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China Professional Manufacturer of Precision Steel Balls for 20 Years

OEM/ODM Services Available | High Precision | Global Exporter

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20+ Years

Industry Experience

Global Reach

Exported to 50+ Countries

OEM/ODM

Custom Manufacturing

About Maozhijie Industrial

Lianyungang Maozhijie Industrial Co., Ltd. has been a trusted manufacturer of precision steel balls and industrial components for over two decades. Based in Jiangsu Province, China, we specialize in high-precision balls used across aerospace, automotive, construction, and industrial machinery sectors.

Our commitment to quality, innovation, and customer satisfaction has positioned us as a leading supplier in the global market. With strict manufacturing process control and stable raw material sourcing, we ensure every product meets international standards.

ISO Certified OEM/ODM Support Fast Delivery Competitive Pricing
Factory Workshop

Our Precision Products

High-quality industrial balls and components for diverse applications

Stainless Steel Ball

Stainless Steel Ball

  • Material: AISI 304, 316, 440C
  • Grade: G3 to G100
  • Size: 0.5mm - 100mm
  • High corrosion resistance
Chrome Steel Ball

Chrome Steel Ball

  • Material: GCr15 / 52100
  • Grade: G3 to G20
  • High hardness & wear resistance
  • Used in bearings and gears
Carbon Steel Ball

Carbon Steel Ball

  • Material: SAE 1010, 1045
  • Hardened & tempered
  • Applications: Valves, tools
  • Cost-effective solution
Grinding Ball

Grinding Ball

  • High Chromium Cast Iron
  • Hardness: HRC 58-65
  • Used in ball mills
  • Long service life
Ceramic Ball

Ceramic Ball

  • Material: ZrO2, Si3N4, Al2O3
  • Non-conductive & corrosion-proof
  • High temp resistance
  • Used in electronics
Steel Shot

Steel Shot

  • Cast steel or cut wire
  • Sizes: 0.2mm - 3.0mm
  • Used in shot peening
  • Surface strengthening
Tungsten Carbide Ball

Tungsten Carbide Ball

  • Extreme hardness (HRA 90+)
  • Wear & abrasion resistant
  • Used in mining & drilling
  • Longest lifespan
Valve Ball

Valve Ball

  • Stainless, brass, or chrome
  • Polished surface finish
  • Used in fluid control
  • Leak-proof design
Brass Ball

Brass Ball

  • Material: H62, H65, H80
  • Good conductivity
  • Decorative & functional
  • Resistant to dezincification
Plastic Ball

Plastic Ball

  • Materials: POM, PTFE, Nylon
  • Lightweight & silent
  • Chemical resistant
  • Used in food & medical
Needle & Rollers

Needle & Rollers

  • High load capacity
  • Low friction
  • Used in roller bearings
  • Precision ground
Slewing Bearings

Slewing Bearings

  • Double row roller design
  • High load capacity
  • Used in cranes & excavators
  • Customizable

Why Choose Maozhijie Balls?

Our competitive advantages ensure reliability, quality, and value

Fast Production & Delivery

Efficient workflow ensures on-time shipment worldwide.

Stable Supplier Materials

Consistent raw material sourcing ensures product uniformity.

Strict Quality Control

Every batch undergoes rigorous inspection and testing.

Competitive Pricing

Direct factory pricing with no middlemen markup.

20+

Years in Business

50+

Countries Served

10M+

Balls Produced Annually

99.8%

Customer Satisfaction

Frequently Asked Questions

What materials do you offer for steel balls?

We manufacture balls from stainless steel (304, 316, 440C), chrome steel (GCr15), carbon steel, ceramic (ZrO2, Si3N4), tungsten carbide, brass, and various engineering plastics.

Do you provide OEM/ODM services?

Yes, we offer full OEM and ODM services. We can customize size, material, grade, packaging, and branding according to your specifications.

What is your minimum order quantity (MOQ)?

Our MOQ varies by product type and customization level. For standard items, MOQ can be as low as 1 kg. Contact us for specific requirements.

How do you ensure product quality?

We implement strict quality control at every stage: raw material inspection, in-process checks, and final testing using precision measuring instruments and hardness testers.

What are your delivery times?

Typical production time is 15-25 days after order confirmation. Shipping time depends on destination and method (air or sea).

Get in Touch

Ready to start a project or have questions? Reach out to our team for expert support.

For inquiries, please visit the official website to send a message. We respond to all requests within 24 hours.

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