Hot Rolled /Forged and Casting Balls with Less Than 1% Breakage 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

Uncover the unparalleled excellence of JINCHI's remarkable products and esteemed suppliers, all available at competitive factory prices! Our high-performance Mines Equipment cast iron Ball Mill Grinding Media Steel Ball is meticulously engineered to deliver peak performance.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry is renowned as a distinguished leader and expert manufacturer in the realm of superior grinding products. We take immense pride in showcasing our exceptional range, which includes: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Crafted with precision and adhering to international standards, our cutting-edge facilities proudly achieve a monumental annual production capacity surpassing 100,000 tons.

We earnestly look forward to your inquiries about our outstanding grinding balls. Rest assured, we offer the most competitive price without delay. Thank you for your interest in our products.

Why Choose Us
High Quality raw materials, directly sourced from distinguished large steel mills, ensure that our products consistently display remarkable excellence.
Advanced Our state-of-the-art automatic production lines ensure consistent and unparalleled manufacturing quality.
Strict Our stringent quality management processes, coupled with exceptional after-sales service, ensure complete customer satisfaction.
More With over twenty years of industry experience, we offer unmatched expertise and profound knowledge.
Advanced Our precise laboratory equipment is dedicated to rigorous testing and quality assurance.
ISO9001, ISO14001, ISO45001, and SGS certifications highlight our unwavering commitment to quality and environmental standards.
Our strategic location provides a swift 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, two of China's leading steel companies specializing in grinding ball steel, we assure top-tier material integrity.

2. Product Range: Our expansive portfolio satisfies diverse customer requirements, offering both cast and forged types in an extensive range.

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

4. Production Facility: Our advanced automatic production lines assure outstanding quality consistency in every product.

5. Delivery: Our streamlined automated production system guarantees swift delivery following order confirmation, often within just 14 days, tailored to specific requirements.

6. Quality Control: In our state-of-the-art laboratory, we utilize cutting-edge testing equipment to ensure that every step of our production process adheres strictly to the highest quality standards. Our commitment to precision and excellence is unwavering, guaranteeing products of unmatched caliber.


Manufacturing Process



At JINCHI, we pride ourselves on delivering top-tier products directly from our prestigious network of suppliers. We offer unparalleled factory prices for critical mining equipment, such as our highly sought-after cast iron Ball Mill Grinding Media Steel Ball, ensuring exceptional value and performance.

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 stand as leaders in the steel ball manufacturing industry, committed to producing products of the highest quality and precision.

Q2. In which countries are your products sold?

A: Our exceptional products enjoy a robust global presence, being distributed across North and South America, from Mexico to Brazil, and spanning Africa in countries like Tanzania, Congo, and South Africa, with a significant operational branch office in Australia.

Q3: Are you trading company or manufacturer?

A: We are a formidable manufacturing entity, efficiently functioning as a full-scale factory and proudly producing in-house.

Q4: How long is your delivery time?

A: Our delivery is typically expedited within a swift timeframe of 10-15 days, depending on the order volume, ensuring timely fulfillment of your needs.

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

A: Indeed, we are delighted to provide free samples for your evaluation, with the modest request that freight charges are kindly covered.

Q6: What is your terms of payment?

Our flexible payment options include T/T with an initial 30% deposit and the remaining 70% payable upon receipt of the bill of lading copy.
OR L/C: Enjoy secure and seamless transactions with a 100% Irrevocable letter of credit at sight, ensuring peace of mind.