Casting Grinding Media Iron Balls, Low Breakage and High Impact Strength

• 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: 73259100
• Production Capacity: 100000tons/Year

Product Description

JINCHI products/suppliers. Factory Price Mines Equipment cast iron Ball Mill Grinding Media Steel Ball: Experience unparalleled performance with our premium steel balls, designed meticulously for excellence and efficiency in every mining operation.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry stands as a prestigious leader in the realm of premium grinding solutions. Our esteemed company proudly presents a distinguished assortment of products that encompass: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, These high-caliber products are crafted with precision engineering to consistently meet rigorous international standards. Backed by state-of-the-art facilities, we boast a formidable annual production capacity that exceeds 100,000 tons.

We warmly anticipate your inquiries regarding our exceptional grinding balls. Rest assured, you'll receive our competitive pricing promptly. Thank you.

Why Choose Us
High Utilizing only the finest raw materials directly sourced from illustrious large steel mills, we ensure our products uphold the highest standards of excellence.
Advanced Our sophisticated automatic production lines are synonymous with consistent, reliable manufacturing quality that you can trust.
Strict Our rigorous quality management processes, combined with outstanding after-sales service, ensure complete customer satisfaction every step of the way.
More With over two decades of industry experience, we offer unmatched expertise and insights in the field.
Advanced Our state-of-the-art lab equipment guarantees meticulous testing and unwavering quality assurance for each product.
ISO9001, ISO14001, ISO45001, SGS certifications are a testament to our unwavering dedication to quality and environmental standards.
Four -hour proximity to Qingdao port facilitates swift and seamless export logistics, ensuring you receive your products without delay.

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 ofExperience superior durability with our Good Wear Resistance Forged Grinding Media Steel Mill Balls, engineered for excellence.

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: By sourcing top-grade steel directly from Laigang Group and JIYUAN, two of China's leading steel companies, we ensure the integrity of our materials remains unparalleled.

2. Product Range: Our diverse portfolio caters to a wide array of customer needs, offering both cast and forged options with an extensive range to choose from.

3. Capacity: With an impressive production capacity of approximately 100,000 MT, we promise seamless delivery of media to meet your demands consistently.

4. Production Facility: Our cutting-edge automatic production lines ensure that quality consistency is the hallmark of every product we deliver.

5. Delivery: Leveraging our efficient automated production system, we guarantee swift delivery post-order confirmation, often within just 14 days, tailored to your specific requirements.

6. Quality Control: Our dedicated laboratory employs advanced and precise testing apparatus, ensuring each production step adheres strictly to our rigorous quality standards.


Manufacturing Process



Discover the unparalleled expertise of JINCHI products and suppliers, offering Factory Price Mines Equipment with incredible precision and quality. Our top-notch cast iron Ball Mill Grinding Media Steel Ball ensures exceptional performance and durability, helping you achieve the best results in your 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

Prestigious Certificates


Comprehensive FAQ

Q1: What sets your company apart from the competition?

A: As seasoned professionals in steel ball manufacturing, we boast an impressive 28 years of unmatched production experience, positioning us as leaders in the industry.

Q2. Which global markets benefit from your premium products?

A: Our high-quality products span across numerous international markets, including Mexico, Canada, Brazil, Tanzania, Congo, South Africa, Mali, Cote d'Ivoire, Mauritania, Chile, Peru, Philippines, Ecuador, Ghana, Finland, South Korea, India, Australia, and many more. We proudly operate branch offices in Australia, ensuring local support and service.

Q3: Do you operate as a trading company or a manufacturer?

A: We are a fully integrated factory, dedicated to producing world-class products.

Q4: What is the typical delivery timeline for your orders?

A: Our efficient operations generally ensure delivery within 10-15 days, depending on the order quantity.

Q5: Are samples available, and are they complimentary?

A: Certainly, we offer samples free of charge but kindly note that the cost of freight is not included.

Q6: Could you elaborate on your payment terms?

We accept T/T, requiring a 30% advance payment and 70% upon presentation of the Bill of Lading copy;
Alternatively, we also accept L/C, 100% Irrevocable letter of credit at sight.