High Hardness Grinding Media Balls for Efficient Mining Operations

• 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: Crafted meticulously from superior materials, our grinding media balls come in various grades including 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG, ensuring a perfect fit for your mining operations.
2. Diameter: Available in a versatile range of 20mm to 150mm, these balls are designed to meet diverse operational requirements, providing optimal adaptability for various usages.
3. Hardness: Engineered to achieve exceptional hardness levels of HRC 55-65, our grinding balls stand as a testament to durability and long-lasting performance in rigorous conditions.
4. Breakage Rate:<1%: Renowned for their robust nature, our grinding balls boast an extraordinarily low breakage rate of less than 1%, enhancing the efficiency of your mining processes.
5. Impact Value: >12j/Cm^2: Delivering an impressive impact value exceeding 12j/Cm^2, these balls are crafted to withstand intense operational challenges with ease.
6. Falling ball times: ≥20000s: Tested rigorously to ensure reliability, our grinding balls can endure over 20,000 fall impacts, demonstrating their superior quality and resilience.

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: Benefit from reliable and cost-effective ocean shipping options tailored to your requirements.
2. Customers designated transportation mode: We accommodate your preferred transportation modes, ensuring seamless delivery tailored to your needs.
3. Packing Details: A. Steel drums (850-930kgs/drum): Ensure robust and secure transportation with our steel drum packaging. B. Flexible container bags (1 ton/bag): For ease of handling and storage, opt for our flexible container bags.
4. Delivery Details: Your order will be dispatched within 15-20 days post-payment or LC at sight, ensuring prompt fulfillment of your needs.

Shandong Jinchi Heavy Industy Joint-stock Co.,Ltd. is a prestigious factory specializing in the production of forged and hot rolled grinding balls, as well as alloy grinding steel rods for over a decade. We boast an impressive annual output of 100,000 tons and house 10 state-of-the-art forging and automatic rolling production lines to cater to the complex demands of our valued customers.

Shandong Jinchi has attained esteemed international and industry certifications such as TUV ISO900, ISO14001, and Iso45001, further validated by dual SGS and BV factory certifications. Our cutting-edge laboratory is furnished with advanced testing equipment, including spectrometers, hardness testers, drop testers, and impact testers, ensuring meticulous quality control and traceability from raw material intake to shipment.
Our clientele spans across Southeast Asia, Africa, and Latin America, covering over 40 countries. We have established robust business partnerships with prominent mining companies, cement plants, thermal power plants, and chemical plants globally, earning commendations for our reliable and high-quality products.