Forged Steel Grinding Media Balls with Exceptional Durability Features

• 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: Robustly engineered using high-quality materials, available in 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG for superior performance.
2. Diameter: Versatile sizing from 20mm to 150mm to cater to diverse industrial needs.
3. Hardness: Strong and reliable with a hardness rating of HRC 55-65, ensuring longevity.
4. Breakage Rate: Impressively low breakage rate of less than 1%, highlighting durability and reliability.
5. Impact Value: Outstanding impact resistance with a value of over 12j/Cm^2.
6. Falling Ball Times: Remarkable endurance with a falling ball test result of ≥20000s.

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: Ensures safe and efficient delivery across global waters.
2. Customers designated transportation mode: Flexibility to choose preferred transit solutions.
3. Packing Details: A. Secure steel drums (850-930kgs/drum) for maximum protection b. Spacious flexible container bags (1 ton/bag) for large quantities.
4. Delivery Details: Swift dispatch within 15-20 days post-payment or upon receiving LC at sight, ensuring timely delivery.

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a professional factory specializing in the production of forged and hot rolled grinding balls and alloy steel rods. With over a decade of expertise, our annual production capacity has reached an impressive 100,000 tons. Equipped with 10 cutting-edge forging and automatic rolling production lines, we adeptly fulfill complex customer demands with precision and efficiency.

Shandong Jinchi has achieved prestigious international and industrial certifications such as TUV ISO900, ISO14001, and ISO45001, alongside dual certification from SGS and BV, affirming our stature as a qualified factory. Our state-of-the-art laboratory features advanced testing tools including spectrometers, hardness testers, drop testers, and impact testers, ensuring meticulous quality control and traceability from raw materials to finished products.
Our clientele spans Southeast Asia, Africa, and Latin America, encompassing over 40 nations. We maintain robust partnerships with globally acclaimed mining companies, cement plants, thermal power plants, and chemical plants across China and beyond, earning widespread acclaim for our exemplary products and services.