High-Impact Casting Balls with Grade Cr10-28 for Durability

• 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

High-Impact Casting Balls with Grade Cr10-28 for Durability
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdShandong Jinchi Heavy Industry proudly stands as a beacon of innovation and quality in the premium grinding products sector. We are thrilled to unveil our exceptional portfolio, which includes a remarkably diverse selection of products: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Crafted with meticulous precision and meeting global standards, our cutting-edge facilities proudly offer an incredible annual production capacity exceeding 100,000 tons.

We eagerly anticipate your inquiries about our premium grinding balls. Rest assured, you'll receive the most competitive pricing swiftly. Thank you for your interest and trust in us.

Why Choose Us
High Our products are crafted from superior raw materials, procured directly from prestigious large steel mills, ensuring exceptional quality and performance.
Advanced Our state-of-the-art automatic production lines ensure unwavering consistency and reliability in every product we manufacture.
Strict Our stringent quality management procedures, coupled with exceptional after-sales service, guarantee complete customer satisfaction and peace of mind.
More With over 20 years of industry expertise, we possess unmatched knowledge and skills in the grinding products domain.
Advanced Our sophisticated lab equipment is dedicated to rigorous testing and quality assurance, ensuring every product meets the highest standards.
ISO9001, ISO14001, ISO45001, and SGS certifications highlight our steadfast dedication to quality and environmental stewardship.
Our strategically advantageous location allows for a swift four-hour reach to Qingdao port, facilitating efficient and seamless export logistics operations.

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 procuring steel directly from top-tier steel companies Laigang Group and JIYUAN, renowned for their expertise in grinding ball steel, we ensure superior material quality.

2. Product Range: Our vast product lineup is designed to meet various customer needs, offering both cast and forged types in a comprehensive assortment.

3. Capacity: With an impressive production capacity of approximately 100,000 MT, we promise consistent and uninterrupted supply to our valued clients.

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

5. Delivery: Our efficient automated production system guarantees quick delivery post-order confirmation, often within just 14 days, customized to your specific needs.

6. Quality Control: Our state-of-the-art laboratory, armed with cutting-edge and highly precise testing equipment, ensures that each production stage strictly adheres to rigorous quality standards, guaranteeing an unwavering commitment to excellence.


Manufacturing Process



JINCHI proudly offers top-tier products directly from our prestigious suppliers, providing unmatched factory prices on indispensable mining equipment like our elite cast iron Ball Mill Grinding Media Steel Ball.

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: Benefit from our 28 years of unmatched expertise as premier steel ball manufacturers, fully committed to superior production quality.

Q2. In which countries are your products sold?

A: Our products enjoy a robust international footprint, spanning from Mexico, Canada, and Brazil, reaching across continents to Tanzania, Congo, South Africa, and beyond, highlighted by a significant branch office in Australia.

Q3: Are you trading company or manufacturer?

A: We are a manufacturing giant, proudly operating as a factory with a strong emphasis on production excellence.

Q4: How long is your delivery time?

A: Our delivery time is impressively swift, typically within 10-15 days, depending on the volume of the order.

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

A: Certainly, we are delighted to provide free samples, with the only requirement being the coverage of freight costs.

Q6: What is your terms of payment?

We offer adaptable payment options: T/T with 30% upfront and the remaining 70% upon receipt of the B/L copy.
OR L/C: Ensure secure transactions with a 100% Irrevocable letter of credit at sight.