Grinding Media Casting Balls with High Impact Value and Breakage Rate Under 1%

• 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 world of superior JINCHI products and suppliers, offering unbeatable factory prices! Our high-performance Mines Equipment cast iron Ball Mill Grinding Media Steel Ball is meticulously crafted to deliver unmatched efficiency and durability.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry is a renowned leader and expert manufacturer of top-tier grinding products. We are thrilled to offer our remarkable collection including: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Meticulously designed and adhering to international standards, our cutting-edge facilities boast a remarkable annual production capacity surpassing 100,000 tons.

We eagerly anticipate your inquiries about our exceptional grinding balls. Be assured, we will offer you the most competitive prices swiftly. Thank you for your interest.

Why Choose Us
High Our products are crafted from high-quality raw materials, directly sourced from esteemed large steel mills, ensuring unparalleled excellence.
Advanced Our state-of-the-art automatic production lines ensure consistent and trustworthy manufacturing quality.
Strict Our stringent quality management processes, along with excellent after-sales service, ensure your complete satisfaction.
More With over twenty years in the industry, we bring unmatched expertise and knowledge to the table.
Advanced Our precise laboratory equipment is committed to thorough testing and quality assurance.
ISO9001, ISO14001, ISO45001, and SGS certifications highlight our steadfast dedication to quality and environmental standards.
Our strategic location offers an expedient four-hour journey to Qingdao port, facilitating efficient and seamless 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: By procuring steel directly from Laigang Group and JIYUAN, leading specialists in grinding ball steel in China, we ensure superior material quality.

2. Product Range: Our diverse portfolio meets various customer needs, offering both cast and forged types in an extensive range.

3. Capacity: Boasting a significant production capacity of approximately 100,000 MT, we promise uninterrupted and timely delivery of media to our clients.

4. Production Facility: Our cutting-edge automatic production lines ensure outstanding quality consistency in every product.

5. Delivery: Our efficient automated production system guarantees prompt delivery post-order confirmation, often within a mere 14 days, customized to your specific needs.

6. Quality Control: Our state-of-the-art laboratory is outfitted with cutting-edge and highly accurate testing apparatus, ensuring our unwavering commitment to stringent quality standards throughout every phase of production.


Manufacturing Process



JINCHI presents top-tier products straight from our trusted and esteemed suppliers, guaranteeing unbeatable factory pricing on key mining equipment, such as our superior cast iron Ball Mill Grinding Media Steel Ball.

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: Harness our 28 years of unmatched expertise as leaders in steel ball manufacturing, dedicated to delivering excellence and innovation in every product.

Q2. In which countries are your products sold?

A: Our products boast a robust global footprint, proudly serving markets from Mexico, Canada, and Brazil to Tanzania, Congo, South Africa, and beyond, with a notable branch office firmly established in Australia.

Q3: Are you trading company or manufacturer?

A: We are a manufacturing giant, proudly presenting ourselves as a fully operational factory.

Q4: How long is your delivery time?

A: Our standard delivery period is a rapid 10-15 days, depending on order size, ensuring prompt fulfillment.

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

A: Certainly, we are delighted to provide complimentary samples, with the understanding that freight charges are the responsibility of the recipient.

Q6: What is your terms of payment?

We offer adaptable payment options: T/T with a 30% deposit and the remaining 70% due upon receipt of the B/L copy.
OR L/C: Ensure secure transactions with a 100% Irrevocable letter of credit at sight.