Durable Casting Iron Balls with Low Breakage Rate and High Impact Value

• 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. Unlock unbeatable factory prices for premium Mines Equipment, featuring our top-tier cast iron Ball Mill Grinding Media Steel Ball.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry stands as a beacon of excellence in the realm of grinding product manufacturing. We proudly present an extraordinary selection of products that include: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Crafted with unmatched precision, our products not only meet but exceed international standards. Our cutting-edge facilities flaunt a staggering annual production capacity surpassing 100,000 tons.

We eagerly anticipate your upcoming inquiries about our unparalleled grinding ball solutions. Expect competitive pricing sent promptly. Thank you.

Why Choose Us
High Our products are the epitome of excellence, crafted from high-quality raw materials sourced directly from prestigious large steel mills.
Advanced Our sophisticated automatic production lines ensure manufacturing quality that is both consistent and dependable.
Strict Our rigorous quality management processes, coupled with outstanding after-sales service, ensure the pinnacle of customer satisfaction.
More Our extensive industry experience of over two decades empowers us with unrivaled expertise.
Advanced Our state-of-the-art lab equipment guarantees meticulous testing and steadfast quality assurance.
ISO9001, ISO14001, ISO45001, SGS certifications attest to our unwavering commitment to quality and environmental stewardship.
Four -hour reach to Qingdao port ensures our export logistics are swift and efficient.

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 ofOffering robust wear resistance, our Good Wear Resistance Forged Grinding Media Steel Mill Balls set a new standard in durability.

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: By obtaining steel straight from Laigang Group and JIYUAN, China's premier steel specialists, we assure impeccable material quality for grinding balls.

2. Product Range: Catering to a wide array of customer needs, our comprehensive portfolio offers both cast and forged varieties.

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

4. Production Facility: Our state-of-the-art automatic production lines assure unmatched consistency and superior quality across all products.

5. Delivery: Our streamlined automated production process guarantees rapid delivery post-order, often within just 14 days, tailored to specific needs.

6. Quality Control: Equipped with cutting-edge testing apparatus, our dedicated laboratory ensures rigorous adherence to quality standards at every production step.


Manufacturing Process



Unleash the power of precision with JINCHI's Factory Price Mines Equipment. Our cast iron Ball Mill Grinding Media Steel Balls are crafted to perfection, ensuring maximum efficiency and durability.

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


Frequently Asked Questions (FAQ)

Q1: What is the advantage of your company?

A: We pride ourselves on being seasoned steel ball manufacturers with a remarkable 28 years of production expertise, providing you with reliable and superior quality products.

Q2. In which countries are your products sold?

A: Our exceptional products grace the markets of numerous countries including Mexico, Canada, Brazil, Tanzania, Congo, South Africa, Mali, Cote d'Ivoire, Mauritania, Chile, Peru, Philippines, Ecuador, Ghana, Finland, South Korea, India, and Australia. We also have strategically placed branch offices in Australia for optimal service.

Q3: Are you trading company or manufacturer?

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

Q4: How long is your delivery time?

A: Our delivery timeline is generally swift, ranging from 10-15 days, meticulously tailored according to the order quantity.

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

A: Absolutely, we gladly provide samples at no charge, though the cost of freight is not included.

Q6: What is your terms of payment?

We accommodate your convenience with T/T payments (30% in advance and 70% upon copy of B/L);
Alternatively, we accept L/C (100% Irrevocable letter of credit at sight).