KIENTEC - Specialty Fiber Optics - Connectors - Flexible Metal Tubes
 
  I I I I I I  
         
Products
  
Physical Properties of Ceramics
   
Adapters
Flexible Tubes
       
 
  Alumina Zirconia
Materials
 Al2O3 ZrO2
Main Constituent
99.9% 98%
Specific Gravity
3.97 g/cm3 6.07 g/cm3
Theoretical Density
99.9% >99%
Open Porosity
0% 0%
Average Grain Size
2-6 microns 0.5 microns
Hardness Vickers
2000 HV 1300 HV
Hardness Mohs
9 8
Compressive Strength
380.000 N/cm2 210.000 N/cm2
Bending Strength
40.000 N/cm2 100.000 N/cm2
Modulus of Elasticity
3,8 x 105 N/mm2 2,0 x 105 N/mm2
Tensile Strength
300 N/mm2 1000 N/mm2
Fracture Toughness K1c
4 MN/m3/2 8 MN/m3/2
Max. Operating Temperature
1900°C 1000°C
Coefficient of Thermal Expansion
8 (10-6/°C) 10 (10-6/°C)
Thermal Conductivity
40 W/mK 2.5 W/mK
Specific Heat
900 J/Kg•°K 500 J/Kg•°K
Electrical Resistivity
>1014 -
Dielectric Constant at 1 Mhz
9.6 -
Dissipation Factor at 1kHz
0.0007 -
   
   
*All properties are room temperature values except as noted.
The data presented is typical of commercially available material and is offered for comparative purposes only.
    
         
         
         
         
Phone 772-283-4966 - Fax: (772) 221-8063 - info@kientec.com
Copyright© Kientec Systems, Inc. 2006 - Privacy Statement