Our goal is to become your true partner in the field of graphite rod in China. Shanghai IUGIS Carbon Industry Co. LTD is a company specializing in the supply of graphite products. Our professional knowledge can effectively solve your problems.The factory has accumulated rich manufacturing experience. Our company is committed to applying advanced manufacturing technology and strict quality control standards to every product. The price is competitive and the product is quality-assured, which is a good choice for your long-term cooperation.
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Why Choose Us
Product Application
Our company's main products are: graphite blocks, spark graphite, graphite rings, graphite split rings, etc. These products are widely used in metallurgy, smelting, scientific research laboratories and other industries.
Our Production Capacity
Our company has advanced production equipment, and the quality and quantity of our products are guaranteed.
Our Service
The company has a professional sales team to provide you with high-quality pre-sales consulting services. During the order production process, customers can communicate with us at any time to understand the production progress. At the same time, we provide high-quality after-sales service to meet the different needs of customers.
Advantages of Graphite Rod
High thermal and electrical conductivity: Graphite rods exhibit exceptional thermal and electrical conductivity, surpassing that of many metals. For instance, their thermal conductivity is higher than iron, lead, and steel, and it increases with temperature.
Cost-effectiveness: Graphite rods are more affordable than metallic heating elements, offering a high-cost performance ratio. They undergo a 20% decrease in electrical resistance when heated, further enhancing their cost-effectiveness by reducing energy consumption.
Energy efficiency: Graphite hot zones and heating elements are energy-efficient due to their stable resistivity and low resistance temperature coefficient. Their modest thermal capacity and ability to create ideal black body conditions (emissivity close to 1) ensure uniform heating and reduced energy waste.
Durability and longevity: Graphite rods are durable and long-lasting, especially when properly maintained. They are easily repairable and can be protected with sacrificial layers to extend their lifespan.
Clean surface production: Graphite rods can produce parts with bright, clean surfaces, which is crucial in applications requiring high-quality finishes. Although carbon dust May occasionally adhere to the surface, this issue can be mitigated with proper maintenance.
Lightweight and low density: Graphite's low density and reduced weight make it an ideal material for furnace chambers and other applications where weight is a concern. Its modest thermal capacity ensures quick heating and cooling cycles, improving operational efficiency.
Application of Graphite Rod
Foundry industry
Graphite rods are used in the foundry industry for melting and casting metals. They can act as heating elements or crucibles in furnaces.
Electrolysis
Graphite rods are used as electrodes in electrolysis processes, where they conduct electricity to facilitate chemical reactions, such as the production of aluminum and other metals.
Lubricants
Graphite is used as a dry lubricant in various industrial applications. It can reduce friction and wear in certain situations.
Heat exchangers
Graphite rods are sometimes used in heat exchangers due to their ability to withstand high temperatures.
Electrical conductivity testing
Graphite rods are used in electrical conductivity testing, where they can be part of a circuit to measure the conductivity of different materials.
Thermal insulation
In some applications, graphite is used as a thermal insulator due to its low thermal conductivity.
Types of Graphite Rod
JC3 Fine-Grained Graphite Rods: JC3 is a high-density, fine-grained graphite rod known for its machinability and high temperature tolerance, ranging from 5432°F to 3000°C. This grade, known as extruded graphite JC3, has an apparent density of 1.72 to 1.74 g/cc. Its properties provide excellent electrical conductivity, and JC3 graphite rods can be machined to very precise tolerances.
JC4 Fine-Grained Graphite Rods: JC4 is a robust, fine-grained graphite rod that is machinable and designed for medium temperature applications, with a heat treating range of 1355°F to 735°C. This grade, known as extruded graphite JC4, has a density of 1.76 g/cc.
Superfine Molded Graphite Rod: This graphite rod features a super fine grain size, high density, inertness, and superior strength, and is molded for optimal performance. It is recommended for high-temperature applications in metal, glass, and electrochemical processes.
Medium Grained Graphite Rods: These rods are designed for both roughing and finishing tasks in a range of industrial applications. They are manufactured using an alternative process that reduces costs compared to the isostatic molding method.
Coarse Grained Graphite Rods: Coarse grain graphite rods are preferred in various situations where their properties are suitable for the application. Typically, these rods are made from extruded graphite. The particle size of this graphite material ranges from 1.016 mm to 6.096 mm, and it contains a high volume of pores.
Higher Density Graphite Rods: High-density graphite is a unique material characterized by its exceptional strength, density, and fine microstructure. It is suitable for manufacturing rods due to its ability to withstand extremely high temperatures while retaining its shape and strength.
Pyrolytic Carbon Coated Graphite Rods: A pyrolytic carbon layer applied to graphite enhances gas barrier properties, boosts oxidation resistance, and prevents particle release. This layer is formed using a Chemical Vapor Deposition (CVD) process. Like graphite, pyrolytic carbon coatings offer excellent thermal stability and chemical inertness.
Specification of Graphite Rod
Production Process of Graphite Rod
Compression molding: Compression molding is a shaping technique where a material is first softened and then pressed into the form of a mold. The process begins with preheating the material before placing it into an open, heated mold or cavity. The mold is then closed and pressed down by a plug as the material softens.
Mold preheating: Before use, the mold must be prepared through several standard steps: Cleaning it thoroughly, applying a release agent, and heating it to enhance the viscosity of the material when it is eventually loaded.
Charge preparation: Compression molding can be performed on various materials, leading to a wide range of compositions, sizes, shapes, conditions, and packaging. Preparation transforms the material from its original delivery state into one that is suitable for compression.
Charge loading: This involves positioning the material in the lower part of the mold to achieve optimal compression results. The material is then introduced into the mold according to its design, required thickness, and other specific factors.
Rod compression: Relative motion is created to bring the two mold halves together as closely as possible. As the halves move closer, the material is compressed. This compression helps the material to fill the entire intended volume within the mold's cavity, ensuring the correct density of the final product and aiding in its curing process.
Curing in the molding process: This stage of the molding process helps the compressed material solidify into the final product. Setting and hardening May require lowering the temperature or using hardening agents and catalysts. Curing methods include condensation and addition types.
Mold cooling: Cooling is crucial for preparing the mold for future molding cycles by achieving the desired temperature. It ensures the mold develops the necessary thermal and mechanical properties for effective removal and storage or use.
Graphite ejection: Ejection involves removing the graphite from the mold after curing. This process is often automated, utilizing a plunger from the mold's underside or a separate suction system.
Other Service of Graphite Rod
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Package |
Wooden case |
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Shipping |
Air/Sea/Express |
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Payment |
T/T, Western Union, Paypal (For Sample Fee & Courier cost) |
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Lead Time |
5-7 Weeks |
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Supply Ability |
1000 Tons/ Month |
As one of the most professional graphite rod manufacturers and suppliers in China, we're featured by quality products and good service. Please rest assured to buy graphite rod made in China here from our factory.
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