Casting Iron Balls with Exceptional Impact Value and 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

Introducing JINCHI products: Factory Price on Mines Equipment cast iron Ball Mill Grinding Media Steel Ball. Unparalleled quality at an unbeatable price.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry proudly stands as a distinguished leader in manufacturing premium grinding products. Our dedication to excellence shines through our impressive array of offerings: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Meticulously crafted to adhere to international standards, our products are backed by a cutting-edge facility with an impressive annual output exceeding 100,000 tons.

We eagerly await your inquiry regarding our grinding ball collection. Rest assured, the best prices will be promptly provided. Thank you for considering us.

Why Choose Us
High Our raw materials, procured from top-tier steel mills, guarantee unparalleled product quality.
Advanced Our state-of-the-art automatic production lines ensure consistent, reliable manufacturing quality.
Strict Our rigorous quality management and exceptional after-sales service promise total customer satisfaction.
More With over two decades of industry expertise, we proudly offer unmatched experience.
Advanced Our precise lab equipment guarantees thorough testing and top-notch quality assurance.
ISO9001, ISO14001, ISO45001, SGS certifications underscore our unwavering dedication to quality and environmental stewardship.
A four -hour reach to Qingdao port ensures swift, 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 ofForged Grinding Media Steel Mill Balls with Exemplary Wear Resistance

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: Direct sourcing from Laigang Group and JIYUAN, the preeminent steel companies in China, guarantees superior material integrity in our grinding balls.

2. Product Range: Our diverse portfolio meets a wide range of customer needs, offering both cast and forged types in extensive varieties.

3. Capacity: With a robust production capacity of around 100,000 MT, we promise seamless and continuous media delivery to our clientele.

4. Production Facility: Our highly advanced automatic production lines guarantee exceptional product quality consistency.

5. Delivery: Leveraging our streamlined production system, we ensure prompt delivery post-order confirmation, often within a swift 14 days, depending on specific needs.

6. Quality Control: Our specialized laboratory, equipped with state-of-the-art testing equipment, ensures strict adherence to rigorous quality standards at every production stage.


Manufacturing Process



JINCHI products/suppliers. Factory Price on Premium Mines Equipment: Cast Iron Ball Mill Grinding Media Steel Ball - your ultimate choice for reliability 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

Certificates


FAQ

Q1: What is the advantage of your company?

A: We are seasoned professionals in the world of steel ball manufacturing, boasting an impressive 28 years of specialized production experience. Our expertise ensures top-notch quality and precision.

Q2. In which countries are your products sold?

A: Our products are trusted across the globe, with sales spanning Mexico, Canada, Brazil, Tanzania, Congo, South Africa, Mali, Cote d'Ivoire, Mauritania, Chile, Peru, Philippines, Ecuador, Ghana, Finland, South Korea, India, Australia, and more. We proudly support our clients with a branch office in Australia.

Q3: Are you a trading company or manufacturer?

A: We are a dedicated manufacturing factory, committed to delivering excellence.

Q4: How long is your delivery time?

A: Typically, our delivery timeframe is 10-15 days, though it may vary depending on the order quantity, ensuring we meet your needs efficiently.

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

A: Absolutely, we offer samples at no charge! However, please note that the freight cost is not included.

Q6: What are your terms of payment?

Our payment terms are flexible to accommodate your needs: T/T (30% deposit and 70% upon copy of B/L);
Or opt for L/C (100% Irrevocable letter of credit at sight) for complete assurance.