99% Alumina ceramic OD300 Large diameter liner

99% Alumina ceramic OD300 Large diameter liner

99% Alumina ceramic OD300 Large diameter liner

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99% Alumina ceramic OD300 Large diameter liner

High corrosion, abrasion resistance Big large diameter alumina ceramic liner

Product Description


1) A variety of specifications available.

2) Satisfy various technical request

3) Lower medium spoilage

4) Good insulation performance and high temperature resistance

5) Stiffness texture

6) Used in all electric products and electric heating products

7) OEM, ODM and OBM are welcomed


 99% Alumina ceramic OD300 Large diameter liner

Alumina ceramic is kind of structural ceramics, with insulation resistance, voltage resistance, high strength, good thermal conductivity, dielectric loss, stable electrical performance characteristics. Used in electronic ceramic substrates, ceramic electrical insulation, vacuum devices, devices porcelain, spark plugs and other products. We can make the part by hot injection pressing, dry pressing, 200T isostatic pressing and extrusion productive technology etc.

Item                                       Unit                        95 Al2O3             96 Al2O3             99 Al2O3             
Physical Characteristics       Heat resistance0C150015501800
Bulk density                     g/cm33.63.63.9
Water absorption             %000
Flexural strength               Mpa320340360
Mechanical Characteristics   Hardness Vickers               Gpa12.213.515.6
Elastic modulus                 Gpa280320370
Poisson’s ratio       
Thermal Characteristics       Linear expansion coefficient                         (200C-5000C) 10-6/0C7.17.28
Thermal conductivity         w/(m.k)162432
Specific Heat                   *10-3J/(kg*K)0.780.780.9
Electrical Characteristics     Dielectric constant (1MHZ) 99.49.9
Dielectric loss angle        *10-41551
Dielectric strength             *106V/m121515



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