Casting Grinding Media Iron Balls, Reliable Performance in Grinding Processes

• 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

Explore the unparalleled excellence of JINCHI products and suppliers! Offering factory price solutions for mine equipment, our cast iron ball mill grinding media steel balls set the standard for superior performance and efficiency.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry stands as a beacon of expertise and distinction in the creation of high-quality grinding products. We take immense pride in presenting a comprehensive and impressive selection of offerings, including: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Each product is meticulously crafted to align with stringent international standards, and our avant-garde facilities showcase an impressive annual production capacity that exceeds 100,000 tons.

We eagerly anticipate your new inquiries regarding our premium grinding balls. Rest assured, the most competitive pricing will be promptly shared with you. Thank you for choosing us!

Why Choose Us
High Our premium quality is anchored in the use of top-tier raw materials, sourced directly from acclaimed large steel mills, ensuring our products stand out in excellence.
Advanced Cutting-edge automatic production lines guarantee consistency and reliability in our manufacturing processes, delivering unparalleled quality every time.
Strict Our rigorous quality management protocols, coupled with outstanding after-sales service, ensure we deliver unmatched customer satisfaction.
More With over twenty years of deep industry experience, we possess unmatched expertise and insights that benefit our clients greatly.
Advanced Our laboratory's state-of-the-art equipment ensures that precise testing and stringent quality assurance are maintained at all times.
ISO9001, ISO14001, ISO45001, and SGS certifications affirm our unwavering commitment to maintaining high quality and stringent environmental standards.
Four -hour proximity to Qingdao port allows for efficient and timely export logistics, ensuring your orders reach you swiftly.

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 ofOur Good Wear Resistance Forged Grinding Media Steel Mill Balls are engineered for durability and exceptional performance.

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, leading experts in China, ensuring the highest integrity and quality in our materials for grinding balls.

2. Product Range: Our extensive portfolio meets varied customer needs, offering both cast and forged types in a wide array of options.

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

4. Production Facility: Our cutting-edge automatic production lines assure unparalleled quality consistency across every product we manufacture.

5. Delivery: Our streamlined automated production system guarantees prompt delivery following order confirmation, typically within 14 days, tailored to your specifications.

6. Quality Control: Our dedicated laboratory, featuring advanced testing equipment, ensures each production phase rigorously adheres to high-quality standards.


Manufacturing Process



Explore the premium quality of JINCHI products/suppliers with our Factory Price Mines Equipment cast iron Ball Mill Grinding Media Steel Ball. Experience excellence in production 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: With 28 years of dedicated manufacturing expertise, we at Shandong Jinchi Heavy Industry stand as professional steel ball manufacturers, ensuring exceptional quality and reliability.

Q2. In which countries are your products sold?

A: Our high-performance products are trusted worldwide, including in Mexico, Canada, Brazil, Tanzania, Congo, South Africa, Mali, Cote d'Ivoire, Mauritania, Chile, Peru, Philippines, Ecuador, Ghana, Finland, South Korea, India, Australia, and beyond. We proudly operate branch offices in Australia.

Q3: Are you trading company or manufacturer?

A: We are a manufacturing powerhouse, expertly crafting our products from our own factory.

Q4: How long is your delivery time?

A: Our efficient production processes generally allow us to deliver within 10-15 days, subject to order quantity.

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

A: Absolutely, we offer samples free of charge. However, shipping costs are the responsibility of the recipient.

Q6: What is your terms of payment?

For your convenience, we accept T/T (30% deposit and 70% upon receipt of a copy of B/L);
Alternatively, we accept L/C (100% Irrevocable letter of credit at sight).