Breakage Rate Below 1%, High Impact Value Superior Cr10 -14 Casting Iron Balls Grinding Ball Grinding Media Balls for Grinding Cement

• 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. Discover unbeatable factory prices on our Mines Equipment cast iron Ball Mill Grinding Media Steel Ball.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry stands as a distinguished leader in the manufacturing of premium grinding solutions. We proudly present a diverse and remarkable array of products, which include: Grinding Media ForgedSteel, Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Our products are precisely engineered to comply with international standards, crafted within state-of-the-art facilities, boasting an astounding annual production capacity surpassing 100,000 tons.

We eagerly anticipate your inquiries regarding our premium grinding balls. We are committed to offering you the most competitive pricing promptly. Thank you.

Why Choose Us
High We source high-quality raw materials directly from esteemed, large-scale steel mills, ensuring unmatched product excellence.
Advanced Our automatic production lines assure consistent, reliable, and superior manufacturing quality.
Strict Robust quality management systems, paired with stellar after-sales service, secure complete customer satisfaction.
More Our over two decades of industry experience endows us with exceptional expertise and insight.
Advanced Our precise laboratory equipment guarantees meticulous testing and unwavering quality assurance.
ISO9001, ISO14001, ISO45001, and SGS certifications underscore our unwavering commitment to quality and environmental sustainability.
Four -hour access to Qingdao port ensures swift, 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: Sourcing steel directly from Laigang Group and JIYUAN, China's premier steel companies specializing in grinding ball steel, guarantees unparalleled material quality and integrity.

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

3. Capacity: With a robust production capacity of approximately 100,000 MT, we ensure seamless, uninterrupted delivery of media to our clientele.

4. Production Facility: Our cutting-edge automatic production lines promise exceptional quality consistency across every product.

5. Delivery: Leveraging our streamlined automated production system, we guarantee swift delivery post-order confirmation, often within an impressive 14 days, tailored to specific requirements.

6. Quality Control: Our dedicated laboratory, outfitted with advanced, precise testing equipment, ensures each step of production adheres to rigorous quality standards.


Manufacturing Process



Discover JINCHI's premium offerings! Our Factory Price Mines Equipment cast iron Ball Mill Grinding Media Steel Balls are engineered for excellence.

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: Our expertise as professional steel ball manufacturers is backed by 28 years of unparalleled production experience.

Q2. In which countries are your products sold?

A: Our global reach extends to Mexico, Canada, Brazil, Tanzania, Congo, South Africa, Mali, Cote d'Ivoire, Mauritania, Chile, Peru, Philippines, Ecuador, Ghana, Finland, South Korea, India, and Australia. We proudly operate branch offices in Australia.

Q3: Are you trading company or manufacturer?

A: We are a dedicated factory, committed to quality.

Q4: How long is your delivery time?

A: Typically, delivery takes 10-15 days, depending on the quantity requested.

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

A: Absolutely! We offer samples at no charge, although the cost of freight is not included.

Q6: What are your terms of payment?

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