Reliable Forged Steel Grinding Media Steel Ball for Grinding 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: Choose from premium grades such as 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG
2. Diameter: Available in a versatile range from 20mm to 150mm
3. Hardness: Engineered to perfection with a hardness of HRC 55-65
4. Breakage Rate: Impressively low at less than 1%
5. Impact Value: Outstanding durability with an impact value greater than 12j/Cm^2
6. Falling ball times: Unmatched resilience, exceeding 20,000 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 efficient delivery across the seas
2. Customers designated transportation mode: Tailored to your specific needs
3. Packing Details: A. Robust steel drums (850-930kgs/drum) B. Sturdy flexible container bags (1 ton/bag)
4. Delivery Details: Prompt delivery within 15-20 days upon receipt of payment or LC at sight.

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a professional factory specializing in the manufacture of high-quality 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 10 state-of-the-art forging and automatic rolling production lines, ensuring we meet even the most complex customer demands with unparalleled precision.

Shandong Jinchi has achieved prestigious international and industry certifications including TUV ISO900, ISO14001, and ISO45001, alongside dual certifications from SGS and BV, affirming our status as a qualified factory. Our cutting-edge laboratory, equipped with sophisticated testing equipment like spectrometers, hardness testers, drop testers, and impact testers, guarantees rigorous quality control and traceability throughout every stage, from raw material intake to final shipment.
Our esteemed clientele spans across Southeast Asia, Africa, and Latin America, encompassing over 40 countries. We maintain strong business relationships with both China and globally renowned large mining corporations, as well as cement, thermal power, and chemical plants, consistently earning their commendations.