Casting Grinding Media Iron Balls, Exceptional Quality with Low Breakage

• 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: 73259100
• Production Capacity: 100000tons/Year

Product Description

Discover the unrivaled quality of JINCHI's products and suppliers, offering factory-priced Mines Equipment with cast iron Ball Mill Grinding Media Steel Balls that promise durability and excellence.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdWelcome to Shandong Jinchi Heavy Industry, where we proudly stand as a premier manufacturer of top-of-the-line grinding products. Our esteemed company offers an exquisite array of items that include: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Our products are meticulously crafted to surpass international quality benchmarks. Boasting cutting-edge facilities, we proudly maintain an astounding annual production capacity exceeding 100,000 tons.

We eagerly await your inquiries about our superior grinding balls, promising prompt delivery of the most competitive pricing. Thank you for your trust.

Why Choose Us
High Our premium product excellence begins with high-quality raw materials sourced directly from the industry's leading large steel mills.
Advanced Our state-of-the-art automatic production lines ensure consistent and reliable manufacturing quality at every step.
Strict Our stringent quality management processes, paired with outstanding after-sales service, guarantee unparalleled customer satisfaction.
More Drawing from over two decades of industry experience, we bring unparalleled expertise to our valued clients.
Advanced Our precise lab equipment facilitates thorough testing and premium quality assurance for every product.
ISO9001, ISO14001, ISO45001, and SGS certifications highlight our steadfast commitment to maintaining quality and adhering to environmental standards.
Four -hour access to Qingdao port ensures swift and efficient export logistics, facilitating timely delivery.

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 ofOur Good Wear Resistance Forged Grinding Media Steel Mill Balls are a testament to our quality standards.

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 Laigang Group and JIYUAN, the leading steel companies in China, we ensure unmatched material integrity for grinding balls.

2. Product Range: We offer a diverse portfolio that caters to various customer needs, featuring both cast and forged types in a comprehensive range.

3. Capacity: Boasting an impressive production capacity of approximately 100,000 MT, we ensure seamless and uninterrupted media delivery to all our clients.

4. Production Facility: Our cutting-edge automatic production lines guarantee exceptional quality consistency across our entire product range.

5. Delivery: Thanks to our optimized automated production system, we promise swift delivery post-order confirmation, often within just 14 days, tailored to specific requirements.

6. Quality Control: Our dedicated laboratory, equipped with advanced and precise testing apparatus, ensures each production step adheres to the highest quality standards.


Manufacturing Process



JINCHI offers exceptional products and suppliers with our Factory Price on Mines Equipment, featuring cast iron Ball Mill Grinding Media Steel Balls for superior grinding performance 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


FAQ

Q1: What is the advantage of your company?

A: As seasoned steel ball manufacturers with an impressive 28 years of production expertise, we ensure unmatched quality and reliability in our products.

Q2. In which countries are your products sold?

A: Our products have a global footprint, sold in 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 branch offices in Australia to support our worldwide clientele.

Q3: Are you trading company or manufacturer?

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

Q4: How long is your delivery time?

A: Our streamlined production process typically allows for delivery within 10-15 days, adjusting based on order quantity.

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

A: Indeed, we offer samples at no additional charge, though the cost of freight is not covered.

Q6: What is your terms of payment?

We accept T/T with 30% in advance and 70% against a copy of the B/L;
Alternatively, we accept L/C with a 100% irrevocable letter of credit at sight.