Casting Grinding Media Iron Balls, Ideal for Heavy-Duty Grinding Needs

• 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

Introducing JINCHI - your trusted partner for premium grinding solutions. Our factory offers a remarkable array of Mines Equipment including cast iron Ball Mill Grinding Media Steel Balls at an unbeatable factory price.
Company Name: Shandong Jinchi Heavy Industry Joint-Stock Co., LtdAt Shandong Jinchi Heavy Industry Joint-Stock Co., Ltd, we proudly stand as a prestigious professional manufacturer committed to delivering high-caliber grinding products. Our extensive product range, crafted for excellence, includes: Forged Grinding MediaSteel Construction Casting Precision Steel Balls,Grinding Rods, Grinding Cylpebs, Each product is meticulously engineered to adhere to global standards. Our ultramodern production facilities are capable of producing over 100,000 tons annually, showcasing both our capability and commitment.

We wholeheartedly invite you to inquire about our superior grinding balls. Be assured that you will receive our most competitive pricing promptly. Thank you for your interest.

Why Partner with Us?
Premium We select raw materials of unmatched quality directly from eminent large steel mills, guaranteeing excellence in each product.
Innovative Our advanced automatic production lines ensure each product meets the highest standards of reliability and consistency.
Meticulous Our rigorous quality management protocols and outstanding after-sales service ensure complete customer satisfaction.
With over 20 years of industry experience, we bring you exceptional expertise and unmatched knowledge.
State-of-the-Art Our precise laboratory equipment allows for exhaustive testing, ensuring impeccable quality assurance.
Recognized ExcellenceOur ISO9001, ISO14001, ISO45001, and SGS certifications underscore our unwavering commitment to quality and environmental standards.
Strategic - Our proximity to Qingdao port facilitates efficient and rapid export logistics, enabling a seamless distribution process.

Chemical Composition Specifications for our 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

Specifications forGood 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

Key Advantages:

1.Superior Material Quality: By sourcing our steel from industry giants like Laigang Group and JIYUAN, we ensure the utmost material integrity for our grinding balls.

2. Comprehensive Product Range: Catering to a wide array of customer needs, our offerings include both cast and forged types within an extensive range.

3. Robust Capacity: With a formidable production capacity reaching approximately 100,000 MT, we assure our clients of smooth and continuous media supply.

4. State-of-the-Art Production Facility: Our modern automatic production lines ensure unparalleled quality consistency across all products.

5. Efficient Delivery: Our efficient automated production systems promise quick delivery post-order confirmation, often within 14 days, depending on specific requirements.

6. Rigorous Quality Control: Equipped with cutting-edge testing apparatus, our dedicated laboratory ensures each production phase meets strict quality standards.


Expert Manufacturing Process



Discover the incredible quality of JINCHI products and suppliers with factory-direct pricing on Mines Equipment. Our cast iron Ball Mill Grinding Media Steel Balls are engineered for excellence, ensuring optimal performance and durability in every use.

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 advantages does your company offer in this competitive industry?

A: With a rich heritage of 28 years in production, we are seasoned professionals in steel ball manufacturing, committed to delivering superior quality and innovation.

Q2. Which countries are home to your satisfied customers, showcasing your global reach?

A: Our premier products have left a mark across the globe, including in Mexico, Canada, Brazil, Tanzania, Congo, South Africa, Mali, Cote d'Ivoire, Mauritania, Chile, Peru, Philippines, Ecuador, Ghana, Finland, South Korea, India, and Australia. Notably, we have established branch offices in Australia to better serve our regional clients.

Q3: Are you a trading company or a manufacturer with a unique production edge?

A: Proudly, we operate as a fully-equipped factory, dedicated to exceptional manufacturing processes.

Q4: What is the expected delivery timeframe for your orders?

A: Typically, our delivery timeline is between 10 to 15 days, expertly tailored to your order quantity.

Q5: Can you provide samples of your products? Are there any associated costs?

A: Certainly, we offer samples free of charge, extending an open invitation to experience our quality firsthand. However, the cost of freight must be covered by the customer.

Q6: What are your payment terms that ensure a seamless transaction process?

Our flexible payment terms include T/T, with 30% upfront and the remaining 70% upon the presentation of a copy of the Bill of Lading (B/L).
Alternatively, we accept a 100% irrevocable Letter of Credit at sight (L/C), ensuring secure and reliable transactions.