Forged Steel Grinding Media Balls with High Impact Toughness for 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: Meticulously crafted from premium materials including 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG, ensuring top-notch performance.
2. Diameter: Available in a versatile range from 20mm to 150mm to suit diverse grinding needs.
3. Hardness: Robustly engineered with a hardness level of HRC 55-65 for superior durability.
4. Breakage Rate: Impressive integrity with a breakage rate of less than 1%.
5. Impact Value: Exceptional resilience with an impact value exceeding 12j/Cm^2.
6. Falling ball times: Endurance tested with a remarkable lifetime of ≥20000 falls.

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: Ensuring safe and timely delivery across global seas.
2. Customers designated transportation mode: Flexibility to meet your specific logistical requirements.
3. Packing Details: A. Secure steel drums (850-930kgs/drum) b. Convenient flexible container bags (1 ton/bag) to cater to varied shipment needs.
4. Delivery Details: Reliable and swift delivery within 15-20 days post-payment or LC at sight.

Shandong Jinchi Heavy Industy Joint-stock Co.,Ltd. is a distinguished factory specializing in the production of 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, we boast 10 state-of-the-art forging and automatic rolling production lines designed to meet the most intricate customer requirements.

Shandong Jinchi has achieved prestigious international and industrial certifications, including TUV ISO900, ISO14001, and ISO45001, along with esteemed dual certification from SGS and BV. Our cutting-edge laboratory, equipped with advanced testing tools like spectrometers and hardness testers, ensures comprehensive quality control and traceability from raw material intake to product dispatch.
Our esteemed clientele spans across Southeast Asia, Africa, and Latin America, encompassing over 40 countries. We maintain strong business partnerships with world-renowned mining companies, as well as leading cement, thermal power, and chemical plants, earning their commendations and trust.