Carbon Steel Grinding Balls with High Hardness for Mining Efficiency

• 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: Experience the superior quality of our Carbon Steel Grinding Balls, available in multiple grades: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG for diverse industrial needs.
2. Diameter: Our grinding balls come in a versatile range of diameters from 20mm to 150mm, ensuring perfect fit for various mining and industrial applications.
3. Hardness: Designed for excellence, our grinding balls boast an impressive hardness ranging from HRC 55-65, promising durability and efficiency in every use.
4. Breakage Rate: With a breakage rate of less than 1%, our products offer unmatched reliability and longevity, ensuring seamless operations.
5. Impact Value: An impressive impact value of greater than 12j/Cm^2 stands as a testament to the robustness and resilience of our grinding balls.
6. Falling ball times: With a lifespan of at least 20,000 strikes, our grinding balls are engineered for long-lasting performance.

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 ensure efficient and timely ocean shipping to accommodate your logistical needs seamlessly.
2. Customers designated transportation mode: We offer flexible transportation options tailored to your specific preferences and requirements.
3. Packing Details: Choose from robust steel drums (850-930kgs/drum) or versatile flexible container bags (1 ton/bag) to suit your packing needs.
4. Delivery Details: Expect swift delivery within 15-20 days after payment or LC at sight, ensuring your operations continue without delay.

Shandong Jinchi Heavy Industry Joint-Stock Co.,Ltd. is a distinguished leader in the manufacturing of forged and hot rolled grinding balls, as well as alloy grinding steel rods. With over a decade of industry expertise and an impressive annual output of 100,000 tons, our facility boasts 10 state-of-the-art forging and automatic rolling production lines to meet your most complex demands with precision.

Shandong Jinchi has proudly achieved international and industry certifications including TUV ISO900, ISO14001, ISO45001, and has dual certification from SGS and BV as a qualified factory. Our cutting-edge laboratory, equipped with advanced testing equipment like spectrometers, hardness testers, drop testers, and impact testers, ensures unparalleled quality control and traceability from raw materials to finished products.
Our esteemed clientele spans Southeast Asia, Africa, and Latin America, encompassing more than 40 countries. We have established robust business partnerships with leading mining corporations, as well as renowned cement, thermal power, and chemical plants worldwide, consistently earning high praise for our product quality and service.