Heavy-Duty Factory Price Good Quality Casting Balls with High Impact Value and Durability

• 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

Immerse yourself in the exemplary world of JINCHI, where superior products and suppliers meet unbeatable factory prices. Our elite Mines Equipment cast iron Ball Mill Grinding Media Steel Ball is meticulously crafted for optimal performance, ensuring your operations run smoothly and efficiently.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry is a beacon of innovation and expertise in the realm of high-quality grinding products. We take immense pride in presenting a diverse and extraordinary range of offerings, including: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, With precision craftsmanship and strict adherence to international standards, our cutting-edge facilities boast a staggering annual production capacity that surpasses 100,000 tons, ensuring we meet your needs efficiently.

We eagerly anticipate your inquiries about our stellar grinding balls. Rest assured, we offer competitive pricing with swift responses. Thank you for considering us.

Why Choose Us
High Our dedication to quality begins with sourcing premium raw materials from prestigious large steel mills, ensuring our products consistently achieve remarkable standards of excellence.
Advanced Our state-of-the-art automatic production lines ensure consistent, high-quality manufacturing, reflecting our commitment to excellence.
Strict Through stringent quality management systems and exceptional after-sales service, we guarantee complete satisfaction, reassuring you that you're in capable hands.
More With over two decades of profound industry experience, our expertise and insights are unparalleled, providing you with the assurance of superior products.
Advanced Our high-precision laboratory equipment underpins rigorous testing and quality assurance, ensuring that each product meets the highest standards.
ISO9001, ISO14001, ISO45001, and SGS certifications validate our steadfast commitment to quality and environmental stewardship.
Our geographically strategic location facilitates a swift four-hour access to Qingdao port, enabling seamless and 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 ofGood 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

Advantages:

1.Material Quality: We secure steel directly from Laigang Group and JIYUAN, esteemed leaders in China's steel industry specializing in grinding ball steel, ensuring impeccable material quality.

2. Product Range: Our vast portfolio is designed to fulfill diverse customer needs, offering both cast and forged options in an extensive range.

3. Capacity: With an impressive production capacity of approximately 100,000 MT, we provide seamless and uninterrupted media supply to our clients.

4. Production Facility: Our state-of-the-art automatic production lines deliver exceptional quality consistency with every product, ensuring reliability and excellence.

5. Delivery: Our streamlined production system ensures rapid delivery post-order, often within 14 days, perfectly tailored to meet your specific requirements.

6. Quality Control: In our state-of-the-art laboratory, precision meets innovation. We've equipped this facility with cutting-edge testing apparatus, maintaining an unwavering commitment to quality at every stage of production.


Manufacturing Process



At JINCHI, we redefine value by delivering top-tier products directly from our esteemed suppliers. Our competitive factory prices make essential mining equipment, like our cast iron Ball Mill Grinding Media Steel Ball, accessible to all.

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: Experience matters. With 28 years of unmatched expertise in steel ball manufacturing, we consistently deliver superior quality and excellence in every product.

Q2. In which countries are your products sold?

A: Our products proudly enjoy a worldwide presence, spanning Mexico, Canada, Brazil, and reaching further into Africa, with notable markets in Tanzania, Congo, and South Africa. We also have a strategic branch office in Australia.

Q3: Are you trading company or manufacturer?

A: We are a dynamic manufacturing powerhouse, with a strong foundation as a factory.

Q4: How long is your delivery time?

A: Our delivery is swift and efficient, typically within 10-15 days, although this may vary depending on the order size.

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

A: Certainly! We offer free samples as a gesture of our confidence in quality, asking only that you cover the freight expenses.

Q6: What is your terms of payment?

We offer highly accommodating payment terms: T/T with a 30% deposit upfront and the remaining 70% due upon presentation of the B/L copy.
OR L/C: For peace of mind, we accept secure transactions with a 100% Irrevocable Letter of Credit at sight.