Forged Steel Grinding Media Ball with Exceptional Hardness and Toughness

• Customization: Available
• Standard: JIS, GB, DIN, BS, ASTM, AISI
• Application: Construction Machinery, Metallurgical Machinery, Cement Plant, Mining Machine, Thermal Power Plant
• Model NO.: 20mm-150mm
• Material: Steel
• Type: Grinding Ball
• Breakage Rate: Below 1%
• Hardness: Hardness
• Impact Toughness: >12ak.J/Cm2
• Microstructure: M+C
• Customized: Customized
• Transport Package: Flexible Container Bags or Steel Drums
• Specification: 20mm-150mm
• Trademark: JINCHI
• Origin: Made in China.
• HS Code: 73261100
• Production Capacity: 100000tons/Year

Product Description

Product Description

1. Grade: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG Experience a wide array of steel grades that cater to diverse industrial needs, offering unparalleled strength and reliability.
2. Diameter: 20mm-150mm A versatile range of diameters ensures perfect fitment for a variety of grinding applications, making adaptability our hallmark.
3. Hardness: HRC 55-65 Remarkable hardness levels deliver exceptional wear resistance, ensuring longevity and enhanced performance in every use.
4. Breakage Rate: <1% Engineered with precision, our grinding media promises a breakage rate of less than 1%, offering reliability you can trust.
5. Impact Value: >12j/Cm^2 Designed to withstand rigorous conditions, our products boast an impressive impact value beyond 12j/Cm^2, ensuring durability.
6. Falling ball times: ≥20000s Unmatched resilience is showcased with over 20,000 successive falling ball tests, guaranteeing steadfast performance.

Materials	C%	Si%	Mn%	P%	S%	Cr%
B2	0.70-0.85	0.17-0.37	0.70-1.00	≤0.035	≤0.035	0.4-0.6
B2-1	0.55-0.70	0.15-0.30	0.65-0.85	≤0.020	≤0.020	0.70-1.10
High Carbon B2	0.85-1.10	0.15-0.45	0.40-1.20	≤0.035	≤0.035	0.20-1.10
B3	0.58-0.66	1.70-1.90	0.68-0.80	≤0.030	≤0.030	0.78-0.90
45#	0.42-0.50	0.17-0.37	0.5-0.8	≤0.035	≤0.035	0.25max
B4	0.65-0.75	1.20-1.40	0.50-0.70	≤0.025	≤0.025	0.85-1.00
B6	0.75-0.90	0.17-0.37	0.8-1.02	≤0.035	≤0.035	0.88-0.98
B6-1	0.82-0.90	0.15-0.35	0.90-1.05	≤0.020	≤0.020	0.88-0.98
BU	0.95-1.05	0.15-0.35	0.95-1.05	≤0.025	≤0.025	0.45-0.55
1090	0.90-1.10	0.17-0.37	0.60-0.90	≤0.025	≤0.025	≤0.025
42CrMo	0.38-0.45	0.20-0.40	0.50-0.80	≤0.035	≤0.035	0.90-1.20
40Cr	0.37-0.45	0.20-0.40	0.50-0.80	≤0.035	≤0.035	0.80-1.10
65MN	0.62-0.70	0.17-0.37	0.90-1.20	≤0.035	≤0.035	≤0.25
60MN	0.57-0.65	0.17-0.37	0.70-1.00	≤0.035	≤0.035	≤0.25
50MN	0.48-0.56	0.17-0.37	0.70-1.00	≤0.035	≤0.035	≤0.25

Detailed Photos

 

Diameter(mm)	Diameter Tolerance(mm)	Surface Hardness(HRC)	Impact Toughness(j/cm2)
Φ20	+2, -1	>60HRC	≥12
Φ25
Φ30
Φ40
Φ50
Φ60	+3, -2
Φ70
Φ80
Φ90
Φ100	+4, -2
Φ110
Φ120		>58HRC
Φ130
Φ140	+4, -3	>55HRC
Φ150

 

Certifications

 

Packaging & Shipping

1. Ocean shipping Reliable ocean shipping services ensure timely and secure delivery across the globe, maintaining product integrity.
2. Customers designated transportation mode. Flexibility in transportation lets you choose the mode that best suits your needs, offering convenience and assurance.
3. Packing Details: A. Steel drums (850-930kgs/drum) B. Flexible container bags (1 ton/bag) Choose from robust packaging options, ensuring safe and efficient handling of our products.
4. Delivery Details: Within 15-20 days after receiving the payment or LC at sight. Swift and reliable delivery within a 15-20 day window post-payment, ensuring your operations never miss a beat.

Shandong A region renowned for its industrial prowess, Shandong serves as the proud home of our cutting-edge manufacturing facilities. Jinchi Heavy Industry Joint-stock Co., Ltd. A name synonymous with excellence, Jinchi has set the benchmark in producing superior grinding solutions. is a professional factory specializing in the production of forged/hot-rolled grinding balls and alloy grinding steel rods for more than 10 years, with an annual output of 100,000 tons. We have 10 world-class forging and automatic rolling production lines that can meet customers' complex demands. With over a decade of experience, our factory has perfected the craft of producing high-quality grinding solutions, backed by a robust annual production capacity and cutting-edge technology.

Shandong Jinchi At the forefront of innovation, Shandong Jinchi leads with quality and precision in every product we deliver. has passed international and industrial certifications such as TUV ISO900, ISO14001, ISO45001, etc., and also passed the double certification of SGS and BV as qualified factories. Our first-class laboratory equipped with advanced testing equipment, such as a spectrometer, hardness tester, drop tester, impact tester, etc., ensures that our products are quality controlled and traceable from raw material entry to production to shipment. Our commitment to quality is underscored by prestigious international certifications and state-of-the-art laboratory facilities, ensuring thorough quality control and traceability at every production stage.
Our customers are spread across Southeast Asia, Africa, and Latin America, involving more than 40 countries. We have strong business partnerships with renowned large mining companies, cement plants, thermal power plants, and chemical plants worldwide, receiving favorable reviews from them. Our expansive customer network spans over 40 countries across Southeast Asia, Africa, and Latin America, wherein we consistently deliver exceptional value to leading mining, cement, thermal power, and chemical companies worldwide.