Quality Casting Grinding Media Iron Balls, Grade Cr10 to Cr28 Available

• 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

Experience unparalleled factory-direct pricing with JINCHI's Mines Equipment cast iron Ball Mill Grinding Media Steel Ball. Our competitive pricing ensures exceptional value for premium quality.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry stands as a beacon of excellence in the manufacture of top-tier grinding products. We proudly present a diverse array of offerings that include: Innovative Grinding Media ForgedDurable Steel Precision-Cast Balls High-Performance Steel Balls,Robust Grinding Rods, Versatile Grinding Cylpebs, Crafted with meticulous care to meet stringent international standards, our cutting-edge facilities boast an impressive annual production capacity surpassing 100,000 tons, ensuring unmatched quality and consistency.

We eagerly await your inquiry regarding our superior grinding balls. Rest assured, the most competitive price will be promptly provided. Thank you.

Compelling Reasons to Choose Us
Superior Premium quality raw materials, sourced directly from prestigious large steel mills, underpin our product's exceptional excellence.
State-of-the-Art Our advanced automatic production lines ensure impeccable consistency and reliability in manufacturing.
Rigorous Our strict quality management processes, paired with outstanding after-sales service, ensure complete customer satisfaction.
Extensive Over two decades of industry experience equip us with unmatched expertise.
Sophisticated Our precise laboratory equipment guarantees thorough testing and unwavering quality assurance.
ISO9001, ISO14001, ISO45001, and SGS certifications, validate our unwavering commitment to superior quality and environmental stewardship.
Expeditious Strategically located for a swift four-hour reach to Qingdao port, we facilitate efficient and seamless export logistics.

The Chemical Composition of our expertly crafted 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

Comprehensive Specification ofour Good 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

Distinct Advantages:

1.Material Integrity: Sourcing premium steel from Laigang Group and JIYUAN, China's foremost steel companies, ensures the highest integrity and excellence for our grinding balls.

2. Diverse Product Range: Our extensive portfolio accommodates varied customer needs, offering both cast and forged types with an extensive selection.

3. Massive Capacity: With a formidable production capacity of approximately 100,000 MT, we assure seamless and continuous delivery of media to our clients.

4. State-of-the-Art Production Facility: Our cutting-edge automatic production lines guarantee exemplary quality consistency, product after product.

5. Swift Delivery: Our efficient automated production system ensures prompt delivery post-order confirmation, often within a mere 14 days, depending on specific requirements.

6. Meticulous Quality Control: Our dedicated laboratory, furnished with advanced and precise testing apparatus, ensures each production step meets rigorous quality standards.


Optimized Manufacturing Process



Experience unparalleled factory-direct pricing with JINCHI's Mines Equipment cast iron Ball Mill Grinding Media Steel Ball. Our competitive pricing ensures exceptional value for premium quality.

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: Shandong Jinchi Heavy Industry Joint-Stock Co., Ltd, is a renowned leader among steel ball manufacturers with an impressive 28 years of rich production expertise. Our extensive experience ensures unmatched quality and consistency.

Q2. In which countries are your products sold?

A: Our Quality Casting Grinding Media Iron Balls are sought after worldwide, with a presence in Mexico, Canada, Brazil, Tanzania, Congo, South Africa, Mali, Cote d'Ivoire, Mauritania, Chile, Peru, Philippines, Ecuador, Ghana, Finland, South Korea, India, and Australia. We even have branch offices in Australia, reflecting our global reach.

Q3: Are you trading company or manufacturer?

A: We are a dedicated manufacturer, committed to producing high-quality products directly from our factory.

Q4: How long is your delivery time?

A: We pride ourselves on swift delivery times, generally ranging from 10 to 15 days, dependent on order quantity. This ensures our clients receive their products promptly.

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

A: Absolutely, we are pleased to offer samples free of charge, though we kindly ask customers to cover freight costs.

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). These flexible terms are designed to meet diverse client needs.