High-Performance Casting Balls Grade Cr10-28 with Low Breakage Hot Sale High Chrome Mill Ball Grinding Steel Casting Balls Iron Ball

• 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 unparalleled quality of JINCHI's premium products and suppliers, now available at unbeatable factory prices! Delve into our superior Mines Equipment cast iron Ball Mill Grinding Media Steel Ball, meticulously crafted for unrivaled peak performance.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry stands as a prestigious trailblazer and expert manufacturer in the domain of premium grinding products. We proudly unveil an exceptional array of offerings, including: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Crafted with meticulous precision and strict adherence to international standards, our cutting-edge facilities boast an impressive annual production capacity surpassing 100,000 tons.

We earnestly welcome your inquiries about our exceptional grinding balls. Be assured, you'll receive the best price promptly. Thank you for your interest in our offerings.

Why Choose Us
High Quality raw materials, sourced directly from renowned large steel mills, ensure our products exhibit unmatched excellence.
Advanced Our state-of-the-art automatic production lines ensure unwavering consistency and reliability in manufacturing quality.
Strict Our rigorous quality management processes, complemented by exceptional after-sales service, promise complete customer satisfaction.
More With over two decades of profound industry experience, we possess unmatched expertise and insight.
Advanced Our precise and sophisticated lab equipment is dedicated to meticulous testing and quality assurance.
ISO9001, ISO14001, ISO45001, and SGS certifications emphasize our steadfast commitment to quality and environmental standards.
Our strategic location enables a rapid four-hour reach to Qingdao port, ensuring 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 sourcing steel directly from Laigang Group and JIYUAN, China's eminent steel companies specializing in grinding ball steel, we ensure unparalleled material integrity.

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

3. Capacity: With a robust production capacity of approximately 100,000 MT, we guarantee seamless and uninterrupted delivery of media to our valued clients.

4. Production Facility: Our cutting-edge automatic production lines assure unmatched quality consistency in every single product.

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

6. Quality Control: Our dedicated laboratory, outfitted with advanced and precise testing apparatus, ensures rigorous adherence to quality standards at every production stage.


Manufacturing Process



At JINCHI, we're proud to offer a seamless blend of quality and value. Our top-tier products, like the cast iron Ball Mill Grinding Media Steel Ball, come straight from our trusted suppliers, ensuring you receive the best factory prices for all your essential mining equipment needs.

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: With an impressive legacy of 28 years in steel ball manufacturing, our company stands at the forefront of innovation, delivering exceptional quality and expertise in every product we create.

Q2. In which countries are your products sold?

A: Our expansive global footprint includes dynamic markets such as Mexico, Canada, and Brazil. We also make a significant impact in Africa, with presence in Tanzania, Congo, and South Africa, complemented by a strategic branch office in Australia.

Q3: Are you trading company or manufacturer?

A: We proudly identify as a manufacturing titan, managing all aspects of production from within our own factory.

Q4: How long is your delivery time?

A: Enjoy the benefits of our efficient delivery system, typically completed within a speedy 10-15 days, subject to order size.

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

A: Certainly, we offer complimentary samples to facilitate your decision-making. We graciously ask that you cover the shipping fees.

Q6: What is your terms of payment?

Enjoy our flexible payment options: T/T with a 30% deposit upfront, balancing the remaining 70% with the B/L copy.
Opt for L/C for complete peace of mind: 100% Irrevocable letter of credit at sight ensures secure transactions.