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Shougang's Cultural Card | "Silk Steel": A New Chapter of Electrothermal Alloy Technology under Fine Size

2025-03-12

Source: Shougang News Center

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Introduction to Business Cards

The beauty of "steel art" comes from the exquisite technology."Silk steel" is the pinnacle of Shougang Gitane ferrochrome-aluminum alloy wire series of products, the diameter of only one-tenth of the thickness of ordinary A4 paper, the distance of five meters away from the position of almost invisible without the use of bright light irradiation of the steel wire look.It is light, fine, soft in one, is still above 1000 degrees Celsius with high oxidation resistance and toughness of the electric heating alloy fiber materials, and the production process is very complex, the precise design of alloy composition, cleanliness of the heat treatment process, strict control, drawing optimization enhancement of each process can not be taken lightly.The length of nearly 2 meters, 15 cm in diameter cylindrical ingot with more than ten kinds of elements, in the 1600 degrees Celsius high temperature reaction fusion, and then through the Gitane "SPARK" brand of hardcore process of rolling, stretching, in order to produce as light as "fluffy silk" like the"Silk steel".Nowadays, "Silk Steel" is widely used in high-temperature gas purification, automobile exhaust purification and surface combustion technology and other important scientific research fields related to China's environmental governance and transformation and development, and its series of cultural and creative products have also become an important business card of the company's scientific research and technological strength.

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Gitane Company was established in the 1960s and is one of the earliest enterprises in China to research and successfully develop electric heating alloy technology, filling the gap in electric heating alloys in China. Employee first, customer foremost, quality first, and adding glory to the country "is the business philosophy that Gitane Company has long practiced. As a well-established electric heating enterprise that has been passed down for more than 60 years, Gitane Company is full of patriotism, regards product quality as the foundation of the enterprise, and regards technological innovation as its mission. The first scientific research achievement in the global electric heating alloy field, "Silk Steel", is another tool for Gitane Company to break the foreign technology blockade, demonstrating Gitane's quality concept of "high-quality and stable production of high-quality products" and the technological belief of "promoting technological innovation to become Shougang's first competitive advantage".

Practical insights

Since the establishment of the new team of Gitane Company, we have adhered to comprehensive deepening of reforms, made efforts to solve historical legacy problems, focused on improving development capabilities in our main business, adhered to the dual wheel drive of management innovation and technological innovation, comprehensively strengthened basic management, and successfully developed a high-end electric heating alloy product with a diameter of only 0.01 millimeters - "Silk Steel". The quality of our operations has significantly improved, and our sales revenue and profits have increased year by year. We have achieved honors such as the national level specialized and innovative "little giant" and the national level green factory, realizing the rebirth of the enterprise. Over the years, under the leadership of Shougang Group and equity companies, Gtiane Company has achieved fruitful results, which has further strengthened Gtiane Company's path of leading technological innovation, integrating management and business model innovation, and constantly striving for excellence in creating "new quality productivity" in the field of electric heating.

Business Card Stories

Since its establishment in 1956, from Haidian Wire Factory to Beijing Steel Wire Factory, and then to Beijing Shougang Steel Wire Factory and Beijing Shougang Gitane New Materials Co., Ltd., electric heating alloy products are Gitane's starting products and also its "fist" products; From the early days of the founding of the People's Republic of China, when Gitane Company was born with the heavy responsibility of serving the country, to the initial stage of the market economy, when it encountered a "Waterloo", and now truly embarked on the path of high-quality development with technology as the hero, what led Gitane Company to overcome difficulties was not only continuous innovation, but more importantly, the belief in serving the country passed down from generation to generation

 

