Quality Casting Balls with Low Breakage Rate for Long-Term Use

• 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 superior quality of JINCHI's offerings, where excellence meets affordability with factory-direct pricing! Our high-performance Mines Equipment cast iron Ball Mill Grinding Media Steel Ball is meticulously engineered to deliver unmatched results in your operations.
Shandong Jinchi Heavy Industry Joint-Stock Co., LtdPositioned as an industry pioneer, Shandong Jinchi Heavy Industry excels as a premier manufacturer of top-tier grinding solutions, proudly presenting a remarkable selection of products that redefine standards: Grinding Media ForgedSteel Balls, Casting Steel Balls,Grinding Rods, Grinding Cylpebs, Our advanced production facilities, adhering to the highest international standards, boast an impressive annual output capacity exceeding 100,000 tons, crafted with unparalleled precision.

We warmly invite your inquiries into our premium grinding balls, promising you competitive pricing and immediate response. Thank you for choosing us.

Why Choose Us
High Our products exhibit outstanding quality, crafted from high-caliber raw materials sourced directly from prestigious large steel mills.
Advanced Our state-of-the-art automatic production lines ensure the highest levels of consistent, reliable manufacturing quality.
Strict Our stringent quality management protocols, coupled with exceptional after-sales service, ensure total customer satisfaction and peace of mind.
More With over 20 years of industry leadership, our unparalleled expertise and knowledge set us apart.
Advanced Our sophisticated laboratory equipment is devoted to precise testing and rigorous quality assurance.
ISO9001, ISO14001, ISO45001, and SGS certifications signify our steadfast dedication to quality and environmental standards.
Our strategic location provides a convenient four-hour access to Qingdao port, facilitating efficient and seamless 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 ensure superior material integrity by sourcing our steel directly from Laigang Group and JIYUAN, China's preeminent steel firms in grinding ball steel.

2. Product Range: Our comprehensive portfolio meets varied customer needs, offering both cast and forged solutions across a wide spectrum.

3. Capacity: Our robust production capacity of about 100,000 MT ensures uninterrupted and timely media supply to our clientele.

4. Production Facility: Our cutting-edge automatic production lines guarantee consistent excellence in every product we manufacture.

5. Delivery: Our efficient automated production system assures rapid delivery post-confirmation, often within 14 days, customized to your specific needs.

6. Quality Control: Immerse yourself in our state-of-the-art laboratory, a pinnacle of technological advancement, where precision testing apparatus ensures meticulous compliance with the highest quality standards at every meticulous stage of our production process.


Manufacturing Process



Experience the JINCHI promise of excellence as we deliver top-tier products straight from our revered suppliers, offering unmatched factory-direct pricing on crucial mining equipment such as our superior 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: Harness the power of our 28 years of unparalleled mastery in the realm of steel ball manufacturing, where our unwavering dedication to excellence is evident in every aspect of our production.

Q2. In which countries are your products sold?

A: Our products boast a robust global footprint, reaching dynamic markets in Mexico, Canada, and Brazil, while spanning continents to meet demand in Tanzania, Congo, South Africa, and beyond, with a distinguished branch office strategically located in Australia.

Q3: Are you trading company or manufacturer?

A: We are a formidable manufacturing entity, thriving as a proud factory.

Q4: How long is your delivery time?

A: Our delivery process is streamlined for efficiency, typically ranging from a swift 10 to 15 days, hinging on the scale of the order.

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

A: Indeed, we are delighted to supply free samples; however, we graciously ask that the freight charges be borne by the requester.

Q6: What is your terms of payment?

Enjoy our accommodating payment terms: T/T with a 30% advance and the remaining 70% upon the presentation of the B/L copy.
OR L/C: Assure your transactions with a 100% Irrevocable letter of credit payable at sight.