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{"title":"High Density 96 99 Alumina Al2O3 Substrates for Semiconductor Packaging","imgUrl":"https:\/\/img.chinax.com\/nimg\/e4\/5c\/9cb019941e2f1c968928320d873e-200x200-1\/high_density_96_99_alumina_al2o3_substrates_for_semiconductor_packaging.jpg","attrs":{"Brand Name":"YH","Model Number":"YH","Certification":"ISO\uff0cCE\uff0cROHS","Place of Origin":"CHINA"}}
{"title":"Customizable Alumina Ceramic Substrate Laser Scribing And Polishing Substrates","imgUrl":"https:\/\/img.chinax.com\/nimg\/9e\/04\/20214ac9d62fbf312282409f3beb-200x200-1\/customizable_alumina_ceramic_substrate_laser_scribing_and_polishing_substrates.jpg","attrs":{"Brand Name":"YH","Model Number":"YH","Certification":"ISO\uff0cCE\uff0cROHS","Place of Origin":"CHINA"}}
{"title":"Wear Resistant 99% 96% Al2o3 Alumina Ceramic Setter Plate for Sintering Cathodes","imgUrl":"https:\/\/img.chinax.com\/nimg\/25\/1a\/d5661d1dca09be4c9416c31462f4-200x200-1\/wear_resistant_99_25_96_25_al2o3_alumina_ceramic_setter_plate_for_sintering_cathodes.jpg","attrs":{"Brand Name":"YH","Model Number":"YH","Certification":"ISO\uff0cCE\uff0cROHS","Place of Origin":"CHINA"}}
{"title":"Custom High Polished 95 99% Alumina Ceramic Structure Plate High Hardness","imgUrl":"https:\/\/img.chinax.com\/nimg\/a0\/00\/88c3f805875078f0bc9e3febe447-200x200-1\/custom_high_polished_95_99_25_alumina_ceramic_structure_plate_high_hardness.jpg","attrs":{"Brand Name":"YH","Model Number":"YH","Certification":"ISO\uff0cCE\uff0cROHS","Place of Origin":"CHINA"}}
{"title":"Fully Fired 99.5% Alumina Al2o3 Setter Plates Ceramic Guide Plate High Purity","imgUrl":"https:\/\/img.chinax.com\/nimg\/b3\/07\/a3d8f4bd667ea0dee8b337935255-200x200-1\/fully_fired_99_5_25_alumina_al2o3_setter_plates_ceramic_guide_plate_high_purity.jpg","attrs":{"Brand Name":"YH","Model Number":"YH","Certification":"ISO\uff0cCE\uff0cROHS","Place of Origin":"CHINA"}}
99% Al2O3 Ceramic Precision Substrate Aluminium Oxide Alumina Plate/Sheet High Thermal Conductivity High
Laser Scribing and Polishing Substrates
A960 Alumina offers consistently reliable and convincing performance even when subject to high thermal and electrical loads in terms of its: Thermocycling capability, Thermal shock resistance, Flexural strength, Surface quality, Thermal conductivity.
This makes A960 Alumina Ceramic Substrates ideal for power electronics in conjunction with direct copper bonding (DCB) and active metal brazing (AMB).
Application
Feature&Application
√ High Voltage Insulator
√ High Purity, Max. 99.8%
√ Various Available Grades
√ Hard and Wear Resistant
√ High Corrosion Resistance
√ High Mechanical Strength
√ Good Thermal Conductivity
√ High Operating Temperature
√ Most Favorable Fine Ceramic
Performance That Outperforms Alternatives
Item
Unit
95 Al2O3
96 Al2O3
99 Al2O3
Physical Characteristics
Heat resistance
0C
1500
1550
1800
Bulk density
g/cm3
3.6
3.6
3.9
Water absorption
%
0
0
0
Mechanical Characteristics
Flexural strength
Mpa
320
340
360
Hardness vickers
Gpa
12.2
13.5
15.6
Elastic modulus
Gpa
280
320
370
Poisson’s ratio
0.22
0.23
0.23
Thermal Characteristics
Linear expansion coefficient
(20-5000C) 10-6/0C
7.1
7.2
8
Thermal conductivity
w/(m.k)
16
24
32
Specific Heat
*10-3J/(kg*K)
0.78
0.78
0.9
Electrical Characteristics
Dielectric constant (1MHZ)
-
9
9.4
9.9
Various Types of Aluminum Nitride Sheets
We Can Do OEM and 0BM According to Your Drawing and Requirements.
Machining Ability of Alumina Ceramics:
Dimensional accuracy: Up to 0.02mm Surface roughness: Ra0.02-3.2μm Concentricity: Up to 0.02mm Parallelism: Up to 0.01mm
Flatness:Up to 0.01mm
Accuracy of Inner hole Drilling: Up to 0.01mm Cylindricity: Up to 0.02mm Thread machining: Minimum internal thread M2 Surface finish: As fired, glazed, grinding, polishing, metallization,coating
Packing
Hunan Yuanhong New Material Co.,Ltd was established in 2016 ,there are over 100 sets of ceramic professional equipments , several types of furnace in more than 8000 square meters production workshops. ISO9001 certified, a variety of advanced ceramic materials are ROHS and REACH certified.