China has the most complete industrial system in the world and is the largest producer of steel and cement. However, industrial production is accompanied by the generation of high-temperature gases. Fine dust particles and harmful gases require high-temperature filter materials in industrial high-temperature gas purification equipment to have good antioxidant and corrosion resistance, high high-temperature filtration efficiency, and low operating costs. Non metallic fibers are limited in their large-scale application due to their limited operating temperature and high operating costs. For example, diesel vehicles account for about 6% of the total number of motor vehicles in China, but their emissions of nitrogen oxides and particulate matter account for more than 60% and 90% of the total emissions of motor vehicles, respectively. The particulate matter emitted from diesel vehicle exhaust is a toxic air pollution carcinogen that poses a great threat to human health. The catalyst carrier material for diesel vehicle exhaust purification and the emission carbon particle filtration device need to work at high temperatures and come into long-term contact with substances such as carbon monoxide, hydrocarbons, nitrogen oxides, sulfur oxides, and solid suspended particles, which puts higher requirements on the high-temperature oxidation resistance, corrosion resistance, friction and wear resistance of diesel vehicle exhaust purification materials.

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Therefore, we urgently need to develop an electric material that can be used in exhaust gas purification and other fields, to fill the gaps in the domestic high-end market, to break the monopoly of foreign materials, and to solve the problem of environmental pollution caused by harmful gases and solid particles.In order to comply with the needs of China's green development, but also in order to break the foreign monopoly on such materials, Gitane company as a research direction, boldly upgrading the technical route, and promote the transformation of the drawing process, "Silk steel" also came into being.Compared with other materials, iron chromium aluminum metal fiber has a very high carbon particle capture rate, high filtration area and high thermal conductivity, hot start time is very short, good thermal shock resistance, long life, and the material can be renewable, and has a high resistance to oxidation and high temperature resistance, is now widely used in the field of exhaust gas purification.

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Silk steel "was born for green development and has made achievements in many high-end material fields. The single fibers on the "silk steel" silk shaft are often too thin to be perceived by people because a single strand of "silk steel" is only half the diameter of a hair and has twice the softness of cotton. Therefore, "silk steel" is actually a product made by twisting multiple strands of iron chromium aluminum fiber, and can maintain extremely strong toughness and antioxidant capacity at temperatures of over 1000 degrees Celsius. In addition, the bright and shiny metallic luster of the metal fibers themselves, as well as their special functions of conductivity and electromagnetic wave shielding, can be widely used in textiles, filtration equipment, anti-static dust removal bags, metal sintering felt, intelligent heating clothing, heating pads, car seat heating, steering wheel heating, anti-static brushes, etc. High temperature resistant sewing thread, signal transmission, radio frequency identification, civilian electromagnetic shielding clothing, electromagnetic wave shielding cover Products such as automobile exhaust purifiers, high-temperature filter felt, and burners cover various fields such as industry, civil use, and military, and have received unanimous praise from domestic manufacturers, while promoting ecological environment protection and green development in China.

Electrothermal alloys, how would a company that produces them define them?A product or a brand?For gitane, electrothermal alloy is more like a hot brand - born of it, live because of it.From the birth of the company has shouldered the mission to break the monopoly of imported electric heating alloy materials Gitane, after 60 years of change, has now become one of the world's leading enterprises in the field of electric heating alloy, has been changing, is our technical strength, scientific research level, the continuous improvement of the quality management capabilities, the long term unchanged, is the Gitane people's heart of patriotism.

Nowadays, Gitane has developed a series of original cultural and creative products with "silk steel" as the physical carrier, and cooperated with Shougang Garden Service.The lightness, fineness and softness of "silk steel" are perfectly combined with the cultural creativity of Shougang's big diving platform and Dunhuang Flying Sky to make the cold steel artfully processed, and then the craft method of Beijing embroidery is adopted in the eight Yanjing masterpieces to make the collision and fusion of non-heritage culture and steel elements to stimulate the unique artistic effect, which has created a unique artistic effect of "steel wire" to "steel embroidery".This creates a cross-field fusion technology from "steel wire" to "steel embroidery".Using hard steel to do lean embroidery, innovative ideas and create a new category of China's arts and crafts embroidery works, to achieve a new breakthrough in industrial derivatives of craft materials.