Superior Casting Balls with Less Than 1% Breakage Rate for Efficiency

• 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

Unveil the superior craftsmanship of JINCHI's remarkable products and suppliers, all offered at unbeatable factory prices! Our elite Mines Equipment cast iron Ball Mill Grinding Media Steel Ball is meticulously designed to deliver unparalleled performance excellence.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry is renowned as a trailblazer and expert manufacturer in the world of top-tier grinding products. We take immense pride in presenting an extraordinary lineup of offerings, which includes: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Meticulously crafted to perfection, our state-of-the-art facilities, adhering to the highest international standards, boast an impressive annual production volume surpassing 100,000 tons.

We eagerly await your inquiries about our exceptional grinding balls. Rest assured that we shall promptly offer you the most competitive price. We deeply appreciate your interest.

Why Choose Us
High Our superior-quality raw materials, sourced directly from prestigious, large-scale steel mills, ensure our products stand out with exceptional excellence.
Advanced Our state-of-the-art automatic production lines ensure consistent and reliable manufacturing quality of the highest standards.
Strict Our stringent quality management protocols, paired with our exemplary after-sales service, guarantee complete customer satisfaction.
More With a rich legacy of over two decades in the industry, we bring unmatched expertise and knowledge to the table.
Advanced Our sophisticated lab equipment is committed to precision testing and unwavering quality assurance.
ISO9001, ISO14001, ISO45001, and SGS certifications serve as a testament to our relentless dedication to quality and environmental standards.
Our prime location ensures a seamless four-hour reach to Qingdao port, facilitating efficient and smooth 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 sourcing steel directly from the esteemed Laigang Group and JIYUAN, China's foremost steel companies specializing in grinding ball steel, we ensure unrivaled material integrity.

2. Product Range: Our extensive portfolio is designed to fulfill diverse customer needs, offering both cast and forged types in a comprehensive selection.

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

4. Production Facility: Our advanced automatic production lines guarantee exceptional quality consistency in every product.

5. Delivery: Our efficient automated production system ensures rapid delivery post-order confirmation, often within just 14 days, tailored to specific requirements.

6. Quality Control: Our state-of-the-art laboratory is a testament to our commitment to quality. Equipped with the latest advanced and precise testing apparatus, it ensures that every step in our production process strictly adheres to the highest quality standards, guaranteeing exceptional product reliability.


Manufacturing Process



JINCHI proudly offers premium products sourced directly from our top-tier suppliers. We provide unbeatable factory prices on essential mining equipment, including our renowned cast iron Ball Mill Grinding Media Steel Ball, ensuring value 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: Benefit from our 28 years of expertise in steel ball manufacturing, where our commitment to excellence has set us apart as leaders in the industry.

Q2. In which countries are your products sold?

A: Our products boast a robust global presence, thriving in markets like Mexico, Canada, Brazil, and extending reach to Tanzania, Congo, South Africa, and beyond, with a significant branch office located in Australia.

Q3: Are you trading company or manufacturer?

A: We are proud to be a manufacturing powerhouse, operating efficiently and effectively as a factory.

Q4: How long is your delivery time?

A: Our delivery is prompt and efficient, typically taking 10-15 days, depending on the order volume.

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

A: Certainly, we are delighted to offer complimentary samples, with the only request being that freight costs are covered.

Q6: What is your terms of payment?

We offer flexible payment terms: a convenient T/T with 30% upfront and a remaining 70% upon receipt of the B/L copy.
OR L/C: Enjoy secure transactions with a 100% Irrevocable letter of credit at sight, ensuring peace of mind.