March 19, 2024
Deployed in a cement clinker grinding mill, these high-chromium cast grinding balls feature stable hardness and low breakage. They help us maintain consistent grinding output and lower long-term consumable costs.
High Chrome Steel Grinding Media Balls, manufactured by Ninghu, stand as the epitome of excellence in the realm of wear-resistant materials. With precision engineering and advanced technology, these grinding media balls are designed to enhance efficiency and durability in various industrial processes. As a leading manufacturer and supplier, Ninghu offers a comprehensive solution to meet the diverse needs of industries worldwide.
They are meticulously crafted from high-quality alloy steel, ensuring exceptional hardness, toughness, and wear resistance. With a uniform microstructure and optimized chemical composition, these balls exhibit superior performance in grinding and milling applications. Whether used in cement plants, mining operations, or chemical industries, our grinding media balls deliver consistent results, minimizing downtime and maximizing productivity.
| Mechanical Properties and Microstruture | |||||
| Name | Designation | HRC | Impact Value (J/cm²) |
Microstruture | Falling Times |
| Special High Chromium Alloy Casting Grinding Balls | ZQCr26 | ≥60 | ≥4.0 | M+C | ≥20000 |
| ZQCr20 | ≥60 | ≥4.0 | M+C | ≥20000 | |
| Ultra-high Chromium Alloy Casting Grinding Balls | ZQCr15 | ≥60 | ≥4.0 | M+C | ≥20000 |
| Ordinary High Chromium Alloy Casting Grinding Balls | ZQCr12 | ≥58 | ≥3.5 | M+C | ≥18000 |
| Medium Chromium Alloy Casting Grinding Balls | ZQCr8 | ≥48 | ≥2.5 | P+C | ≥12000 |
| ZQCr5 | ≥47 | ≥2.0 | P+C | ≥12000 | |
| Low Chromium Alloy Casting Grinding Balls | ZQCr2 | ≥45 | ≥2.0 | P+C | ≥10000 |
| Carbide Ductile Iron Grinding Balls | ZQCADI | ≥50 | ≥2.0 | P+C | |
| M-Martensite P-Pearlite A-Austenite C-Carbide | |||||
Ninghu has established itself as a premier manufacturer of wear-resistant materials, backed by cutting-edge production technology and an advanced automated production line. With an annual production capacity of 50,000 tons, we ensure prompt delivery without compromising quality. Our products adhere to stringent quality standards and hold ISO9001 certification, underscoring our commitment to excellence. As designated suppliers to major domestic import and export companies, we uphold our reputation for reliability and integrity.
Ninghu stands as your trusted partner in providing high-quality wear-resistant solutions with our High Chrome Steel Grinding Media Balls. With our commitment to excellence, innovation, and customer satisfaction, we strive to surpass industry standards and exceed your expectations. Contact us today at sunnyqin@nhgrindingmedia.com to experience the difference with Ninghu. Let us propel your business towards greater efficiency and success.
March 19, 2024
Deployed in a cement clinker grinding mill, these high-chromium cast grinding balls feature stable hardness and low breakage. They help us maintain consistent grinding output and lower long-term consumable costs.
June 24, 2025
Used in a copper-ore wet-grinding ball mill, the grinding balls show durable wear resistance under non-stop 24-hour operation. Stable grinding performance reduces frequent mill inspections for abnormal ball damage.
August 12, 2025
Used in an iron-ore grinding mill, these high-chromium cast grinding balls maintain uniform hardness from batch to batch. They withstand sustained heavy-load impacts well with minimal breakage, and reliable wear performance keeps our throughput steady over long operating cycles.
October 07, 2025
Adopted for a gold-ore grinding mill, these high-chromium cast balls have evenly distributed hardness. They hold up well under complex abrasive conditions, and their consistent wear profile helps us achieve fine, uniform particle size throughout service.
January 15, 2026
Applied in a limestone grinding production line, the cast steel balls perform reliably under fluctuating load conditions. Well-balanced wear characteristics effectively cut down unplanned downtime.