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Graphite ring
Product Name: High-Purity Graphite Ring (Ring-shaped Graphite Product)
Summary Overview
High-purity graphite rings are mainly made of high-quality graphite materials. These materials are renowned for their excellent electrical conductivity, thermal conductivity, mechanical strength, and chemical stability. Through advanced molding techniques, these graphite rings can be manufactured into precise ring-shaped structures, ensuring accurate dimensions and excellent performance. We are a reliable graphite ring manufacturer in China, dedicated to producing high-quality industrial graphite ring products. Our products maintain high purity, excellent performance, and can be customized according to different customer application requirements.
Product Details
High-purity graphite rings can be manufactured in various sizes according to different application requirements. The ring-shaped design ensures excellent electrical contact performance and thermal conductivity efficiency. The product features precise geometry, a smooth surface finish, and no cracks, bubbles, or other defects. The graphite ring material has high purity, with a carbon content of over 99%. This ensures excellent electrical conductivity, thermal conductivity, and high-temperature resistance. Our graphite rings can still maintain stable performance under extreme conditions and are widely used in industries such as power, electronics, chemical engineering, and metallurgy.
Product Parameter Specification Table
Parameter Categories
Specific specifications
Explanation
Material purity
≥99.5%
Carbon content, ensuring excellent electrical conductivity performance
Density
1.7 - 1.9 grams per cubic centimeter
According to the adjustment of the molding process
Annular outer diameter
Ø10 - Ø500 mm
Can be customized according to your needs
Inner diameter of the ring
Ø5 - Ø400 mm
Designed in proportion to the outer diameter
Height / Thickness
5-100 mm
Choose based on the application scenario
Electrical resistivity
≤ 10 μΩ·m
Excellent electrical conductivity
Thermal conductivity
100-200 W/m·K
Efficient heat conduction
Working temperature
-200°C to +450°C
Wide temperature range
Compressive strength
≥40 MPa
Excellent mechanical properties
Surface roughness
Ra ≤ 3.2 μm
Precision machined surface
Molding method
Molded forming, machining
Ensure precise dimensions
Product features and applications
Ring-shaped structure design advantage The ring-shaped structure design of graphite rings gives them unique advantages in electrical connection, sealing and heat conduction applications. The ring design provides a uniform current distribution path, effectively reducing the phenomenon of current concentration, and improving the reliability and stability of electrical connection. At the same time, the application of ring-shaped structure in rotating equipment can effectively reduce friction and extend the service life of the equipment.
The size specifications are flexible. We can customize various specifications of graphite rings according to customer needs. The outer diameter ranges from Ø10mm to Ø500mm, the inner diameter ranges from Ø5mm to Ø400mm, and the height ranges from 5mm to 100mm. Whether it is small electronic equipment or large industrial equipment, we can provide suitable solutions.
Excellent material properties Our graphite ring material has a high purity, with a carbon content of over 99.5%. This ensures excellent electrical conductivity, thermal conductivity and chemical stability. The material has a low thermal expansion coefficient and can maintain dimensional stability even under temperature changes, making it suitable for various high-precision applications.
Core advantages list
High-purity materials
Carbon content ≥ 99.5%, ensuring excellent electrical conductivity and thermal conductivity performance
The impurity content is extremely low, and the electrical performance is stable and consistent.
Excellent chemical inertness and strong corrosion resistance
Precise ring-shaped structure
The circular geometric shape is precise, and the dimensional tolerance is controlled within ±0.1mm.
The coaxiality between the inner and outer circles is high, ensuring a uniform current distribution.
The surface is smooth without any scratches, cracks or other defects.
Excellent mechanical properties
Compressive strength ≥ 40 MPa, capable of withstanding high-pressure conditions
Appropriate toughness, with good impact resistance performance
Resistant to wear and tear, with a long service life
Outstanding physical properties
Resistivity ≤ 10 μΩ·m, with excellent electrical conductivity.
Thermal conductivity is 100 - 200 W/m·K, with excellent heat dissipation performance.
Wide working temperature range: -200°C to +450°C
Low thermal expansion coefficient and excellent dimensional stability
Excellent processing performance
It can be machined as needed to achieve precise dimensions.
The surface can be specially treated to improve the contact performance.
