Forged Steel Grinding Media Balls with Superior Hardness and 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: Offering a premium selection of grades, including 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG.
2. Diameter: Tailored to various needs with sizes ranging from 20mm to 150mm.
3. Hardness: Exceptional hardness levels, ranging from HRC 55-65, ensure durability.
4. Breakage Rate:<1%: Meticulously engineered for minimal breakage rate, less than 1%.
5. Impact Value: >12j/Cm^2: Boasting a robust impact value exceeding 12j/cm^2.
6. Falling ball times: ≥20000s: Proven endurance with falling ball times of 20,000 seconds or more.

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, efficient ocean shipping for global reach.
2. Customers designated transportation mode: Flexible options to meet specific logistics needs.
3. Packing Details: A. Steel drums (850-930kgs/drum): Durable steel drums ensuring safety. b. Flexible container bags(1ton/bag): Convenient and sturdy packaging solutions.
4. Delivery Details: Timely delivery within 15-20 days post-payment or LC at sight, ensuring swift and reliable service.

Shandong Jinchi Heavy Industy Joint-stock Co.,Ltd. is a leading manufacturer specializing in the production of high-quality forged and hot rolled grinding balls, as well as alloy grinding steel rods. With over a decade of expertise, our annual output reaches an impressive 100,000 tons. Our state-of-the-art facility is equipped with 10 advanced forging and automatic rolling production lines, enabling us to cater to the diverse and complex demands of our valued customers.

Shandong Jinchi has achieved prestigious international and industrial certifications, including TUV ISO900, ISO14001, and Iso45001. Additionally, we have secured SGS and BV double certification, solidifying our status as a qualified factory. Our cutting-edge laboratory, equipped with advanced testing instruments like spectrometers, hardness testers, drop testers, and impact testers, ensures comprehensive quality control and traceability throughout every production 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 robust business partnerships with prominent mining companies, as well as renowned cement, thermal power, and chemical plants, earning their trust and favorable commendations for our unparalleled products and services.