Dumet is a kind of permanent matching with soft glass sealing
double metal alloy materials, has a good thermal expansion
coefficient, mechanical properties, physical properties, etc.Widely
used in electric vacuum components, electric light source device,
semiconductor discrete devices and vacuum electronics. Dumet oxide | Product group | Use | Specifications | Technical parameters | Dumet oxide | For semiconductor use such as Vacuum electronic products of Glass
diode Do-34,Do-35,LL-34 and Do-41 | Φ0.2-1.42mm | Ni(core wire) | 41-43% | 46-48% | | Cu | 20-25% | 14-19% | | Tensile strength | ≤65kg/mm² | | elongation | ＞20% | | Expansion coefficient | Radial:82-92*10-7cm/cm/℃ Axial:82-92*10-7cm/cm/℃ |
White dumet | Product group | Use | Specifications | Technical parameters | White dumet | Insert type bulb for auto light and motorcycle light | Φ0.2-0.5mm | Ni(core wire) | 41-43% | | Cu | 24-26% | | Tensile strength | ≤65kg/mm² | | elongation | ≥20% | | Expansion coefficient | Radial:82-92*10-7cm/cm/℃ Axial:62-65*10-7cm/cm/℃ |
Bright (anti humidity) dumet | Product group | Use | Specifications | Technical parameters | Bright (anti humidity) dumet | Lighting energy-saving lamps, ordinary lamp, small round bulb etc | Φ0.3-0.5mm | Ni(core wire) | 41-43% | | Cu | 21-30% | | Tensile strength | ≤65kg/mm² | | elongation | ≥20% | | Expansion coefficient | Radial:82-92*10-7cm/cm/℃ Axial:62-65*10-7cm/cm/℃ |
Yellow dumet | Product group | Use | Specifications | Technical parameters | Yellow dumet | Energy-saving lamps, auto lamp light use | Φ0.3-0.5mm | Ni(core wire) | 41-43% | | Cu | 23-28% | | Tensile strength | ≤65kg/mm² | | elongation | ≥20% | | Expansion coefficient | Radial:82-92*10-7cm/cm/℃ Axial:62-65*10-7cm/cm/℃ |
Red dumet | Product group | Use | Specifications | Technical parameters | Red dumet | General bulb, holiday light, mini bulb, Christmas lights, small
round bulb | Φ0.3-0.5mm | Ni(core wire) | 41-43% | | Cu | 21-23% | | Tensile strength | ≤65kg/mm² | | elongation | ≥20% | | Expansion coefficient | Radial:82-92*10-7cm/cm/℃ Axial:62-65*10-7cm/cm/℃ |
Boron free dumet | Product group | Use | Specifications | Technical parameters | Boron free dumet | Cold cathode lamp and all kinds of special lamp decoration | Φ0.18-0.6mm | Ni(core wire) | 41-43% | | Cu | 21-30% | | Tensile strength | ≤65kg/mm² | | elongation | ≥20% | | Expansion coefficient | Radial:82-92*10-7cm/cm/℃ Axial:62-65*10-7cm/cm/℃ |
Tinge dumet | Product group | Use | Specifications | Technical parameters | Light tinge sorts | Execution for LCD , computer and TV display screen | Φ0.3-1.2mm | Ni(core wire) | 41-43% | | Cu | 15-25% | | Tensile strength | ≤65kg/mm² | | elongation | ≥18-20% | | Expansion coefficient | Radial:82-92*10-7cm/cm/℃ Axial:62-65*10-7cm/cm/℃ |
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