Forged Steel Grinding Media Steel Ball with Low Breakage and High Performance

• 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: Introducing premium quality grades like 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG that ensure top-notch performance.
2. Diameter: Offering a versatile range from 20mm to 150mm to cater to diverse applications.
3. Hardness: Boasting a robust hardness level of HRC 55-65 for exceptional durability.
4. Breakage Rate: Maintaining a remarkably low breakage rate of under 1%, ensuring reliability and longevity.
5. Impact Value: With an impact value exceeding 12j/Cm^2, our product stands strong against rigorous conditions.
6. Falling ball times: Demonstrating superior endurance with falling ball times 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: Reliable and efficient ocean shipping to ensure timely delivery to your destination.
2. Customers designated transportation mode: Flexibility to choose your preferred transportation method for convenience.
3. Packing Details: A. Steel drums (850-930kgs/drum) provide secure and safe transport. B. Flexible container bags (1 ton/bag) for easy handling and storage.
4. Delivery Details: Prompt delivery within 15-20 days post-payment or upon LC at sight, ensuring swift supply chain management.

Shandong Jinchi Heavy Industry Joint-stock Co.,Ltd. is a leading professional manufacturer specializing in high-quality forged and hot-rolled grinding balls, as well as alloy grinding steel rods for over a decade. With an impressive annual output of 100,000 tons, our 10 state-of-the-art forging and automatic rolling production lines are designed to meet complex customer requirements with precision.

Shandong Jinchi has attained prestigious international and industry certifications including TUV ISO900, ISO14001, and ISO45001. Additionally, it has earned dual certifications from SGS and BV, ensuring the highest standards as a qualified manufacturer. Our first-rate laboratory is furnished with advanced testing equipment such as spectrometers, hardness testers, drop testers, and impact testers, guaranteeing comprehensive quality control and traceability from raw material intake to final product shipment.
Our esteemed clientele spans across Southeast Asia, Africa, and Latin America, covering over 40 countries. We have established solid business partnerships with globally renowned mining companies in China and beyond, as well as with cement, thermal power, and chemical plants, consistently receiving commendations for our products and services.