Dongguan Ming Rui Ceramic Technology Co.,ltd |
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High Strength Yellow 99% Al2o3 Alumina Ceramic Ceramic Thin Plate / Weiqi Board Chessboard
Product features:
Higher gas transfer efficiency
1200°C capability
Enhanced corrosion resistance
Cleanable and reusable
Uniform pore sizes and high surface areas
Excellent chemical resistance in both acid and alkaline conditions.
Good wearing and erosion resistance.
Withstands high temperature.
Good rigidity and dimensional stability.
Product Name | High Strength Yellow 99% Al2o3 Alumina Ceramic Ceramic Thin Plate / Weiqi Board Chessboard |
Material | Alumina ceramic |
OD | 0.3mm -50mm |
Length | mm - 500mm |
Surface Roughness | Ra0.05 |
Torlerance | +/- 0.001mm |
Lead time | 10 - 30days |
Shipping | Air Express (DHL/UPS/TNT/ FedEx |
Properties Sheet of zirconia and alumina :
Properties | Unit | Alumina | Zirconia | ||||
96%Al2O3 | 99%Al2O3 | 99.5%Al2O3 | 99.8%Al2O3 | 99.9%Al2O3 | 3Y-TZP | ||
Colour | - | White | White | Ivory | Ivory | Translucent | white/black |
Bulk density | g/cc | 3.78 | 3.88 | 3.93 | 3.93 | 3.98 | 6.03 |
Water Absorption | % | 0 | 0 | 0 | 0 | 0 | 0 |
Grain size | μm | 5-10 | 2-5 | 2-5 | 2-5 | 2-4 | 0.4 |
Bending strength | MPa | 380 | 350 | 360 | 380 | 300 | 1000 |
KIC | MPa.m1/2 | 3~4 | 4 | 3~4 | 3~4 | 3~4 | 5~8 |
Vickers Hardness | GPa | 13 | 14 | 14.5 | 14.5 | 15 | 13 |
Young's Modulus of Elasticity | GPa | 360 | 370 | 370 | 380 | 390 | 200 |
Thermal Conductivity | W/m° K | 24 | 28 | 32 | 32 | 34 | 2 |
Coefficient of Linear Expansion | 10-6/°C | 6.7 | 7.2 | 7.2 | 7.2 | 7.2 | 10.5 |
Dielectric Constant (1MHz) | - | 9.1 | 9.5 | 9.6 | 9.6 | 9.9 | 33 |
Dielectric Loss Angle (1MHz) | - | 0.0002 | 0.0001 | 0.0001 | 0.0001 | 0.0001 | 0.002 |
Dielectric Strength | V/m | 15×106 | 15×106 | 15×106 | 15×106 | 15×106 | 11×106 |
Volume Resistivity | Ohm.cm | >1014 | >1014 | >1014 | >1014 | >1014 | 1013 |
(RT) |
Application:
Alumina ceramic is mainly used in large power equipment, IC MOS
tube, IGBT chip heat conducting insulation, high frequency power
supply, communication, mechanical equipment, strong current, high
voltage, high temperature and other thermal heat insulation parts
need products.
Physical properties: high thermal conductivity, high voltage
insulation resistance, high temperature resistant, abrasion
resistant, high strength.
A: We are factory.
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30%
T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us as below: