Extra thin ceramic housings for welding diodes

Extra thin ceramic housings for welding diodes

 


Specifications
Technical
  • Flatness of copper surface：≤0.005mm
  • Parallelism between copper surfaces：≤0.03mm
  • Concentricity between flange and copper：≤0.5mm
  • Leak rate：≤1×10-8 mbarl/s
  • Pull test：≥5kN/cm2
  • Temperature cycling：-65℃~200℃
  • Plating thickness：2-7μm
Main material
  • Ceramic：92%min Al2O3
  • Glaze：Color transparent
  • Flange：SE·Cu or Fe58Ni42(Alloy42) or KOVAR
  • Copper contact：OF·Cu
  • Solder：Ag72Cu28
  • Gate tube：OF·Cu(SE-Cu), Alloy42, STEEL or KOVAR
TYPE Ø D (OD flange) Ø D1 (OD ceramic) Ø d1 (ID ceramic) Ø d (OD contact) h
2" 59,5 57 52 44,5 7
2" spec 62 59 51 44,5 7
2,5" 74,5 72 65 57 6,5
50 mm 73 67 61 50 13,1
68 mm 98,5 90 78 68 13,1
etc.          
special housings          

 

 

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Contact

Alumina Systems s.r.o.

Kladska 916/65
Hradec Kralove
50003
CZECH REPUBLIC

+420 495 407 549