Forged Steel Grinding Media Balls with Toughness for Long-Lasting Use

• 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: Choose from a superior selection of steel grades including 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG.
2. Diameter: Available in a versatile range from 20mm to 150mm to fit all your grinding needs.
3. Hardness: Engineered to perfection with a hardness range of HRC 55-65, ensuring durability and performance.
4. Breakage Rate: Remarkably low breakage rate of less than 1%, promising longevity and reliability.
5. Impact Value: With an impressive impact value of over 12j/Cm^2, our balls withstand the toughest conditions.
6. Falling ball times: Exceptional endurance with over 20,000 falling ball times, proving unmatched durability.

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: Efficient and reliable ocean shipping tailored to your location and schedule.
2. Customers designated transportation mode: Flexibility to choose your preferred transportation mode.
3. Packing Details: A. Securely packed in steel drums (850-930kgs/drum) B. Or opt for flexible container bags (1 ton/bag) for easy handling.
4. Delivery Details: Swift delivery within 15-20 days post payment or LC at sight, ensuring timely receipt.

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a premier manufacturing powerhouse specializing in 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 operate ten state-of-the-art forging and automatic rolling production lines, expertly catering to intricate customer requirements.

Shandong Jinchi has garnered prestigious international and industry certifications such as TUV ISO900, ISO14001, and ISO45001, while also achieving dual approval from SGS and BV, underscoring our status as a certified factory. Our cutting-edge laboratory is equipped with premium testing instruments including spectrometers, hardness testers, drop testers, and impact testers, ensuring rigorous quality control and traceability from raw material intake to production and shipping.
Our esteemed clientele spans across Southeast Asia, Africa, and Latin America, encompassing over 40 countries. We maintain strong business partnerships with renowned large-scale mining companies, cement plants, thermal power plants, and chemical plants worldwide, consistently earning commendations for our outstanding products and services.