Forged Grinding Balls with Less Than 1% Breakage Rate for Mining

• 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: Our premium selection includes 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG, ensuring exceptional performance for a range of applications.
2. Diameter: Tailored to fit your needs, available sizes range from 20mm to 150mm, providing versatility for various operational demands.
3. Hardness: Experience superior durability with hardness ratings of HRC 55-65, ensuring longevity and resilience in demanding environments.
4. Breakage Rate: Rest assured with a breakage rate of less than 1%, demonstrating our commitment to quality and reliability.
5. Impact Value: With an impressive impact value of >12j/Cm^2, our grinding balls withstand rigorous usage without compromise.
6. Falling ball times: Durability redefined with falling ball times reaching ≥20000s, a testament to our product's strength and endurance.

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 global reach with reliable and efficient ocean shipping methods.
2. Customers designated transportation mode: Flexible transportation solutions tailored to meet your specific logistical needs.
3. Packing Details: Choose from secure steel drums (850-930kgs/drum) or adaptable flexible container bags (1 ton/bag) for safe transit.
4. Delivery Details: Swift and dependable delivery, executed within 15-20 days post-payment or LC at sight.

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a distinguished leader in producing forged and hot rolled grinding balls, alongside alloy grinding steel rods. With over a decade of experience and an impressive annual output of 100,000 tons, we boast 10 state-of-the-art forging and automatic rolling production lines to accommodate the diverse needs of our clientele.

Shandong Jinchi has achieved prestigious international and industrial certifications including TUV ISO900, ISO14001, and ISO45001. Our esteemed qualification is further validated by dual certifications from SGS and BV. Our premier laboratory, outfitted with cutting-edge testing equipment such as spectrometers, hardness testers, drop testers, and impact testers, ensures scrupulous quality control and traceability from raw material intake to production and shipment.
Our esteemed clientele spans Southeast Asia, Africa, and Latin America, covering more than 40 countries. We maintain excellent partnerships with renowned large mining companies in China and worldwide, as well as leading cement plants, thermal power plants, and chemical plants, all of whom have consistently expressed high satisfaction with our products and services.