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.
In the domain of modern crushing, effectiveness and accuracy are paramount, driving the interest in great steel balls for ball mill. As an essential part of the time spent on material comminution, steel balls assume a significant part in guaranteeing ideal performance and efficiency. At Ninghu, we comprehend the meaning of dependable crushing media, which is the reason we offer an exhaustive scope of steel balls carefully created to meet the most requested necessities of different ventures.
They, also called crushing media balls, are circular parts created from excellent steel, exactly designed to endure the afflictions of rock-solid milling tasks. These balls are accessible in various sizes and measurements to suit different milling applications, guaranteeing a reliable and proficient molecule size decrease. With excellent hardness, durability, and wear resistance, our steel balls convey unmatched performance, making them imperative in the field of material handling.
| 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 stands at the forefront of the industry as a leading manufacturer of wear-resistant materials, backed by state-of-the-art production technology and advanced automated production lines. With an annual production capacity of 50,000 tons, we adhere to stringent quality control measures, ensuring that our products meet the highest standards of excellence. Our commitment to quality is underscored by our ISO9001 quality system certification and our status as designated suppliers for major domestic import and export companies.
Ninghu is your trusted partner for high-quality steel balls for ball mill, offering unparalleled expertise, reliability, and customer service. With our comprehensive range of products, customized solutions, and unwavering commitment to quality, we are dedicated to supporting industries around the world in their pursuit of excellence. If you are interested in partnering with us or have any inquiries, please contact us at sunnyqin@nhgrindingmedia.com.
In conclusion, with Ninghu as your partner, you can rest assured that you are investing in premium-quality steel balls that guarantee superior performance, durability, and efficiency, empowering you to achieve your production goals with confidence and precision.
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.