Reliable Forged Steel Grinding Media Balls for Efficient Grinding

• 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: 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG - Crafted with precision for optimal performance.
2. Diameter: 20mm-150mm - Versatile sizes to suit diverse grinding needs.
3. Hardness: HRC 55-65 - Engineered for exceptional durability and strength.
4. Breakage Rate: <1% - Ensuring longevity and reliable performance.
5. Impact Value: >12J/Cm^2 - Demonstrates resilience under high-impact conditions.
6. Falling Ball Times: ≥20000s - Durably designed for demanding applications.

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 solutions for global delivery.
2. Customers Designated Transportation Mode - Flexible to meet your logistics preferences.
3. Packing Details: A. Steel drums (850-930kgs/drum) - Rugged protection for secure transit. B. Flexible Container Bags (1 ton/bag) - Convenient and sturdy packaging.
4. Delivery Details: Within 15-20 days after receiving payment or LC at sight - Prompt and reliable delivery assured.

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a dedicated 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 advanced forging and automatic rolling production lines, adept at accommodating customers' complex demands.

Shandong Jinchi has achieved international and industry certifications such as TUV ISO9001, ISO14001, ISO45001, and has also earned dual certification from SGS and BV as a qualified factory. Our state-of-the-art laboratory, equipped with cutting-edge testing equipment like spectrometers, hardness testers, drop testers, and impact testers, ensures rigorous quality control and traceability from raw material intake to production and shipment.
Our esteemed clientele spans Southeast Asia, Africa, and Latin America, encompassing over 40 countries. We maintain robust business relationships with China's leading mining companies, as well as world-renowned cement, thermal power, and chemical plants, consistently receiving commendations for our outstanding service and product reliability.