Kovar wire 1.Specilizing in kovar material 2. Have ISO9001:2008, RoHs,Test Report 3. A professional factory
Note:
Dumet Wire/Copper-clad nickel-iron wire
Dumet wire is used as seal materials for glass-to-metal of electro-vacuum device,it is manufactured by wrapping or electroplating copper on the Fe-Ni alloy bar;or wires surface by drawing , annealing and borating treatment.seal test and method passes according to the national standard GB11248-89.this kind of product includes red dumet wire,pale(golden yellow)dumet wire,white dumet wire,non-B dumet wire,luminous(moisture-proof) dumet wire,etc.
Applications:
1)For making incandescent lamps,vacuum valves.
2)Production of leads for match-sealing electronic tubes,bulbs and semi-conductors to soft glass ,and also for automobile head lamps.
Note: The values in the table are for reference only.
Specification: Plate, sheet, strip, rod, bar, wire, tube.
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Dumet Wire
