Copper balls are versatile components made from pure copper, known for their excellent electrical and thermal conductivity, superior corrosion resistance, and high machinability. Available in sizes from 2mm to 50mm with precision tolerances, they are ideal for applications in electrical, mechanical, industrial, and decorative fields. Their polished finish and durability make them suitable for bearings, valves, precision instruments, and more. Custom sizes and special treatments are available to meet specific needs, ensuring high performance and reliability in various environments.

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AISI S-2 Rockbit Steel Balls are high-strength, impact-resistant balls specifically designed for use in drilling tools and heavy-duty applications. Made from S-2 tool steel, these balls offer superior toughness, wear resistance, and fatigue strength. They can withstand extreme conditions, making them ideal for oil drilling, mining, and rock-crushing operations, ensuring durability and long-lasting performance.

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Changzhou Huari specializes in drilling carbon, brass, stainless steel, and other materials in various sizes and hole diameters. Our automated systems can produce up to 5 million drill balls per week for both through holes and partial holes. Our engineers will help you select the ideal drill ball for your application.

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Changzhou Huari specializes in drilling carbon, brass, stainless steel, and other materials in various sizes and hole diameters. Our automated systems can produce up to 5 million drill balls per week for both through holes and partial holes. Our engineers will help you select the ideal drill ball for your application.

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Zirconia balls (ZrO2) feature diameters from 0.1mm to 63.5mm, G5-G40 grade, hardness HRC70-73 (HV1100-1300), and density of 6g/cm³. They offer high strength, low wear, chemical stability, and thermal resistance. Widely used in bearings, valves, nozzles, medical, aerospace, and high-wear environments.

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Silicon Nitride Balls (Si3N4) are lightweight (1.59% the density of steel), hard (HRC75-80), and offer excellent wear and high-temperature resistance (up to 1050°C). Their smooth surface (Ra 0.01-0.1μm) minimizes friction, making them ideal for high-speed bearings, aerospace, oil drilling, and electronics applications.

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High-performance corrosion-resistant deep groove ball bearings. Manufactured from premium AISI 440C (hardened) or AISI 304 (non-magnetic) stainless steel. Engineered for hygiene-critical and corrosive environments such as food processing, medical devices, and marine equipment.

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SUS304, 304, X5CrNi18-10, 08KH18H10, 0Cr18Ni9, steel balls, stainless steel ball

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SUS304L, 304L, X2CrNi19-11, 03KH18H11, 00Cr19Ni11

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X46Cr13, 420C, 1.4034, Z34C14, 40kh13, 4Cr13

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SUS440C, AISI440C, X105CrMo17, 9Cr18Mo

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1010, S10C, DC01, 1.0330, C10C, 1.0214

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