Quality Grinding Media Casting Iron Balls for Enhanced Industrial Performance

• 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: 10mm-130mm
• Material: Iron
• Type: Wear Resistant Casting
• Breakage Rate: <1%
• Impact Value: >4j/Cm^2
• Grade: Cr10--28
• Hardness: 58-65HRC
• Microstructure: M+C
• Falling Ball Times: >10000
• Cast Ball Chrome: Cr1.0-28.0
• Heat Treatment: Quenching +Tempering
• Transport Package: Container Ton Bags or Steel Drums
• Specification: Size: 10mm-150mm
• Trademark: JINCHI
• Origin: China
• HS Code: 73261100
• Production Capacity: 100000tons/Year

Product Description

Discover the outstanding superiority of JINCHI's product range! Our Factory Price Mines Equipment boasts high-quality cast iron Ball Mill Grinding Media Steel Balls, meticulously engineered for unmatched durability and exceptional performance.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry shines as a leader in producing premium grinding solutions. We proudly offer an exceptional selection of products, proudly featuring: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Our advanced manufacturing facilities ensure that each product adheres to international standards. With a remarkable annual production capacity exceeding 100,000 tons, we offer unrivaled quality and service.

We look forward to your next inquiry about our grinding balls. Rest assured, we are committed to offering you the most competitive pricing swiftly. Thank you for choosing us!

Why Choose Us
High Quality raw materials, sourced directly from top-tier large steel mills, are the foundation of our commitment to delivering only superior products.
Advanced automatic production lines ensure every product is crafted with consistent, reliable excellence.
Strict quality management systems, combined with exceptional after-sales service, guarantee your complete satisfaction and peace of mind.
More than twenty years of dedicated industry experience empower us with unmatched expertise and knowledge.
Advanced and precise laboratory equipment ensures meticulous testing and quality assurance at every stage.
ISO9001, ISO14001, ISO45001, and SGS certifications confirm our unwavering commitment to quality and environmental excellence.
Four -hour reach to Qingdao port ensures swift and efficient export logistics, promising timely and reliable deliveries.

Chemical Composition of forged steel 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

Specification ofGood 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

Advantages:

1.Material Quality: We source our steel directly from Laigang Group and JIYUAN, the leading steel giants in China, ensuring superior material quality for high-performance grinding balls.

2. Product Range: Our broad portfolio is tailored to meet diverse customer requirements, offering both cast and forged options in a comprehensive range.

3. Capacity: With a remarkable production capacity nearing 100,000 MT, we ensure uninterrupted and reliable delivery of grinding media.

4. Production Facility: Our state-of-the-art automatic production lines ensure impeccable quality consistency across our entire product range.

5. Delivery: Our streamlined automated system ensures swift post-order delivery, often within just 14 days, tailored to your specific needs.

6. Quality Control: At Shandong Jinchi Heavy Industry Joint-Stock Co., Ltd, we are committed to excellence with our state-of-the-art laboratory. Our facility is outfitted with cutting-edge, precise testing equipment to ensure that we maintain the highest quality standards throughout every stage of the production process. This meticulous attention to detail guarantees that our Quality Casting Iron Balls Grinding Media enhances industrial performance beyond expectation.


Manufacturing Process



Dive into the remarkable JINCHI product line, where precision meets performance. Our Factory Price Mines Equipment features the cast iron Ball Mill Grinding Media Steel Balls, meticulously crafted to deliver unmatched performance and reliability in grinding operations.

Chemical Components
Type	Chemical components
	C	Si	Mn	Cr	Mo	Cu	P	S
Low-Cr	1.8-3.3	≤1.5	0.3-1.5	1-3	≤1.0	≤0.8	≤0.10	≤0.10
Medium-Cr	1.8-3.3	≤1.2	0.3-1.5	4-9	≤1.5	≤0.8	≤0.10	≤0.10
High-Cr	1.8-3.3	≤1.2	0.3-1.5	10-18	≤1.0	≤1.2	≤0.10	≤0.06
Superhigh-Cr	1.8-3.3	≤1.2	0.3-1.5	19-35	≤2.0	≤1.2	≤0.10	≤0.06

Nominal diameter (mm)	Weight of single ball  in average (g)	Quantity/ MT	Surface hardness	Endurance impact test (Times)
Φ15	13.8	72549	>60	>10000
Φ17	20.1	49838		>10000
Φ20	32.7	30607		>10000
Φ25	64	15671		>10000
Φ30	110	9069		>10000
Φ40	261	3826		>10000
Φ50	510	1959		>10000
Φ60	882	1134		>10000
Φ70	1401	714		>10000
Φ80	2091	478	>58	>10000
Φ90	2977	336		>10000
Φ100	4084	245		>8000
Φ120	7057	142		>8000
Φ130	8740	115		>8000

Certificates


FAQ

Q1: What is the advantage of your company?

A: As distinguished steel ball manufacturers, Shandong Jinchi Heavy Industry Joint-Stock Co., Ltd boasts an impressive 28-year legacy of delivering excellence and innovation to our esteemed clients worldwide.

Q2. In which countries are your products sold?

A: Our superior products have successfully penetrated global markets, proudly serving customers in Mexico, Canada, Brazil, and numerous other regions across Africa, South America, and Asia. To enhance client relations, we have strategically established branch offices in Australia, ensuring seamless service and support.

Q3: Are you trading company or manufacturer?

A: Proudly, we are a distinguished manufacturing factory renowned for our dedication to quality and innovation.

Q4: How long is your delivery time?

A: Our efficient production process typically allows for delivery times ranging from 10 to 15 days, with precise timing determined by the specific order quantity.

Q5: Do you provide samples? Is it free or extra?

A: Certainly, we are pleased to offer complimentary samples to showcase our product quality, although the customer is responsible for freight costs.

Q6: What is your terms of payment?

We offer flexible payment terms including T/T (30% in advance and 70% against copy of B/L);
or L/C (100% Irrevocable letter of credit at sight), ensuring a smooth and secure transaction process.