CUMI manufactures high purity Metallized ceramics for verity of applications with the requirement of alumina content varying from 94% to 99.5%.

Good thermal shock resistance, excellent hermetic sealing, excellent dielectric properties and good insulation resistance makes our products reliable for verity of applications.

We supply products as per custom design with diameter varying up to 7.0” and having complex profiles which can be manufactured. These products can be supplied with as fired or ground surface finish based on your requirement. Closest tolerance can be achieved with our state-of- the-art manufacturing capability.

CUMI supplies brazed components for applications like Feed through insulators and Magnetron tubes, etc.

Products:

• Vacuum capacitors/ Thyristors /PCBs
• Power grid tubes
• Insulator discs, rings and cylinders
• Feed through insulators
• Traveling wave tubes
• Windows
• Power switches
• X-Ray tubes
• Relays
• Laser wave guides and bore tubes
• Special Metallized ceramics for nuclear reactors
• Medical Equipments
• Surge arrestor tubes
• Sensors