Reliable Casting Grinding Media Iron Balls with High Impact Resistance

• 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: 73259100
• Production Capacity: 100000tons/Year

Product Description

Explore the exceptional value of JINCHI's premium grinding solutions with our Factory Price Mines Equipment Cast Iron Ball Mill Grinding Media Steel Balls. An ideal addition to your mining operations!
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry stands as a beacon of quality and innovation in the manufacturing of superior grinding products. As a leader in the field, we proudly present a diverse array of meticulously crafted products, including: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Our products are engineered with the utmost precision to align with international standards, produced in state-of-the-art facilities boasting an impressive annual output capacity surpassing 100,000 tons.

We warmly invite your inquiries about our grinding balls. Rest assured, we will provide the most competitive pricing promptly. Thank you.

Why Choose Us
High Our products exemplify excellence, crafted from top-tier raw materials sourced directly from esteemed steel mills.
Advanced Our cutting-edge automatic production lines ensure consistent, reliable quality that you can trust.
Strict Our rigorous quality management, coupled with outstanding after-sales service, secures customer satisfaction.
More With over two decades of expertise, we bring unmatched industry knowledge and proficiency.
Advanced Our precision lab equipment ensures thorough testing and unwavering quality assurance.
ISO9001, ISO14001, ISO45001, SGS certifications affirm our dedication to quality and environmental stewardship.
Four -hour proximity to Qingdao port facilitates efficient and rapid 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: We procure premium steel directly from Laigang Group and JIYUAN, leaders in steel production for grinding balls, ensuring uncompromised material quality.

2. Product Range: Our extensive portfolio meets diverse customer needs, offering both cast and forged varieties with a full product range.

3. Capacity: With a robust production capacity of around 100,000 MT, we assure uninterrupted delivery to our valued clients.

4. Production Facility: Our ultramodern automatic production lines guarantee unmatched quality consistency in every batch.

5. Delivery: Our efficient automated production system enables prompt delivery post-order, often within just 14 days, tailored to your requirements.

6. Quality Control: Our specialized laboratory, furnished with advanced testing apparatus, ensures every production phase meets stringent quality criteria.


Manufacturing Process



Introducing JINCHI's premium offerings - Factory Price Mines Equipment featuring the cast iron Ball Mill Grinding Media Steel Ball. These top-tier products from Shandong Jinchi Heavy Industry Joint-Stock Co., Ltd are engineered for excellence, providing the ultimate solution for all your grinding needs with unparalleled precision and efficiency.

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 a legacy of 28 years in production, we stand as a leading professional manufacturer of steel balls. Our extensive experience ensures superior quality and innovation in every product we deliver.

Q2. In which countries are your products sold?

A: Our expansive global reach extends across continents, with our products available 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. We proudly support our international clientele with branch offices located strategically in Australia.

Q3: Are you trading company or manufacturer?

A: We are a dedicated factory, committed to delivering exceptional manufacturing standards and direct customer interactions.

Q4: How long is your delivery time?

A: Our reliable delivery timeframe is generally 10-15 days, contingent upon order quantity, ensuring timely fulfillment of your requisitions.

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

A: Absolutely, we offer samples at no charge to you, although the freight cost would be applicable. Experience the quality of our products firsthand without any initial cost.

Q6: What is your terms of payment?

T/T (30% in advance and 70% against copy of B/L);
OR L/C (100% Irrevocable letter of credit at sight)