Forged Steel Grinding Balls with Low Breakage Rate for Mining

• 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 meticulously crafted grinding balls are available in a diverse range of grades, including 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG, ensuring precision and reliability for all your needs.
2. Diameter: Designed for adaptability, our grinding balls boast a versatile diameter spectrum from 20mm to 150mm, accommodating various application requirements with ease.
3. Hardness: Built to last, these grinding balls feature a remarkable hardness range of HRC 55-65, ensuring outstanding durability and performance.
4. Breakage Rate: Exceptionally engineered for durability, our grinding balls impress with an unparalleled breakage rate of less than 1%, showcasing their resilience.
5. Impact Value: Our grinding balls deliver exceptional robustness, with an impact value that surpasses 12j/Cm^2, ensuring superior performance in demanding conditions.
6. Falling ball times: Demonstrating remarkable resilience, our grinding balls successfully endure over 20,000 falls, proving their exceptional endurance.

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 our products are securely delivered through trustworthy and efficient ocean shipping routes, safeguarding their quality.
2. Customers designated transportation mode: We offer flexibility by accommodating your customized transportation preferences for maximum convenience.
3. Packing Details: A. Our steel drums have a substantial capacity of 850-930kgs per drum for secure storage. B. Flexible container bags offer an ample 1 ton per bag capacity, designed for optimal transportation.
4. Delivery Details: Experience swift and reliable delivery within 15-20 days upon receipt of payment or LC at sight, ensuring timely access to our premium products.

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a renowned trailblazer in the manufacture of forged and hot rolled grinding balls, as well as alloy grinding steel rods. With over ten years of expertise and an impressive annual production capacity of 100,000 tons, our cutting-edge 10 forging and automatic rolling production lines are adept at meeting intricate customer specifications with unmatched precision.

Shandong Jinchi has garnered prestigious certifications such as TUV ISO900, ISO14001, Iso45001, along with dual SGS and BV certifications, underscoring our unwavering commitment to quality. Our cutting-edge laboratory houses sophisticated testing devices, including spectrometers, hardness testers, drop testers, and impact testers, ensuring rigorous quality control and meticulous traceability from raw materials to the final shipment.
Our esteemed clientele extends across Southeast Asia, Africa, and Latin America, reaching over 40 countries. We take pride in nurturing strong business alliances with top-tier mining companies, cement plants, thermal power plants, and chemical plants on a global scale, earning us widespread acclaim and rave reviews.