Forged Steel Grinding Media Steel Ball with Low Breakage Rate and Toughness

• 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: Offering a versatile range: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG to suit diverse applications.
2. Diameter: Available in sizes from 20mm to 150mm, perfect for various grinding needs.
3. Hardness: Featuring remarkable hardness levels of HRC 55-65, ensuring durability and performance.
4. Breakage Rate: Less than 1%, demonstrating exceptional resilience under high stress.
5. Impact Value: Boasting an impressive impact strength of over 12j/Cm^2 for superior toughness.
6. Falling Ball Times: Withstanding ≥20000s, these balls offer extraordinary longevity and reliability.

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: Efficient and reliable for global distribution.
2. Customers designated transportation mode: Flexibility to accommodate your preferred shipping method.
3. Packing Details: A. Steel drums (850-930kgs/drum) offer robust protection. B. Flexible container bags (1 ton/bag) for convenient handling.
4. Delivery Details: Prompt delivery within 15-20 days after payment or LC at sight, ensuring timely arrival.

Shandong Jinchi Heavy Industy Joint-stock Co.,Ltd. is a professional factory specializing in the production of forged and hot rolled grinding balls, as well as alloy grinding steel rods for over a decade, with an impressive annual output reaching 100,000 tons. Our facility boasts 10 state-of-the-art forging and automatic rolling production lines, adept at satisfying complex customer requirements.

Shandong Jinchi has achieved international and industry certifications such as TUV ISO900, ISO14001, and ISO45001, further reinforced by SGS and BV certifications, affirming our status as a qualified factory. Our premier laboratory is equipped with cutting-edge testing apparatus, including spectrometers, hardness testers, drop testers, and impact testers, ensuring meticulous quality control and traceability throughout the production process.
Our extensive customer network spans over 40 countries across Southeast Asia, Africa, and Latin America. We maintain strong business relations with major mining corporations, cement plants, thermal power stations, and chemical plants, both in China and globally, earning positive acclaim for our products and services.