Hot-Rolled Grinding Balls Designed for The Mining Industry Use

• Customization: Available
• Standard: JIS, GB, DIN, BS, ASTM, AISI
• Application: Construction Machinery, Metallurgical Machinery, Cement Plant, Mining Machine, Thermal Power Plant
• Model NO.: 20mm-150mm
• Material: Steel
• Type: Grinding Ball
• Breakage Rate: Below 1%
• Hardness: Hardness
• Impact Toughness: >12ak.J/Cm2
• Microstructure: M+C
• Customized: Customized
• Transport Package: Flexible Container Bags or Steel Drums
• Specification: 20mm-150mm
• Trademark: JINCHI
• Origin: Made in China.
• HS Code: 73261100
• Production Capacity: 100000tons/Year

Product Description

Product Description

1. Grade: Discover the epitome of quality with our grinding balls, meticulously crafted from superior materials such as 45#, 50Mn, 60Mn, and 65Mn. Enhanced with premium alloys like B2, B3, BL, and BG, these materials ensure top-notch performance and unmatched resilience for even the most demanding applications.
2. Diameter: Our precision-engineered grinding balls offer a range from a versatile 20mm up to a robust 150mm. This comprehensive size spectrum ensures that we can cater to the broad spectrum of industrial requirements with precision and efficiency.
3. Hardness: Boasting an impressive hardness rating of HRC 55-65, our grinding balls are engineered for outstanding durability and superior performance, making them a reliable choice for challenging operational environments.
4. Breakage Rate: Achieving an extraordinary breakage rate of less than 1%, these grinding balls exemplify reliability and longevity, providing peace of mind and operational excellence.
5. Impact Value: Engineered to meet intense demands, our balls feature an impact value exceeding 12j/Cm^2, ensuring they withstand rigorous operational conditions with remarkable durability.
6. Falling ball times: With an astonishing ≥20000s in falling ball times, these grinding balls are designed to deliver exceptional durability and performance, even in the harshest operational environments.

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
BU	0.95-1.05	0.15-0.35	0.95-1.05	≤0.025	≤0.025	0.45-0.55
1090	0.90-1.10	0.17-0.37	0.60-0.90	≤0.025	≤0.025	≤0.025
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

Detailed Photos

 

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

 

Certifications

 

Packaging & Shipping

1. Ocean shipping: Our comprehensive ocean shipping solutions guarantee timely and secure delivery, ensuring your order arrives safely and on schedule.
2. Customers designated transportation mode: Flexibility is key; we accommodate customer-preferred shipping methods to meet specific requirements and preferences.
3. Packing Details: A. Securely packaged in durable steel drums (850-930kgs/drum) for maximum protection. B. Efficient logistics enabled by convenient flexible container bags (1 ton/bag), ensuring safe and effective transportation.
4. Delivery Details: Delivering excellence, anticipate a prompt delivery within 15-20 days post payment confirmation or upon sight of LC, ensuring seamless transactions and ultimate customer satisfaction.

Shandong Jinchi Heavy Industy Joint-stock Co.,Ltd. As a professional and seasoned company, we have specialized in the production of both forged and hot-rolled grinding balls as well as alloy grinding steel rods for over a decade. Our impressive annual output of 100,000 tons is powered by 10 state-of-the-art forging and automatic rolling production lines, adept at fulfilling the complex and diverse demands of our global clientele.

Shandong Jinchi has earned a distinguished reputation through prestigious certifications such as TUV ISO900, ISO14001, and Iso45001, alongside dual certifications by SGS and BV. Our cutting-edge laboratory is equipped with advanced testing devices like spectrometers, hardness testers, drop testers, and impact testers, ensuring rigorous quality control and traceability from intake of raw materials to the final shipment, solidifying our status as a qualified factory.
Our esteemed clientele extends across Southeast Asia, Africa, and Latin America, encompassing over 40 countries. By maintaining robust partnerships with premier mining companies globally, as well as cement, thermal power, and chemical plants, our superior products and services are consistently lauded by our valued partners.