Heavy-Duty Grinding Media Balls for Reliable Mining Operations

• Customization: Available
• Standard: JIS, GB, DIN, BS, ASTM, AISI
• Application: Construction Machinery, Metallurgical Machinery, Cement Plant, Mining Machine, Thermal Power Plant, Coal Yard
• Model NO.: DIA: 20mm-150mm
• Material: Steel
• Type: Grinding Media
• Breakage Rate: <1%
• Impact Value: >12j/Cm^2
• Grade: 45#,40cr ,50mn,60mn,65mn,B2,B3
• Hardness: 55-65HRC
• Microstructure: M+a
• Falling Ball Times: >12000
• Transport Package: Container Ton Bags or Steel Drums
• Specification: Size: 20mm-150mm
• Trademark: JINCHI
• Origin: China
• HS Code: 73261100
• Production Capacity: 100000tons/Year

Product Description

Introducing our top-tier Good Wear Resistance Forged Grinding Media Steel Mill Balls, engineered to deliver exceptional durability and performance.
Shandong Jinchi Heavy Industry Joint-Stock Co., Ltd, a name synonymous with quality and innovation.As a distinguished expert in grinding solutions, we proudly present our signature range of products that cater to diverse industrial needs: Grinding Media Forged Steel Balls and Casting Steel Balls,Grinding Rods, Grinding Cylpebs, All our offerings meet international benchmarks, and our robust annual production capacity surpasses 100,000 tons, ensuring reliability and consistency.

Why Partner with Us
We utilize premium raw materials sourced directly from leading large-scale steel mills, ensuring impeccable quality.
Our state-of-the-art automatic production lines guarantee efficiency and precision.
We maintain a rigorous quality management process coupled with comprehensive after-sales support.
Our team draws on over 20 years of industry experience, bringing unmatched expertise to every project.
Equipped with advanced and precise laboratory instruments, we ensure stringent quality checks.
We are proudlycertified with ISO9001, ISO14001, ISO45001, and SGS, reflecting our commitment to excellence.
Strategically located, we are just four hours away from Qingdao port, facilitating swift logistics.

Chemical Composition Analysis of Our Good Wear Resistance Forged Grinding Media Steel Mill Balls

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
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 Specifications of Our Good Wear Resistance Forged Grinding Media Steel Mill Balls

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

Key Advantages:

1. Superior Material Quality: Our steel is sourced from Laigang Group and JIYUAN, renowned giants in China's steel industry, ensuring high-grade materials tailored for grinding balls.

2. Versatile Product Range: We cater to unique customer specifications with our comprehensive array of cast and forged steel grinding balls.

3. Massive Production Capacity: With a production capacity of approximately 100,000 MT, we assure seamless and uninterrupted supply to our clients.

4. Advanced Production Facility: Our cutting-edge automatic production lines ensure uniform quality across batches, reinforcing our commitment to excellence.

5. Efficient Delivery: Leveraging our automated production systems, we offer expedited delivery timelines, as short as 14 days, tailored to your needs.

6. Comprehensive Quality Control: Our independent laboratory, equipped with state-of-the-art analytical tools, ensures meticulous adherence to stringent quality standards throughout production.


Manufacturing Process Overview