Material: ceramic and copper Application: for power system control element Packing: inner clipboard, in carton

Detailed Product Description

Main material:Ceramic parts: ≥94% Al

2

O

3

Glaze: color white or pink, T≥1,450°Flange: TU1 (OFHC Cu) or Ni

42

Fe

58

alloyCopper contact: TU1 (OFHC Cu)Solder: Ag

72

Cu

28

alloyGate tube: TU1 (OFHC Cu) or Ni

42

Fe

58

alloyTechnical specificationsThe all products can reach to the below standards Leak rate: ≤1 x 10-9 bar cm

3

/sec with heliumFlatness of copper surface: ≤0.01mmParallelism between copper surfaces: ≤0.03mmConcentricity between flange and copper: ≤0.5mmPull test: ≥5kN/cm

2

Temperature cycling: -65° - 200°, 5 circlesNickel plating thickness: 3-7μm

ceramic diode