Forged Steel Grinding Media Balls with Low Breakage and High Toughness

• 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 premium Forged Steel Grinding Media Balls are crafted using top-tier materials including 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG, ensuring unrivaled performance and durability.
2. Diameter: Available in versatile sizes ranging from 20mm to 150mm, our grinding media balls cater to diverse grinding needs and applications with precision.
3. Hardness: Designed for strength, these balls boast an impressive hardness level of HRC 55-65, offering robust grinding efficiency and longevity.
4. Breakage Rate:<1%: Enjoy peace of mind with a breakage rate of less than 1%, highlighting our product's remarkable resilience and reliability.
5. Impact Value: >12j/Cm^2: With an impact value exceeding 12j/Cm^2, our grinding balls stand up to the toughest grinding processes without compromising integrity.
6. Falling ball times: ≥20000s: Our grinding media exhibits outstanding durability with falling ball test results of 20,000 seconds or more, ensuring consistent 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: Secure and efficient, our ocean shipping ensures your products arrive safely and on time.
2. Customers designated transportation mode: Flexible shipping options tailored to your specific needs for convenience and reliability.
3. Packing Details: A. Steel drums (850-930kgs/drum) b. Flexible container bags(1ton/bag): Choose between robust steel drums or convenient flexible bags for optimal product protection during transit.
4. Delivery Details: Within 15-20 days after received the payment or LC at sight: Expedient delivery within 15-20 days post-payment, ensuring prompt availability of our premium grinding media.

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. As a pioneering factory, we have specialized in the production of forged and hot rolled grinding balls, as well as alloy grinding steel rods for over a decade. With an annual output of 100,000 tons, our facility is equipped with 10 state-of-the-art forging and automatic rolling production lines, ready to fulfill even the most complex customer demands.

Shandong Jinchi Boasting international and industrial certifications such as TUV ISO9001, ISO14001, and ISO45001, Shandong Jinchi is a benchmark of quality. We are also SGS and BV certified, ensuring our factory's credibility. Our cutting-edge laboratory, complete with advanced testing equipment like spectrometers, hardness, drop, and impact testers, guarantees rigorous quality control and traceability of every product, from raw material to final shipment.
Our esteemed clientele spans Southeast Asia, Africa, and Latin America, covering over 40 countries. We've fostered successful collaborations with leading mining companies, cement plants, thermal power facilities, and chemical plants globally, continually earning high praise for our exceptional products and services.