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Chrome Steel Grinding Media Balls

Chrome Steel Grinding Media Balls

This type of grinding balls are produced with different chemistries、 steel and cast iron, with chrome contents ranging from 1% to 32% and sizes ranging from 4.8mm to 150mm. Different heat-treatment cycles are used to impart specific metallurgical properties depending on the intended application. Whether the predominant wear mechanism is abrasion, corrosion or impact, NINGHU can offer a product to suit.

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What is Chrome Steel Grinding Media Balls?

Chrome steel grinding media balls are indispensable tools in various industries where grinding and milling processes are essential for production. These balls, made from great chrome steel, offer remarkable toughness, effectiveness, and unwavering quality, settling on them the favored decision for various applications.With meticulous design and precision manufacturing, these grinding media balls elevate performance, ensuring optimal results in diverse industrial processes.

Advantages and Features

  1. Exceptional Wear Resistance: They are renowned for their outstanding wear resistance, making them ideal for harsh grinding environments. They withstand high impact and abrasion, ensuring prolonged usage without compromising performance.

  2. High Hardness: These balls exhibit impressive hardness, enabling them to efficiently grind various materials, including ores, minerals, and chemicals. Their superior hardness enhances grinding efficiency, resulting in finer particle size distribution and improved product quality.

  3. Superior Strength: It boast superior strength, enabling them to withstand heavy loads and intense grinding conditions. Their robust construction ensures consistent performance, even under extreme pressures, ensuring uninterrupted production processes.

  4. Excellent Corrosion Resistance: With a chromium content of more than 10%, these balls offer superb erosion obstruction, forestalling rust and debasement, even in destructive conditions.This feature extends the lifespan of the grinding media, reducing replacement frequency and maintenance costs.

  5. Precision Manufacturing: Each chrome steel grinding media ball undergoes precise manufacturing processes, ensuring uniform size, shape, and surface finish. This meticulous craftsmanship guarantees consistent performance and optimal grinding efficiency in every application.

Technical Parameters

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

Process Flow

  1. Raw Material Selection: High-quality chromium alloy steel is carefully chosen to ensure optimal performance and durability of the grinding media balls.

  2. Melting and Casting: The selected raw materials are melted in electric furnaces at precise temperatures to achieve the desired composition. The molten metal is then poured into molds to form spherical blanks.

  3. Heat Treatment: The blanks undergo heat treatment processes such as quenching and tempering to enhance their hardness, toughness, and overall mechanical properties.

  4. Grinding and Polishing: The heat-treated balls are ground and polished to achieve precise dimensions, smooth surface finish, and uniform hardness distribution.

  5. Quality Inspection: Each chrome steel grinding media ball undergoes rigorous quality inspections, including dimensional checks, hardness tests, and visual examinations, to ensure adherence to strict quality standards.

Application Fields

  1. Mining Industry: These grinding media balls are extensively used in the mining industry for grinding ores and minerals to extract valuable metals and minerals efficiently.

  2. Cement Industry: Chrome steel grinding media balls are vital components in cement manufacturing, where they are employed in grinding raw materials and clinker to produce high-quality cement products.

  3. Chemical Industry: These balls find applications in the chemical industry for grinding various chemicals and compounds, ensuring precise particle size reduction and homogeneous mixing.

  4. Power Plants: Grinding media balls are utilized in power plants for pulverizing coal and other fuels in coal-fired boilers, ensuring efficient combustion and energy generation.

  5. Pharmaceutical Industry: These grinding media balls are used in the pharmaceutical industry for grinding active pharmaceutical ingredients (APIs) and excipients to produce pharmaceutical formulations with consistent quality and potency.

Self-Developed Factory and Quality Assurance

NINGHU is a leading manufacturer specializing in the production of wear-resistant materials for over 30 years. Our best in class office coordinates innovative work, creation, deals, and administration, guaranteeing thorough help to our clients. As a high-tech enterprise and a governing unit of the China Foundry Association, we adhere to stringent quality management practices and have obtained ISO9001 quality system certification. Our obligation to greatness is clear in our high level completely computerized creation line, which brags a yearly creation limit 50,000 tons.We are proud to be designated suppliers of major domestic import and export companies, reflecting our dedication to quality and reliability.

After-Sales Service and Company Strengths

At NINGHU, customer satisfaction is paramount, and we prioritize providing exceptional after-sales service to our clients. Our group of experienced experts is promptly accessible to address any requests, specialized issues, or concerns speedily. We offer thorough specialized help, including establishment direction, investigating help, and support proposals, guaranteeing ideal execution and life span of our items.Moreover, our extensive inventory and efficient logistics network enable us to deliver orders swiftly, meeting our customers' requirements with precision and reliability. With a steadfast commitment to excellence, innovation, and customer satisfaction, NINGHU is your trusted partner for high-quality wear-resistant solutions.

Contact Us

In conclusion, NINGHU is a professional manufacturer and supplier of chrome steel grinding media balls, offering customizable solutions, ample inventory, and expedited delivery services.With our state of the art innovation, unfaltering quality guidelines, and devoted client service, we endeavor to surpass assumptions and drive accomplishment across different enterprises around the world.For inquiries or orders, please contact us at sunnyqin@nhgrindingmedia.com.

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