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High-Quality Graphite Electrode for Sale RP Graphite Electrode1
Graphite ProductsGraphite ElectrodeRP Graphite Electrode
Jiangxi Ningheda New Material Co., Ltd.
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Product Description High-Quality Graphite Electrode for Sale RP Graphite ElectrodeWhat is graphite electrode?Graphite electrodes are typically produced using a multi-step process.Raw Material Preparation: The process begins with the selection and preparation of high-quality petroleum coke and needle coke as the primary raw materials. These materials are carefully inspected and blended to achieve the desired chemical and physical properties.Mixing and Forming: The selected raw materials are mixed with coal tar pitch and other additives to create a homogeneous paste. This paste is then formed into the desired electrode shape using molding techniques such as extrusion or vibration molding.Baking: The formed electrodes are then baked in a controlled environment to remove volatile components and to convert the raw materials into a solid carbon structure. This process may involve several stages of heating in a furnace, gradually increasing the temperature to achieve the desired density and strength.Impregnation and Graphitization: After baking, the electrodes may undergo impregnation with a resin or pitch to improve their density and strength. Subsequently, the electrodes are graphitized by subjecting them to extremely high temperatures in a special furnace. This process converts the carbon structure into graphite, enhancing its electrical conductivity and heat resistance.Machining and Quality Control: The finished graphite electrodes undergo precision machining to achieve the required dimensions and surface finish. They are then subjected to rigorous quality control measures to ensure that they meet the specified mechanical and electrical properties.Packaging and Shipping: Once the graphite electrodes have passed the quality control checks, they are carefully packaged to protect them from damage during transportation and then shipped to customers for use in electric arc furnaces. It's important to note that the production process may vary slightly depending on the specific requirements of the end application and the manufacturer's proprietary techniques. Additionally, environmental and safety considerations are integral parts of the production process to ensure that the manufacturing operations are carried out responsibly.Applications of graphite electrodeGraphite electrodes are commonly used in electric arc furnaces for the production of steel and other metals. They are essential components for conducting high levels of electricity to melt and refine steel scrap and other raw materials. Graphite electrodes are made of graphite, a form of carbon known for its high electrical conductivity and thermal resistance. These qualities make graphite electrodes well-suited for the extreme conditions within electric arc furnaces.Standard sizes of graphite electrodeStandard Diameter RP Graphite ElectrodeHP Graphite Electrode UHP Graphite ElectrodemmAllow Current Capacity (A) Current Density(A/cm2)Allow Current Capacity (A)Current Density(A/cm2 )Allow Current Capacity (A)Current Density(A/cm2 )751000-140022-31 1001500-240019-30 1302200-340017-26 1503000-450016-25 2005000-690015-215500-900018-25 2507000-1000014-208000-1300018-258100-1220020-3030010000-1300014-1813000-1740017-2415000-2200020-3035013500-1800014-1817400-2400017-2420000-3000020-3040018000-2350014-1821000-3100016-2425000-4000019-30How to choose graphite rod?When choosing graphite electrodes for a specific application, there are several key factors to consider.Here are some important considerations:Electrode Grade: Graphite electrodes are available in different grades, each designed for specific applications based on factors such as current-carrying capacity, thermal conductivity, and resistance to thermal shock. Select an electrode grade that is suitable for the operating conditions of the electric arc furnace or other high-temperature applications.Electrode Size: Consider the diameter and length of the graphite electrodes based on the specific requirements of the furnace or application. Factors such as power input, furnace design, and metal smelting process will influence the electrode size needed.Electrical Conductivity: Evaluate the electrical conductivity of the graphite electrodes, as this will determine their performance in carrying electrical current and generating the necessary heat for the smelting process.Thermal Expansion: Choose graphite electrodes with a low coefficient of thermal expansion to minimize the risk of cracking or damage during rapid temperature changes and thermal cycling.Mechanical Strength: It is important to consider the mechanical strength and resistance to mechanical vibrations and impacts, especially for applications involving high-power electric arc furnaces.Chemical Inertness: Verify that the graphite electrodes exhibit good chemical inertness and resistance to chemical reactions with molten metals and slag, which are essential