Forged Steel Grinding Media Balls with Hardness and Toughness 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: Our top-quality grinding media balls come in a variety of premium grades including 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG, each offering unique benefits tailored for different applications.
2. Diameter: Available in diameters ranging from 20mm to 150mm, our grinding balls are perfectly suited for a wide array of industrial needs, ensuring optimal performance at any scale.
3. Hardness: Ranging from HRC 55-65, these balls are engineered to deliver superior hardness that resists wear and tear, promising longevity and cost-efficiency in your operations.
4. Breakage Rate: With an impressive breakage rate of less than 1%, our grinding media balls are designed for durability, minimizing downtime and maximizing productivity.
5. Impact Value: Boasting an impact value greater than 12j/Cm^2, these balls are crafted to withstand substantial impact, ensuring robust performance in demanding environments.
6. Falling ball times: Our products are rigorously tested to endure falling ball impacts over 20,000 times, highlighting their exceptional toughness 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: We ensure safe and efficient ocean shipping logistics to deliver our products globally.
2. Customers designated transportation mode: We offer flexibility by accommodating our customers' preferred transportation methods for timely deliveries.
3. Packing Details: Choose between sturdy steel drums (850-930kgs/drum) for secure transport or flexible container bags (1 ton/bag) for ease and convenience.
4. Delivery Details: Our streamlined delivery process ensures that your order reaches you promptly, within 15-20 days after receipt of payment or LC at sight.

Shandong Jinchi Heavy Industry Joint-Stock Co., Ltd. is a specialized factory with over a decade of expertise in producing forged and hot-rolled grinding balls, along with alloy grinding steel rods. With an impressive annual output of 100,000 tons, our state-of-the-art facility features 10 advanced forging and automatic rolling production lines, designed to cater to our customers' diverse and complex requirements.

Shandong Jinchi has successfully achieved several prestigious international and industrial certifications such as TUV ISO900, ISO14001, and ISO45001. Moreover, we proudly hold dual certifications from SGS and BV, marking us as a qualified factory. Our cutting-edge laboratory houses advanced testing equipment like spectrometers, hardness testers, drop testers, and impact testers. This ensures stringent quality control and traceability from raw materials to the final product, providing our customers with unmatched reliability.
Our esteemed clientele spans across Southeast Asia, Africa, and Latin America, involving partnerships in over 40 countries. We have established strong business collaborations with renowned mining companies, cement plants, thermal power plants, and chemical plants globally, earning us commendations for our quality and service.