1/3/5/10 Pieces of Thin Square ALUMINA CERAMIC SHEETS - .020" (.5mm) Thick X 4" X 4" - Alumina 96% - Fully Fired Ceramic Substrate

1/3/5/10 Pieces of Thin Rectangular ALUMINA CERAMIC SHEETS - .020" (.5mm) Thick X 4" X 4" - Alumina 96% - Fully Fired Ceramic Substrate Thin Square Alumina Ceramic Sheet. This material has very high hardness, very high stiffness, very good corrosion resistance to chemicals at high temperature, or use temperature. They may be used for a variety of electrical, mechanical, and thermal applications. Uses include: Jewelry Making Laser cutting or metalizing Firing in a high temperature kiln Electronic substrates Sculptural works of art Applications requiring high wear or abrasion resistance Features and specifications: Temperate resistance to 3100F (1700C) Size: 4" x 4" Thickness: 0.02" (0.5mm) Density: 3.9 g/cm3 Water Absorption or Porosity: 0% Thermal Conductivity: 25 W/m* K Specific Heat: 0.9 J/g*K Compressive strength: >12000 MPa