
Dumet Wire 0.35mm Red Color Used as Sealing Material For All Kinds of Light Bulb
Shanghai Tankii 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.
Dumet wire is widely used in electric vacuum components, electric light source device, semiconductor discrete devices and vacuum electronics.
Size: 0.2~1.42mm
Wire Color: As per customer's request
Application: lamp filament
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/ºC Axial:62-65*10-7cm/cm/ºC |
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/ºC Axial:62-65*10-7cm/cm/ºC |
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/ºC Axial:62-65*10-7cm/cm/ºC |
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/ºC Axial:62-65*10-7cm/cm/ºC |
Tankii Package:
Carton Box, Wooden case
Delivery time: 5~20 days as per the order qty
Shanghai Tankii Alloy Material Co.,Ltd
Shanghai Tankii Alloy Material Co., Ltd.specialized in production of Resistance Heating Alloy, Nickel Chromium Alloy, Iron Chromium Aluminum Alloy, Nickel Aluminum Alloy, Manganin, Copper Nickel Alloy, thermocouple wire, pure nickel and other precision alloy materials in the form of round wire, ribbon wire, sheet, tape, strip, rod and plate.
We’ve already got ISO9001 quality system certificate and approval of ISO14001 environmental protection system.
We own a complete set of advanced production flow of refining, cold reduction, drawing and heat treating etc. We also proudly have independent R&D capacity.
Shanghai Tankii Alloy Material Co., Ltd has accumulated lots of experiences over forty years in this field. During forty years, hundreds of management elites and high science and technology talents were employed.They participated in every walk of the company life, which make our company keep blooming and invincible in the competitive market.
Based on the principle of “first quality, sincere service”, our managing ideology is pursuing technology innovation and creating the top brand in the alloy field. We persist in Quality - the foundation of the survival. It is our forever ideology to serve you with full heart and soul. We committed to provide customers all over the world with high-quality, competitive products and perfect service.
Our products, such us nichrome wire, nichrome strip, fecral wire, fecral strip, thermocouple wire, nickel wire, nickel strip have been exported to Europe, USA, India, Southest Asia, South America,etc.
We are willing to establish strong and long-time partnership with our customers