Main features: This product is made with ceramic linear expansion coefficient similar Kovar material or oxygen-free copper pieces and metal pieces of ceramic by brazing realization of ceramic to metal seal, the sealing piece and the stainless steel argon arc welding, thereby realizing the ceramic pieces and metal pieces of the structure of the air-tight connection.This kind of ceramic to metal seal structure with high sealing strength good air tightness, high reliability.Our company products using sets of letters,flat sealing, the needle to seal the edge seals and sealing structure, which can meet the needs of different customer needs.

Application: This product is used in electric power, electronic vacuum switch tube, a variety of klystron, traveling wave tube,microwave tube,ceramic control, thyristor, trigger, vacuum gauge, night vision equipment, microwave vacuum insulation industry.This product is the use of temperature not exceeding 700 degrees celsius.