Durable Grinding Media Balls with Low Breakage for Mining Use

• 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: Experience unmatched precision with our meticulously crafted grinding balls, available in Grades: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG. Each grade exemplifies superior craftsmanship tailored to your specific needs.
2. Diameter: Discover unparalleled versatility with our grinding balls, designed to accommodate a wide range of applications, with diameters spanning from 20mm to 150mm. We ensure that every size meets the highest industry standards.
3. Hardness: Our grinding media balls are engineered to withstand the toughest conditions, featuring a remarkable hardness range of HRC 55-65. This durability ensures long-lasting performance in any mining operation.
4. Breakage Rate: Crafted for longevity, our grinding balls exhibit an impressive breakage rate of less than 1%, reinforcing their reputation for exceptional durability in demanding environments.
5. Impact Value: Our products deliver powerful performance with an outstanding impact value exceeding 12j/Cm^2, ensuring they can handle rigorous operational demands.
6. Falling ball times: Demonstrating outstanding resilience, our grinding balls have been rigorously tested to endure over 20,000 falls, affirming their robustness and reliability.

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: Rest assured that our products are securely transported using reliable ocean shipping routes, ensuring safe and timely delivery to your location.
2. Customers designated transportation mode: We offer flexibility with customized transportation options to suit your individual logistical needs, guaranteeing maximum convenience.
3. Packing Details: A. Securely packaged in steel drums with a capacity range of 850-930kgs/drum for optimal protection. B. Flexible container bags with a 1-ton capacity per bag to accommodate your storage requirements.
4. Delivery Details: Enjoy swift and efficient delivery, completed within 15-20 days after payment or receipt of LC at sight, ensuring your operations remain uninterrupted.

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a renowned leader in the production of premium forged and hot rolled grinding balls and alloy grinding steel rods. With an exceptional track record of over a decade, our annual output reaches an impressive 100,000 tons. We operate 10 state-of-the-art forging and automatic rolling production lines to meet complex customer demands with unparalleled precision.

Shandong Jinchi has earned prestigious certifications including TUV ISO900, ISO14001, and Iso45001, complemented by dual SGS and BV certifications, underscoring our commitment to quality. Our cutting-edge laboratory is equipped with advanced testing devices such as spectrometers, hardness testers, drop testers, and impact testers, ensuring comprehensive quality control and traceability from raw materials to final shipment.
Our esteemed clientele extends across Southeast Asia, Africa, and Latin America, with a presence in over 40 countries. We are proud to maintain strong business relationships with leading mining companies, cement plants, thermal power plants, and chemical plants worldwide, earning us extensive acclaim and positive feedback from our partners.