Superior Quality Jinchi Casting Iron Balls, Impact Value Over 4j/Cm²

• 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

Explore the exceptional range of JINCHI products and suppliers. We offer Factory Price Mines Equipment with our highly durable cast iron Ball Mill Grinding Media Steel Balls.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdAt Shandong Jinchi Heavy Industry, we stand as a leader in the manufacturing of high-quality grinding products. Our distinguished collection includes: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Each of these products is meticulously crafted to meet the rigorous international standards, and our advanced facilities boast a remarkable annual production capacity of over 100,000 tons.

We earnestly await your inquiry regarding our premium grinding balls, and rest assured, you will receive the most competitive pricing promptly. Thank you.

Why Choose Us
Unmatched Quality assured through raw materials sourced from renowned large steel mills, guaranteeing superior product perfection.
State-of-the-art automatic production lines ensure consistently high manufacturing quality.
Comprehensive quality management systems paired with outstanding after-sales service to ensure total customer satisfaction.
More than twenty years of industry experience lend us extraordinary expertise.
Sophisticated and precise laboratory equipment for meticulous testing and quality verification.
ISO9001, ISO14001, ISO45001, SGS certifications, affirm our unwavering commitment to quality and environmental standards.
Efficient logistics with just a four-hour reach to Qingdao port, ensuring prompt and effective export operations.

Detailed 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

Comprehensive Specification ofHighly Durable Good 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

Outstanding Advantages:

1.Material Superiority: By sourcing steel directly from Laigang Group and JIYUAN, China's premier steel companies for grinding ball manufacturing, we maintain exceptional material integrity.

2. Diverse Product Range: Our offerings cater to varied customer needs, providing both cast and forged options across a comprehensive spectrum.

3. Robust Production Capacity: With a notable production capacity of around 100,000 MT, we ensure uninterrupted supply and delivery of media to our clients.

4. State-of-the-Art Production Facility: Our modern automatic production lines produce consistency and excellence in every product.

5. Prompt Delivery: Our efficient automated production system enables us to offer expedited delivery, often within 14 days post-order confirmation, tailored to specific requirements.

6. Rigorous Quality Control: Our specialized laboratory, equipped with cutting-edge testing equipment, ensures each production phase adheres to strict quality standards.


Refined Manufacturing Process



Experience the cutting-edge excellence of JINCHI products and suppliers! We proudly offer Factory Price Mines Equipment, including premium cast iron Ball Mill Grinding Media Steel Balls, crafted for remarkable 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

Certificates


FAQ

Q1: What is the advantage of your company?

A: With 28 years of dedicated expertise, we stand as a prominent professional steel ball manufacturer, offering unparalleled production experience and unmatched quality.

Q2. In which countries are your products sold?

A: Our exceptional products have gained a global footprint, delighting customers across 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 maintain branch offices in Australia to better serve our clients.

Q3: Are you trading company or manufacturer?

A: We are a dedicated factory, committed to producing high-quality products directly from our facilities.

Q4: How long is your delivery time?

A: Our efficient operations ensure a delivery time of 10-15 days, subject to order quantity, promising prompt fulfillment of your needs.

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

A: Absolutely! We are pleased to offer complimentary samples; however, the cost of freight is not included.

Q6: What is your terms of payment?

Our payment terms include T/T, with 30% in advance and the remaining 70% due against the copy of B/L;
Alternatively, we accept L/C (100% Irrevocable letter of credit at sight), ensuring secure transactions for peace of mind.