1. What materials of steel balls can you provide?

We supply various materials, including stainless steel (304, 316, 420, 440C), chrome steel (GCr15 / AISI52100), carbon steel (AISI1010, AISI1045), brass, aluminum, ceramic, and plastic balls, suitable for a wide range of industrial applications.

2. What is your precision grade?

Our precision grades range from G10 to G1000, with commonly used grades such as G10, G20, G40, and G100. All products comply with ISO 3290, AISI, and DIN standards for use in high-precision bearings and machinery.

3. Can you provide samples?

Yes. Free samples are available for standard sizes (freight collected). Samples are usually shipped within 3–5 days for customer testing and approval.

4. What is your packaging method?

We use multi-layer anti-rust and moisture-proof packaging:

• Inner: anti-rust oil + plastic bag

• Middle: shockproof foam

• Outer: carton or wooden box
  Customized labels or export packing are also available upon request.

5. What is your minimum order quantity (MOQ)?

For standard sizes, the MOQ is 100 kg.
For custom-made or special materials, the MOQ can be adjusted flexibly, and small trial orders are welcome.

6. How long is the lead time?

Common sizes are in stock and can be shipped within 3–7 days.
Customized orders take around 15–25 days, depending on quantity and specifications. Each batch undergoes strict inspection before shipment.

7. Do you provide inspection or test reports?

Yes. We offer Material Certificates, Dimensional Reports, Hardness Tests, and Salt Spray Test Reports, ensuring traceable and reliable quality data.

8. Which countries do you export to?

Our steel balls are exported to the USA, Germany, Japan, Korea, India, Turkey, Brazil, Italy, Poland, and over 30 countries, widely used in bearings, automotive parts, tools, and industrial machinery.

9. Can you customize sizes or surface finishes?

Yes, we support non-standard customization, including special sizes, plating (nickel, zinc, chrome), polishing, coating, drilling, and rubber-covered balls, according to your drawings or samples.

10. What are your advantages?

Integrated manufacturing & trading — competitive price and delivery
Complete quality control and traceability system
Large inventory of various materials and sizes
OEM / ODM customization available
Rich export experience & quick customer response

Conclusion

Choosing the right steel ball supplier means choosing reliability and long-term partnership.
We adhere to the principle of “Quality First, Service Foremost”, providing high-precision and high-performance ball solutions for global customers.