product name:DBC Sappire ceramic,99.99% al2o3 ceramic substrate,ceramic PCB,TiWCu ceramic metallization
material: Al2O3:99.99% MgO: 0.005% TiO: 0.003% Other: 0.002%
process:hydrothermal exchange method
crystal orientation: C
thermal conductivity:53 W/m.k dielectric constant:13.2 T C
thermal expansion coefficient:6.2*10-6/℃
density:4.15 g/cm3 light transmittance: >65%
pressureless sintering temperature:1880 deg c
hardness: >9 compressure strength:>350 Mpa
volume resistance:> 1014
dielectric breakdown strength:25 Kv/mm flatness:< 5um
thickness:0.11mm metallization material:TiWCu
Ti layer thickness:12um W layer thickness:13um
Cu layer thickness:3.5um
Contact: Mr. Yi
Phone: 86-15607385226
Tel: 86-0738-6656829
Email: davidyikchung@hotmail.com
Add: Shuxin Park, Huaxin District, Shangmei Town, Xinhua County, Hunan Province, China