Long-Lasting Casting Balls with Grade Cr10-28 and Minimal Breakage Rate

• 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

Experience the unmatched factory-value pricing on mines equipment with JINCHI's cast iron ball mill grinding media steel balls-durability and performance you can trust.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry stands as a beacon of expertise and quality, being a renowned manufacturer of high-grade grinding solutions. Our portfolio includes innovative and dependable products such as: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Our products are engineered to perfection, adhering to global benchmarks, with facilities boasting a breath-taking production capability surpassing 100,000 tons annually.

Eagerly anticipating your next inquiry regarding our superior grinding balls; rest assured, you'll receive our competitive pricing promptly. Thank you.

Why Choose Us
High Our commitment to excellence begins with premium quality raw materials procured directly from prestigious large-scale steel mills, ensuring top-tier products.
Advanced Our state-of-the-art automatic production lines promise remarkable consistency and reliability in manufacturing excellence.
Strict Our rigorous quality management systems, coupled with outstanding after-sales support, ensure your complete satisfaction.
More than 20 years of industry expertise has endowed us with unmatched proficiency and insight.
Advanced Our sophisticated lab equipment facilitates detailed testing and unwavering quality assurance.
ISO9001, ISO14001, ISO45001, and SGS certifications underscore our unwavering dedication to quality and sustainability standards.
Four -hour access to Qingdao port ensures our export logistics are expeditious and efficient.

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 from Laigang Group and JIYUAN, top-tier steel producers in China, we ensure the highest level of material integrity for our grinding balls.

2. Product Range: We meet diverse customer needs with a broad selection of both cast and forged options, covering an extensive range.

3. Capacity: With our impressive production capability of around 100,000 MT, we ensure a smooth and constant supply of media to our customers.

4. Production Facility: Our cutting-edge automatic production lines uphold superior quality consistency across all products.

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

6. Quality Control: Our dedicated laboratory, fitted with precise, advanced testing equipment, ensures rigorous adherence to quality standards throughout production.


Manufacturing Process



Experience the unmatched quality of JINCHI's premium range of products and suppliers! Our Factory Price Mines Equipment cast iron Ball Mill Grinding Media Steel Ball offers you reliability and performance like no other.

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: As seasoned steel ball manufacturers, we boast an impressive 28 years of expertise in production, ensuring top-tier quality and innovation in every product.

Q2. In which countries are your products sold?

A: Our products enjoy a global presence, being sold across a diverse array of countries, including Mexico, Canada, Brazil, Tanzania, Congo, South Africa, Mali, Cote d'Ivoire, Mauritania, Chile, Peru, Philippines, Ecuador, Ghana, Finland, South Korea, India, Australia, and more. We are also proud to maintain branch offices in Australia to better serve our international clientele.

Q3: Are you trading company or manufacturer?

A: We are a dedicated factory, committed to delivering excellence in manufacturing.

Q4: How long is your delivery time?

A: Typically, our delivery time ranges from 10-15 days, but this may vary depending on the order quantity, ensuring prompt and efficient service.

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

A: Yes, we are pleased to offer complimentary samples. Please note that while the samples themselves are free, the freight cost is not included.

Q6: What is your terms of payment?

We accept T/T, where 30% is paid in advance and the remaining 70% is due against the copy of B/L;
Additionally, we offer the option of L/C, a 100% Irrevocable letter of credit at sight.