Reliable Casting Iron Balls, Cr10-28, High Impact Value, 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: 73261100
• Production Capacity: 100000tons/Year

Product Description

JINCHI products/suppliers. Discover Factory Price Mines Equipment with cast iron Ball Mill Grinding Media Steel Balls, where quality meets value.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry stands as a beacon of excellence in the realm of professional grinding product manufacturing. Our company is proud to present a superb array of products, including: Grinding Media ForgedSteel Balls, expertly Casting Steel Balls,Precision-engineered Grinding Rods, Durable Grinding Cylpebs, Crafted with meticulous attention to detail, these products conform to the highest international standards. Bolstered by cutting-edge facilities, our annual production capacity impressively exceeds 100,000 tons.

We eagerly anticipate your inquiries regarding our superior grinding balls. Expect competitive pricing and prompt service. Thank you for considering us.

Why Choose Us
High Quality ensured by procuring raw materials from prestigious, large-scale steel mills, maintaining our tradition of excellence.
Advanced state-of-the-art automatic production lines that promise consistent and reliable product quality.
Strict quality management, paired with outstanding after-sales service, assures complete customer satisfaction.
With over two decades of industry expertise, we possess unmatched knowledge and skills.
Advanced laboratory equipment ensures thorough testing and unwavering quality assurance.
ISO9001, ISO14001, ISO45001, SGS certifications affirm our steadfast commitment to quality and environmental stewardship.
Our strategic location allows for a four-hour reach to Qingdao port, facilitating swift and efficient export logistics.

Chemical Composition of our forged steel balls showcases our dedication to quality and durability.

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, engineered for peak performance and longevity.

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, leaders in steel for grinding balls, we ensure unparalleled material integrity.

2. Product Range: Our diverse portfolio meets varied customer needs, offering both cast and forged types with a comprehensive product range.

3. Capacity: Boasting a robust production capacity of approximately 100,000 MT, we ensure seamless and reliable delivery for our clientele.

4. Production Facility: Our cutting-edge automatic production lines guarantee exceptional product consistency and quality.

5. Delivery: Our streamlined production system allows for swift delivery post-order confirmation, often within 14 days, tailored to your specific needs.

6. Quality Control: Our state-of-the-art laboratory, equipped with advanced testing apparatus, ensures each production stage meets rigorous quality standards.


Manufacturing Process



JINCHI products/suppliers. Factory Price Mines Equipment cast iron Ball Mill Grinding Media Steel Ball - Elevate your grinding efficiency with our superior steel balls, tailored for excellence at competitive factory prices.

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 - Discover the credentials that set us apart, showcasing our commitment to quality and industry standards.


FAQ - Have questions? We've got answers! Explore our Frequently Asked Questions section for all the insights you need.

Q1: What is the advantage of your company? - Discover the unparalleled strengths of our enterprise.

A: We are a professional steel ball manufacturer with an impressive 28 years of production experience, ensuring top-quality products and innovative solutions.

Q2. In which countries are your products sold? - Unveiling our global footprint!

A: Our products are trusted and sold across the globe, reaching markets in Mexico, Canada, Brazil, Tanzania, Congo, South Africa, Mali, Cote d'Ivoire, Mauritania, Chile, Peru, Philippines, Ecuador, Ghana, Finland, South Korea, India, Australia, and beyond. Plus, we have branch offices in Australia for localized support.

Q3: Are you a trading company or manufacturer? - Get to know us better!

A: We proudly operate as a factory, bringing you direct access to our premium manufacturing capabilities.

Q4: How long is your delivery time? - Fast and efficient delivery tailored to your needs!

A: Generally, our delivery time spans from 10 to 15 days, subject to order quantity, ensuring you receive your products promptly.

Q5: Do you provide samples? Is it free or extra? - Experience our product firsthand!

A: Yes, we offer free samples to let you experience our quality, though the freight cost is not included.

Q6: What are your terms of payment? - Flexible payment options designed for your convenience!

T/T (30% in advance and 70% against copy of B/L) - Secure your order with our hassle-free payment terms.
OR L/C (100% Irrevocable letter of credit at sight) - Enjoy peace of mind with our trusted payment methods.