Quality Casting Iron Balls, Impact Value Above 4j/Cm² , Low Breakage Rate

• 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

JINCHI products/suppliers. Factory Price Mines Equipment cast iron Ball Mill Grinding Media Steel Ball
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry stands as a prestigious manufacturer, celebrated for producing superior grinding solutions. Our esteemed company proudly presents an extraordinary selection of products, including: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, These precision-engineered products conform to international benchmarks, and our cutting-edge facilities boast a formidable annual production capability surpassing 100,000 tons.

We warmly invite your inquiries regarding our grinding balls, promising to deliver the most competitive prices promptly.

Why Choose Us
High Quality raw materials sourced directly from prestigious large-scale steel mills guarantee superior product excellence.
Advanced automatic production lines ensure consistently reliable manufacturing quality.
Strict quality management systems, paired with exemplary after-sales service, ensure unparalleled customer satisfaction.
More than twenty years of industry expertise provides us with unmatched proficiency.
Advanced and precise laboratory equipment guarantees rigorous testing and quality assurance.
ISO9001, ISO14001, ISO45001, SGS certifications underscore our dedication to quality and environmental stewardship.
Four -hour proximity to Qingdao port facilitates rapid and efficient export logistics.

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, China's leading steel manufacturers specializing in steel for grinding balls, ensuring supreme material fidelity.

2. Product Range: Our diverse portfolio caters to various client needs, offering both cast and forged options with an extensive range.

3. Capacity: With a robust production capacity of around 100,000 MT, we assure seamless and uninterrupted supply of media to our valued clients.

4. Production Facility: Our state-of-the-art automatic production lines promise exceptional quality consistency across all products.

5. Delivery: Our efficient automated production system ensures expedited delivery following order confirmation, often within just 14 days, based on specific needs.

6. Quality Control: Our specialized laboratory, outfitted with advanced and precise testing equipment, ensures that each production phase meets stringent quality standards.


Manufacturing Process



Explore the exceptional quality and unbeatable factory price with JINCHI's outstanding product offering - Premium Cast Iron Ball Mill Grinding Media Steel Ball, ideal for mines equipment. Experience unmatched durability and performance.

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

Certifications


Frequently Asked Questions

Q1: What distinguishes your company from the rest?

A: With an impressive 28-year legacy in steel ball manufacturing, we stand as industry pioneers, delivering professional expertise and unmatched product quality.

Q2: Which countries enjoy the privilege of your product distribution?

A: Our high-quality products are widely acclaimed and distributed across nations like Mexico, Canada, Brazil, Tanzania, Congo, South Africa, Mali, Cote d'Ivoire, Mauritania, Chile, Peru, Philippines, Ecuador, Ghana, Finland, South Korea, India, and Australia, where we also have dedicated branch offices.

Q3: Are you a trading company or a manufacturing powerhouse?

A: We proudly operate as a manufacturing powerhouse, crafting excellence from our factory.

Q4: What is your typical delivery timeframe?

A: Our standard delivery timeline ranges from 10 to 15 days, contingent upon the order quantity.

Q5: Is it possible to receive samples? Are there any costs involved?

A: Certainly! We offer samples at no extra charge, though the cost of freight is borne by the client.

Q6: What are your payment terms?

We accept T/T payments (30% upfront and 70% upon B/L copy).
Alternatively, we honor L/C (100% irrevocable letter of credit at sight).