Tough Forged Steel Grinding Media Ball with Superior Hardness

• 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: Impeccably crafted with precision, our superior grinding balls are available in Grades: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG-each meticulously designed to deliver exceptional performance and reliability.
2. Diameter: Expertly tailored for unparalleled versatility, our grinding balls range from 20mm to 150mm, ensuring they meet the diverse demands of a wide array of applications with excellence.
3. Hardness: Engineered to consistently endure the most rigorous conditions, these balls boast an outstanding hardness range of HRC 55-65, ensuring unmatched durability and resilience.
4. Breakage Rate: Crafted with durability in mind, our grinding balls feature an impressively low breakage rate of less than 1%, highlighting their robust and reliable construction.
5. Impact Value: Delivering uncompromised performance, our grinding balls exhibit an outstanding impact value exceeding 12j/Cm^2, ensuring robust strength and longevity.
6. Falling ball times: Stringently tested for exceptional resilience, these grinding balls endure over 20,000 falls, proving their superior quality and consistency.

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: Our meticulously crafted products are transported with utmost security via reliable and efficient ocean shipping routes, ensuring they arrive safely and on time.
2. Customers designated transportation mode: We accommodate customized transportation requests, providing unparalleled convenience to align with your specific logistical needs.
3. Packing Details: A. Secure steel drums with a capacity of 850-930kgs/drum. B. Flexible container bags, each offering a generous 1 ton/bag capacity, ensuring safe and efficient transport.
4. Delivery Details: Enjoy swift and efficient delivery within 15-20 days following receipt of payment or LC at sight, guaranteeing you receive your order promptly.

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is an esteemed leader in the industry, specializing in the production of superior forged and hot rolled grinding balls and high-quality alloy grinding steel rods. With over a decade of excellence and an impressive annual output of 100,000 tons, our 10 state-of-the-art forging and automatic rolling production lines are expertly designed to meet complex customer demands with precision and efficiency.

Shandong Jinchi proudly holds prestigious certifications including TUV ISO900, ISO14001, and Iso45001, alongside dual SGS and BV certifications, underscoring our unwavering commitment to quality. Our advanced laboratory is equipped with cutting-edge testing devices such as spectrometers, hardness testers, drop testers, and impact testers, ensuring meticulous quality control and traceability from initial raw materials to final shipment.
Our esteemed clientele spans across Southeast Asia, Africa, and Latin America, covering over 40 countries. We are committed to fostering robust business relationships with globally renowned mining companies, cement plants, thermal power plants, and chemical plants. Our unwavering dedication to quality has earned us widespread acclaim and positive feedback from our valued clients.