Can be combined with other materials for design purposes
Technical Capabilities Details
Our material technology capabilities involve mastering the core technology for high-purity graphite materials. From the selection of raw materials to the entire process of forming and quality control, we ensure consistent purity of the materials. We have established long-term cooperative relationships with high-quality raw material suppliers to guarantee product quality from the source.
Forming processing technology: We employ advanced molding technology and precision machining equipment to produce various graphite ring products with complex shapes. We have mastered a special sintering process to ensure that the products have excellent physical properties and precise dimensions.
The quality control system We have established a complete quality management system, conducting strict quality control throughout the entire process from raw material entry to product manufacturing. We use advanced testing equipment to conduct rigorous tests on key parameters such as the resistivity, thermal conductivity, and mechanical strength of the products.
Customization capability We have strong product customization capabilities. We can design and adjust products according to the specific needs of our customers. We work closely with customers to provide technical support and solutions, ensuring that the products fully meet the application requirements of our customers.
Research and development innovation capabilities: We have a professional R&D team that continuously conducts technological innovation and product improvement. We pay attention to the industry's technological development trends and constantly develop new products and new processes, maintaining a technological lead advantage.
Application areas presentation
Electricity industry
Electrical contact components for high-voltage switches and circuit breakers
As the material for the brushes and slip rings of the motor
Conductive connection components applied to power transmission and transformation equipment
Utilizing its excellent electrical conductivity and self-lubricating properties
Electronics industry
Heat sinks for power semiconductor devices
As the anode and gate material for vacuum tubes
Target materials applied to electron beam tubes
Taking advantage of its stable electrical properties and high-temperature resistance
Chemical industry
Sealing components and gaskets for chemical equipment
As corrosion-resistant components for pipes and pumps
The inner lining material applied to the reactor
Taking advantage of its excellent chemical stability
Metallurgical industry
Electrode materials used in metal smelting
As the insulation and heat-conducting components of the high-temperature furnace
The coating applied to the mold of the continuous casting machine
Utilizing its high-temperature resistance and antioxidant properties
The field of new energy
Conductive plates for fuel cells
As the heat-absorbing material for solar collectors
Electrode materials applied to energy storage devices
Taking advantage of its excellent electrochemical properties
Aerospace and Aviation
Sealing and insulation components for aircraft engines
As thermal control materials for satellites and spacecraft
Braking system applied to aircraft
By taking advantage of its lightweight, high strength and high-temperature resistance properties
Frequently Asked Questions Answered
Q1: What are the main performance advantages of graphite rings? A1: The main advantages of graphite rings include excellent electrical conductivity (resistivity ≤ 10 μΩ·m), good thermal conductivity (thermal conductivity 100-200 W/m·K), high mechanical strength (compressive strength ≥ 40 MPa), wide temperature operating range (-200°C to +450°C), and excellent chemical stability.
Q2: What is the size specification range of the graphite rings? A2: The outer diameter of the graphite rings we provide ranges from Ø10mm to Ø500mm, the inner diameter ranges from Ø5mm to Ø400mm, and the height ranges from 5mm to 100mm. We can customize special specifications according to customer needs to meet the requirements of different application scenarios.
Q3: How does the graphite ring perform in high-temperature environments? A3: Our graphite ring can operate normally within a temperature range of -200°C to +450°C. In high-temperature conditions, it can maintain stable mechanical and electrical properties, without significant thermal deformation or performance degradation. It is highly suitable for high-temperature applications.
Q4: What are the advantages of the ring structure of the graphite ring? A4: The ring structure of the graphite ring provides a uniform current distribution path, effectively reducing the phenomenon of current concentration, and improving the reliability of electrical connection. At the same time, the ring structure has the advantages of low friction and less wear in rotational applications, which can extend the service life of the equipment.
Q5: Can customized graphite ring products be provided? A5: Yes, we offer comprehensive customization services. Customers can customize graphite ring products with different sizes, shapes and performance indicators according to their specific application requirements. Our technical team can closely collaborate with customers and provide professional design suggestions and technical support.
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SIMO (TIANJIN) TECHNOLOGY CO., LTD.
Telephone: 136-4212-5292
Q Q:2767728703
Postal Code: 300350
Email: smkj889@163.com
思摩（天津)科技有限公司
电话:13642125292
传真:022-8861-6121
Q Q:2767728703
邮编:300350
邮箱:smkj889@163.com
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