Durable Forged Grinding Balls for High Performance Mill Applications

• 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 premium grinding balls are skillfully crafted from superior materials like 45#, 50Mn, 60Mn, 65Mn, as well as elite alloys such as B2, B3, BL, and BG, ensuring remarkable performance and longevity.
2. Diameter: These meticulously engineered balls come in a versatile range from 20mm to a sturdy 150mm, perfectly tailored to meet diverse industrial requirements.
3. Hardness: With an outstanding hardness rating of HRC 55-65, our grinding balls promise unmatched durability and exceptional operational efficiency.
4. Breakage Rate: Demonstrating a fantastic breakage rate of under 1%, these balls are the epitome of reliability and long-lasting performance.
5. Impact Value: With an impressive impact threshold exceeding 12j/Cm^2, these balls are engineered to thrive under rigorous industrial conditions.
6. Falling ball times: Boasting a remarkable ≥20000s in falling ball cycles, they offer unrivaled durability even in the most challenging 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: We provide timely and secure delivery through our extensive and reliable ocean shipping options.
2. Customers designated transportation mode: We offer adaptability by supporting customer-preferred shipping methods, ensuring convenience and satisfaction.
3. Packing Details: A. Safely ensconced in steel drums (850-930kgs/drum) B. Efficient flexible container bags (1 ton/bag) for seamless handling and logistics.
4. Delivery Details: Anticipate swift delivery within 15-20 days following payment confirmation or upon receipt of LC, guaranteeing a smooth transaction and enhanced customer satisfaction.

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. As experts in the field, we specialize in producing forged and hot rolled grinding balls, as well as alloy grinding steel rods for over a decade. Our impressive annual production capacity of 100,000 tons, supported by 10 cutting-edge forging and automatic rolling lines, is designed to fulfill the varied demands of our international customers.

Shandong Jinchi has earned esteemed certifications including TUV ISO900, ISO14001, and Iso45001, along with dual recognition by SGS and BV, solidifying our reputation as a qualified manufacturer. Our state-of-the-art laboratory, featuring advanced testing equipment such as spectrometers, hardness testers, drop testers, and impact testers, ensures stringent quality assurance and traceability from raw material reception to final dispatch.
Our distinguished clientele extends across Southeast Asia, Africa, and Latin America, spanning over 40 countries. We maintain strong collaborations with prominent mining companies worldwide, along with cement, thermal power, and chemical plants, all of whom consistently praise our exemplary products and services.