impact resistance,further proving their importance in the field of fine machining.
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FAQ
Q1: Where Is Your Factory Located?
A: Our factory are located in No.1-269, Zone B, Xiangdong Industrial Park, Xiangdong District, Pingxiang City, Jiangxi,China.welocme your visiting.
Q 2: What Are Your Main Products?
A:Our factory mainly produces various kinds of ceramic balls, molecular sieves, actived alumina, tower random packing,plastic and metal material, environmental filter materials, high-performance ceramics and so on.
Q3: What Kind Of Payment Do You Accept?
A:we accept T/T,western union.
Q4:What's your terms of delivery?
A:EXW, FOB, CIF .
Q5: Can I get free samples?
A: Yes, free samples 1-2 kg,please advise your contact details.
Q6: What is your MOQ?
A: The MOQ is different as per different products, for example, 1 Ton for ceramic ball.
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