Your Professional Copper Ball Supplier
We have two factories to produce our balls , one is Located in Henan province (cover 10000 square meters and with more than 200 sets machines), another is located in Shandong province (cover 5000 square meters and with more than 50 sets machines).
As plastic ball supply ,we also produce (304 316 316L 440C 420C) stainless steel ball, brass copper ball,(soda-lime&borosilicate) glass ball,Ceramic ball ,Tungsten Carbide Ball, sattelite steel ball,Aluminum Balls . Sizefrom 0.3mm to 100mm Grade from G5 to G1000.
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Pure Copper Sphereitem:Pure Copper Sphereview more
Size:0.4mm-25.4mm
material:99.99% pure copper
Grade:G100-G1000
Surface:polish mirror
Hardness:HB40 -
High Precision Copper BallItem:High Precision Copper Ballview more
Material:99.9% pure copper
Size:1mm-25.4mm
Grade:G100-G1000
Hardness:HB40
Surface:polished and mirror -
Copper SphereA Copper Sphere is made by cold heading a copper wire, followed by further grinding and polishing to achieve a certain roundness and tolerance. Copper balls are in high demand in the market and are a widely used basic component.view more
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Solid Copper BallSolid Copper Ball are also known as solid pure copper beads. Their specific gravity is 8.96 g/cm³. They are formed by twisting pure copper wire, then cold heading, grinding, and polishing. Due to its conductive and heat-conductive...view more
Certification
Thanks to our extensive experience, our qualified and dedicated employees and the implementation of systematic quality management, we are able to ensure consistently high product quality and let our factory already got ISO SGS ROHS REACH certificates.
Quality Assurance
Our technical engineer has over 30 years experience . After finished to produce balls, we will take sample balls from the batch are sent for final audit to check for surface roughness, roundness, waviness, lot size variation and hardness in a sophisticated laboratory, according to specified control plans and dock audit procedures. Once all requirements are met, a test certificate is then prepared for the customer.
Customization
Plastic balls can be customized with non-standard specifications, or with hole design ,color customization and Size customization.
If you need to customize other products, please state your requirements or provide drawings. We will have professional engineers provide you with professional services to meet your requirements.
Copper Ball
Copper Balls possess a range of properties that make them highly versatile and valuable in various industries. They are renowned for their outstanding electrical and thermal conductivity, which is why they are often used in electrical components, connectors, and heat dissipation systems. Copper Balls also exhibit excellent corrosion resistance, particularly in atmospheric and marine environments, where they form a protective oxide layer that prevents further degradation. This characteristic ensures long-term durability and reliability, even in harsh conditions.
Copper Balls Specifications:
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Grade |
200 |
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Formula |
Cu |
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Diameter |
1/2/3 mm, or customized |
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Sphericity |
5.08µm |
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Type |
Precision Sphere |
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CAS Number |
7440-50-8 |
The Benefits of Copper Spheres

Excellent Conductivity
Copper is well-known for its superior electrical and thermal conductivity. Copper spheres benefit from this property, making them an ideal choice for electrical and electronic components. They are used in switches, relays, and precision instruments where efficient transmission of electricity or heat is critical.
Corrosion Resistance
Copper has natural corrosion-resistant properties, especially in various environmental conditions. Copper spheres can withstand exposure to moisture and many chemicals without degrading, which makes them suitable for outdoor applications or in industries like marine engineering and plumbing.
Antimicrobial Properties
One of copper’s unique features is its antimicrobial ability. Copper spheres can inhibit the growth of bacteria, viruses, and fungi. This makes them particularly useful in medical devices, hospital environments, and water treatment systems, helping to reduce the spread of infections.
Durability and Strength
Despite being relatively malleable, copper has a high level of durability. Copper spheres offer a balance between strength and flexibility, making them durable yet easy to work with during manufacturing. They can endure mechanical stress, making them useful in applications such as bearing components and mechanical systems.
Aesthetic Appeal
Copper has a distinct, attractive reddish-brown color that enhances its aesthetic value. This makes copper spheres popular for decorative purposes, including in sculptures, architecture, and home décor. Over time, copper can develop a green patina, adding a historic or artistic appeal to its surface.
High Recyclability
Copper is highly recyclable without losing its essential properties, making copper spheres an environmentally sustainable choice. The recycling process uses less energy compared to the extraction and refinement of new copper, contributing to resource conservation and environmental protection.
Versatility Across Industries
The combination of electrical conductivity, corrosion resistance, antimicrobial properties, and aesthetic appeal allows copper spheres to be applied in a wide range of industries. From electronics to health care, industrial manufacturing to architecture, copper spheres play a vital role in improving product performance and enhancing design.
Heat Dissipation
Copper spheres are effective at dissipating heat, which is important in high-temperature environments. This quality makes them suitable for heat exchangers, cooling systems, and applications where temperature regulation is crucial.

Applications
Copper spheres have many applications, including use in electrical and electronic components, as a calibration standard, jewelry, and even in artistic works. The sphere's high thermal conductivity helps to dissipate heat, making them ideal for use in cooling systems, while the high electrical conductivity helps to ensure an uninterrupted flow of electricity. Pure copper spheres are also used in medical applications due to their antibacterial properties.
FAQ
We're well-known as one of the leading copper ball manufacturers and suppliers in China. Our products are highly appreciated in both domestic and overseas market. Please rest assured to wholesale custom made copper ball from our factory.
3mm Copper Bead, copper ball balls, large solid copper ball
