Forged Grinding Balls with Exceptional Hardness for Mining Operations

• 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: Our elite grinding balls are fashioned from the finest materials including 45#, 50Mn, 60Mn, 65Mn, and are enhanced with superior alloys like B2, B3, BL, and BG to deliver unmatched quality and resilience.
2. Diameter: Meticulously crafted to precision, these balls range from a versatile 20mm to a robust 150mm, addressing a myriad of industrial applications with precision and reliability.
3. Hardness: Featuring an extraordinary hardness level of HRC 55-65, our grinding balls are engineered for unmatched durability and superior performance in demanding environments.
4. Breakage Rate: With a remarkably low breakage rate of less than 1%, our grinding balls epitomize reliability and extended service life, meeting the rigorous demands of modern industry.
5. Impact Value: Engineered for resilience, these balls boast an impressive impact value exceeding 12j/Cm^2, ensuring they meet and surpass the intense demands of high-pressure operations.
6. Falling ball times: Demonstrating exceptional endurance with ≥20000s falling ball times, these balls are built to thrive in the most challenging and abrasive industrial settings.

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: We pledge reliable and timely delivery with our extensive and secure ocean shipping solutions, ensuring peace of mind for our clients.
2. Customers designated transportation mode: Embracing flexibility, we adapt to our customers' preferred shipping methods for tailored transport solutions.
3. Packing Details: A. Resiliently packaged in durable steel drums (850-930kgs/drum) ensuring protection and efficiency. B. Convenient flexible container bags (1 ton/bag) optimized for effective logistics.
4. Delivery Details: We ensure swift delivery within 15-20 days following payment confirmation or receipt of LC, providing a seamless transaction and enhancing customer satisfaction.

Shandong Jinchi Heavy Industy Joint-stock Co.,Ltd. As a leading manufacturer, we excel in producing forged and hot rolled grinding balls, complemented by alloy grinding steel rods for over a decade. With a remarkable annual production capacity of 100,000 tons, supported by our 10 advanced forging and automatic rolling lines, we are equipped to meet diverse global demands with precision.

Shandong Jinchi has garnered esteemed certifications including TUV ISO900, ISO14001, and Iso45001 and is doubly certified by SGS and BV, underscoring our commitment to quality and excellence. Our sophisticated laboratory, replete with advanced testing equipment such as spectrometers and impact testers, ensures stringent quality control from raw material to finished product.
Our distinguished clientele, spanning over 40 countries in Southeast Asia, Africa, and Latin America, reflects our global reach. We are proud partners with prestigious mining companies, and leaders in the cement, thermal power, and chemical sectors, all of whom praise our exceptional products and services.