Forged Steel Grinding Media Balls with High Hardness for Maximum Efficiency

• 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: Indulge in superior quality with our selection of steel grades: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG. Each one is crafted to perfection to meet your grinding needs.
2. Diameter: Available in a broad spectrum of sizes, our grinding media balls range from 20mm to 150mm, ensuring the perfect fit for your specific operations.
3. Hardness: Designed for strength, our steel grinding balls boast a hardness level between HRC 55-65, promising durability and longevity.
4. Breakage Rate: With an impressively low breakage rate of less than 1%, our grinding media balls are engineered for reliability and cost efficiency.
5. Impact Value: Our products excel with an impact value greater than 12j/Cm^2, showcasing their resilience against wear and tear.
6. Falling Ball Times: Endurance meets excellence with a falling ball test exceeding 20,000 times, confirming our commitment to quality and performance.

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 offer smooth and efficient ocean shipping to deliver your order safely to its destination.
2. Customers designated transportation mode: Tailored shipping options available to fit your specific logistical needs.
3. Packing Details: We ensure product security with robust packaging options: A. Steel drums, securely containing 850-930kgs per drum. B. Flexible container bags, holding a full ton per bag for maximum handling efficiency.
4. Delivery Details: Experience prompt delivery, within 15-20 days after receipt of payment or LC at sight, ensuring your operations continue without delay.

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a renowned factory with over a decade of expertise in crafting high-quality forged and hot rolled grinding balls, along with alloy grinding steel rods. With an impressive annual output of 100,000 tons, our facility is equipped with 10 state-of-the-art forging and automatic rolling production lines, ready to meet complex customer demands with precision and efficiency.

Shandong Jinchi stands out with prestigious international and industrial certifications, including TUV ISO900, ISO14001, and ISO45001, along with dual certifications from SGS and BV, marking us as a factory of exceptional standards. Our first-class laboratory features cutting-edge testing equipment such as spectrometers, hardness testers, drop testers, and impact testers, ensuring rigorous quality control and traceability at every step from raw material intake to final shipment.
Our expansive network of satisfied customers spans Southeast Asia, Africa, and Latin America, across more than 40 countries. We pride ourselves on strong business ties with prominent mining companies, cement plants, thermal power stations, and chemical plants, both within China and globally, earning high praise for our dependable products and services.