Durable Casting Balls with Low Breakage Rate and High Impact Value

• 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: Casting Balls
• 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

Experience the pinnacle of excellence with JINCHI products and suppliers, offered at unbeatable factory prices! Our superior Mines Equipment cast iron Ball Mill Grinding Media Steel Ball is meticulously engineered to deliver peak performance, ensuring your operations achieve optimal efficiency and effectiveness.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry stands proudly as a preeminent leader and expert manufacturer in the sphere of premium grinding products. We are honored to present a remarkable and diverse selection of products, including: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Manufactured with unparalleled precision and in strict compliance with international standards, our cutting-edge facilities boast an impressive annual production capacity surpassing 100,000 tons.

We cordially invite you to inquire about our exceptional grinding balls. Rest assured, our prompt response will provide you with the most competitive pricing available. We appreciate your interest and look forward to serving you.

Why Choose Us
High Our products are crafted from the finest raw materials, sourced directly from esteemed large-scale steel mills, ensuring they exhibit remarkable quality and performance.
Advanced Our state-of-the-art automated production lines consistently deliver superior manufacturing quality with unmatched reliability.
Strict Our stringent quality management protocols, alongside our exceptional after-sales service, guarantee complete customer satisfaction.
More With over 20 years of industry experience, we possess unmatched expertise and insight, setting the standard for excellence.
Advanced Our precise laboratory equipment is dedicated to rigorous testing and quality assurance, ensuring every product meets the highest standards.
ISO9001, ISO14001, ISO45001, and SGS certifications exemplify our steadfast commitment to quality and environmental stewardship.
Our strategically advantageous location enables a swift four-hour access to Qingdao port, facilitating 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 procuring steel directly from Laigang Group and JIYUAN, China's foremost steel companies renowned for grinding ball steel, we ensure unmatched material integrity.

2. Product Range: Our comprehensive portfolio caters to a wide array of customer needs, offering both cast and forged types in an extensive range.

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

4. Production Facility: Our cutting-edge automatic production lines ensure exceptional quality consistency in every product we manufacture.

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

6. Quality Control: At our state-of-the-art laboratory, equipped with cutting-edge testing equipment and innovative technology, we ensure strict compliance with the highest quality standards at every stage of production, guaranteeing reliability and excellence.


Manufacturing Process



JINCHI proudly offers premium-grade products sourced directly from our highly esteemed suppliers. Enjoy unbeatable factory prices on vital mining equipment, such as our superior cast iron Ball Mill Grinding Media Steel Ball, all designed to exceed performance expectations.

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 28 years of unmatched expertise, we are distinguished steel ball manufacturers committed to delivering excellence and innovation in production.

Q2. In which countries are your products sold?

A: Our products boast a robust global footprint, with distribution in Mexico, Canada, Brazil, and extending across continents to reach Tanzania, Congo, South Africa, among others. Plus, we have a prominent branch office in Australia, ensuring accessibility and support worldwide.

Q3: Are you trading company or manufacturer?

A: We are a dominant manufacturing force, proudly operating with the expertise and resources of a fully-fledged factory.

Q4: How long is your delivery time?

A: Typically, our dynamic logistics ensure a rapid delivery time of just 10-15 days, although this may vary slightly depending on the magnitude of your order.

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

A: Certainly! We are delighted to offer complimentary samples to showcase our quality, with the only request being the coverage of freight costs.

Q6: What is your terms of payment?

Experience versatile payment options with us: Opt for T/T with 30% upfront and a 70% balance due upon receiving the B/L copy.
OR L/C: Ensure safe transactions with a 100% Irrevocable letter of credit at sight, offering peace of mind.