Product Announcements:
Metal Balls

304 stainless steel balls offer excellent corrosion resistance and moderate hardness, ideal for automotive components, home appliances, office automation, valves, and precision devices in medical and chemical industries. Read more...

Magnetic 420 stainless steel balls combine high hardness, corrosion resistance, and precision performance for bearings, valves, automotive components, and industrial machinery. Read more...

Manufactured from H62/H65 brass (62% Cu, 38% Zn), these precision brass balls offer excellent machinability and consistent performance for industrial valves, fluid control systems, automation equipment, instrumentation, HVAC systems, and water treatment applications. Read more...

Sunan & Weijie manufactures precision 316 stainless steel balls with excellent corrosion resistance and durability for valves, medical devices, chemical equipment, and industrial applications. Read more...

Sunan & Weijie 302 stainless steel balls combine HRC ≤28 hardness, wear resistance, and corrosion resistance for bearings, automotive components, valves, pumps, medical instruments, and other precision applications. Read more...

High-hardness, corrosion-resistant 302 stainless steel balls for automotive, aviation, hardware, medical instruments, and precision applications. Read more...

Premium 201/304 hollow stainless steel balls engineered for automotive, home appliance, and office automation applications, offering high strength, corrosion resistance, and customizable dimensions. Read more...

Sunan & Weijie's 420 stainless steel balls combine magnetic properties with excellent corrosion resistance and optimal hardness (HRC 50–55), delivering durability and dimensional accuracy for demanding industrial use. Suited to bearings, valves, chain wheels, motorcycle components, and petroleum industry applications requiring both precision and long-term reliability. Read more...

High-strength 1085 carbon steel balls with excellent magnetism and wear resistance, ideal for bearings, chain wheels, and precision engineering applications. Read more...

Durable H62/65 brass balls offering excellent strength, corrosion resistance, and easy customization for valves and switches. Read more...