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Yttria-stabilized Zirconia Ceramic Properties Item Unit Typical Values Physical Properties Color Customized Density g/cm3 6.00 Zirconia Content % 94.4 Gas Permeability 0 Water Absorption 0

Pressureless Sintering Silicon Carbide (SSiC)Ceramic Properties Item Unit Typical Values Physical Properties Color Grey Black Density g/cm3 3.10-3.15 Silicon Carbide Content % ≥99 Porosity %

Machinable Glass (Macor) Ceramic Properties Item Unit Typical Values Physical Properties Color White Main Composition 55% Fluorophlogopite + 45% Borosilicate Glass Density g/cm3 2.60 Apparent

The properties of BN99 Ceramic Item Unit Typical Values Physical Properties Color White Density g/cm3 1.95~2.00 Chemical Formula / BN Content BN>99% Binder B2O3 Mechanical

Properties of Aluminum Nitride Ceramics Item Unit Typical Values Physical Properties Color White Grey Density g/cm3 3.3-3.4 Chemical Formula / AlN Gas permeability 0 Water Absorption

Properties of Silicon Nitride （Si3N4) Ceramics Item Unit Typical Values Physical Properties Density g/cm3 3.2 Mechanical Properties Moh’s hardness Grade 9 Rockwell Hardness HRA 90 Vickers

99% Alumina Ceramic Properties Item Unit Physical Properties Color Ivory/Beige Density g/cm3 3.85 Alumina Content % 99% Gas permeability 0 Water Absorption 0 Mechanical Properties MONS’

99.7% Alumina Ceramic Properties Item Unit Physical Properties Color Ivory Density g/cm3 3.92 Alumina Content % 99.5 Gas permeability 0 Water Absorption 0 Mechanical Properties MONS’

99.5% Alumina Ceramic Properties Item Unit Physical Properties Color Ivory Density g/cm3 3.92 Alumina Content % 99.5 Gas permeability 0 Water Absorption 0 Mechanical Properties MONS’

96% Alumina Ceramic Properties Item Unit Typical Values Physical Properties Color White Density g/cm3 3.7 Alumina Content % 96% Gas permeability 0 Water Absorption 0 Mechanical

95% Alumina Ceramic Properties Item Unit Typical Values Physical Properties Color White Density g/cm3 3.7 Alumina Content % 95% Acid Resistance mg/cm2 ≤0.7 Alkali Resistance