Heavy-Duty Casting Iron Balls, Breakage Rate Below 1%, Cr10-28 Grade

• 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

Discover the unbeatable JINCHI products and suppliers! Our factory offers the best-priced Mines Equipment with top-grade cast iron Ball Mill Grinding Media Steel Ball.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry stands as a beacon of excellence in the realm of premier grinding products. We take immense pride in our diverse and exceptional range of offerings, which includes: High-performance Grinding Media ForgedPremium Steel Durable Casting Balls Top-quality Steel Balls,Robust Grinding Rods, Versatile Grinding Cylpebs, Each product is meticulously crafted to surpass international standards. Our cutting-edge facilities are equipped to produce over 100,000 tons annually, showcasing our impressive production capabilities.

We eagerly await your inquiries regarding our superior grinding balls. Rest assured, you'll receive our best price offer promptly. Thank you for considering us.

Why Choose Us
Exquisite High Quality raw materials, carefully selected from the most reputable large steel mills, guarantee our products' superior excellence.
Our Advanced automatic production lines assure consistent and top-tier manufacturing quality, every time.
We enforce Strict quality control processes, coupled with outstanding after-sales service, to ensure complete customer satisfaction.
Leveraging More than 20 years of industry expertise, we bring exceptional knowledge and craftsmanship to every product.
The most Advanced and precise laboratory equipment facilitates thorough testing and stringent quality assurance.
Proudly holding ISO9001, ISO14001, ISO45001, SGS certifications, we affirm our dedication to quality and eco-friendly standards.
Our strategic Four -hour proximity to Qingdao port ensures fast, efficient export logistics for a seamless experience.

Detailed Chemical Composition of Excellence-driven 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

Complete Specification ofHigh Wear Resistance Forged Grinding Media Steel Mill Balls that deliver exceptional performance

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: Partnering with Laigang Group and JIYUAN, leading steel manufacturers specializing in top-grade grinding ball steel, ensures unmatched material integrity.

2. Product Range: Our extensive portfolio addresses diverse customer needs by offering both cast and forged options with an inclusive range.

3. Capacity: With an impressive production capacity of around 100,000 MT, we ensure the uninterrupted supply of media to our valued clients.

4. Production Facility: Our state-of-the-art automatic production lines uphold exceptional quality consistency across every product.

5. Delivery: Our streamlined production system ensures rapid order fulfillment, promising delivery often within 14 days based on specific requirements.

6. Quality Control: Our specialized laboratory, outfitted with cutting-edge testing equipment, guarantees adherence to rigorous quality standards at every production stage.


Comprehensive Manufacturing Process



Introducing JINCHI's exceptional range of products and suppliers! Get factory-direct pricing on our top-tier Mines Equipment cast iron Ball Mill Grinding Media Steel Balls.

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 experts in the industry, we boast 28 years of unparalleled experience in manufacturing steel balls, delivering quality and precision with every product.

Q2. In which countries are your products sold?

A: Our premium products have a global footprint, reaching countries such as Mexico, Canada, Brazil, Tanzania, Congo, and many more. We proudly operate branch offices in Australia, ensuring a robust international presence.

Q3: Are you trading company or manufacturer?

A: We are a dedicated manufacturing factory, committed to excellence and innovation in our field.

Q4: How long is your delivery time?

A: Typically, our efficient operations ensure a delivery time of 10-15 days, subject to order quantity.

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

A: Absolutely, we provide samples free of charge, though the cost of freight is not included.

Q6: What is your terms of payment?

We accept T/T with a 30% advance and 70% upon B/L copy;
OR a 100% irrevocable letter of credit at sight (L/C)