in steelmaking and other metallurgical processes.Manufacturer Reputation: Consider the reputation and track record of the graphite electrode manufacturer, including factors such as product quality, consistency, and customer support.Cost and Longevity: Balance the initial cost of the electrodes with their expected service life to ensure an optimal balance between performance and cost-effectiveness.Environmental and Safety Standards: Ensure that the graphite electrodes comply with relevant environmental and safety standards, and consider the environmental impact of their production and disposal. By carefully evaluating these factors and consulting with graphite electrode manufacturers or industry experts, you can make an informed decision when choosing the most suitable graphite electrodes for your specific application. Company ProfileEstablished in 2017, located in Fengxin Industrial Area, Yichun City, Jiangxi Province, China, Jiangxi Ningheda New Material Co., Ltd. is the subsidiary company of Jiangxi Ningxin New Material Co., Ltd.Jiangxi Ningxin New Material Co., Ltd. is an enterprise which specializes in R&D, production and sale of special graphite. The total investment is RMB 180 million. It covers an area of more than 70000 square meters and produces 10000 tons of special graphite annually, which makes Ningxin to be the leading enterprise in the domestic industry.On November 8th, 2016, Ningxin was listed of Chinese new third board. The stock abbreviation is Ningxin New Material, and stock code is 839719.Jiangxi Ningheda New Material Co., Ltd. is mainly engaged in graphite product processing, graphite product matching service, providing graphite materials, graphite electrode and graphite products for the lithium industry, rare earth industry, machinery industry, aerospace, semiconductor and solar photovoltaic industry, together with the corresponding products technical service and technical application of update programWith excellent production technology, good customer service, high market share, and relying on the advantage of new material, capital and management of parent company (Jiangxi Ningxin New Material Co., Ltd.), Jiangxi Ningheda New Material Co., Ltd. develops quickly. We devote to the extension of the special graphite industry chain, and make contributions for building the future whole graphite industry strategy.Advantages of Ningheda graphite raw material1. The processing materials are ultrafine granule structure, high purity and graphite with high graphitization degree.2. High hardness, good anti-oxidation performance and high machining accuracy3. Good conductivity, high resistivity, sufficient mechanical strength4. Small porosity and dense structure.5. Excellent thermal shock resistance, conductive and thermal conductivity.6. High temperature resistance, corrosion resistance, acid and alkali resistance, good wear resistance.7. Surface can be treated with anti-oxidation.FAQ Q1. Are you a factory or trading company?A: We are an ISO9001-Qualified processing manufacturer with 70000 square meter factory area.Q2. Can you introduce your main products?A: Sure.Jiangxi Ningheda New Material Co., Ltd. mainly produces graphite products, we can offer customized shape according to customers' specific demand. Our Graphite Products, including molded graphite products, isostatic graphite products, extruded graphite products, vibration moulding graphite products. We can produce a lot of graphite products, like graphite mold, graphite casting die, graphite heating element, graphite crucible, graphite sealing ring, graphite tube, graphite rod, graphite edm, graphite block etc.Q3.What is your MOQ?A: 1 piece (graphite block, graphite rod, graphite box, graphite mold, graphite material, graphite seal ring, graphite crucible, graphite products, graphite sintering mold, graphite heater etc.).Q4. Can you offer free samples?A: Yes, usually we can offer free sample for you to check the quality, but do not afford express charge.However, if the sample is expensive, like large size, we has to charge basic cost of the sample. And Samples delivery time will be about 3-10 days.Q5. When can I get the price?A: We will reply you within 24 hours after getting your detailed requirements, like size, quantity etc. If it is an urgent order, you can call us directly.Q6. Do you accept OEM or ODM orders?A: Yes, of course, most of our products are customized.Q7. How about your delivery time?A: Usually 7 to 25 days after payment.Q8. Do you test your goods before delivery?A: Yes, we have strict inspection system.Q9. How do you keep long-term business relationship?A: 1. Good quality and competitive price to ensure mutual benefit;2. Quick reply and sincere service.Notice: When you contact us, please show us the accurate drawing and your selected graphite material information, then we can offer you accurate price.Packaging & ShippingPackaging: export standard wooden case.Delivery Detail: 15~30 working days after confirming order.Sea Port: Shanghai or other port of China Mainland.High-Quality Graphite Electrode for Sale RP Graphite Electrode
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