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Shandong Gangyan Unveils Next-Gen Grinding Ball Technology at EXPOMIN 2025

Tai’an, China – April 2, 2025Shandong Gangyan Grinding Ball Co., Ltd., a global leader in grinding media solutions since 1994, will showcase its revolutionary Eco-Chrome Series grinding balls at the upcoming EXPOMIN 2025 in Santiago, Chile. This breakthrough technology promises to redefine efficiency standards for copper and gold mining operations worldwide.

Industry-Changing Innovation

The newly developed Eco-Chrome Series grinding balls feature the following cutting-edge improvements:

  • 22% Longer Lifespan: The Eco-Chrome grinding balls offer a significantly longer lifespan, reducing the frequency of replacements and enhancing productivity.

  • Hardness up to HRC 63 (verified by TÜV Rheinland): Designed for high performance, these balls provide superior hardness, ensuring greater durability and resistance to wear in tough mining environments.

  • 30% Lower Breakage Rate: The Eco-Chrome balls boast a 30% reduction in breakage rate compared to conventional high-chrome balls, ensuring smoother operations and minimizing downtime.

  • Energy-Saving Performance: With a 15% reduction in mill power consumption, the Eco-Chrome balls enhance energy efficiency, contributing to more sustainable mining operations.

  • Codelco-Approved Performance: The performance of the Eco-Chrome Series has been certified by Codelco, the world’s largest copper producer, after successful field tests.

  • REACH-Compliant Composition: The Eco-Chrome Series meets the 2025 EU regulations, with a chromium content below 0.8%, ensuring compliance with environmental standards.

  • Fully Recyclable Materials: These grinding balls are made from fully recyclable materials, aligning with the industry’s push for sustainable mining practices.


Technical Highlights

Parameter Eco-Chrome Series Industry Standard
Hardness (HRC) 62-64 58-60
Impact Value (J/cm²) 18 15
Roundness Tolerance ±0.3mm ±0.5mm

Market-Ready Solutions

  • Stock Availability: 5,000 MT of Eco-Chrome grinding balls ready for immediate shipment, ensuring quick delivery to meet customer needs.

  • Custom Sizing: Available in sizes ranging from Φ70mm to Φ125mm, optimized for SAG mills, making them suitable for various mining operations.

  • Technical Support: Our multilingual engineers are available 24/7 to assist with product inquiries and ensure a smooth implementation of Eco-Chrome grinding balls into your operations.


EXPOMIN 2025 Participation

Visit us at Booth #D-215 to:

  • Witness live product demonstrations: See the Eco-Chrome Series grinding balls in action and experience their performance firsthand.

  • Receive free sample testing kits: Get 50kg sample kits to test the performance of Eco-Chrome balls in your own mills and operations.

  • Get an exclusive whitepaper: Download our 2025 Grinding Media Optimization Guide”, offering valuable insights into maximizing grinding efficiency and reducing operational costs.


Contact for Pre-Show Meetings:

To schedule a meeting with our team before the event:

  • 📧 Email: bbsgx@163.com

  • 📱 Phone/WhatsApp: +86 151 6380 0896 (WhatsApp/WeChat)