China Manufacturer Grinding Balls with Exceptional Impact 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: Dive into excellence with our premium grades including 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG, offering unmatched quality and performance.
2. Diameter: Our versatile range spans from 20mm-150mm, perfectly designed to suit diverse industrial needs and applications.
3. Hardness: Experience unwavering durability with a hardness of HRC 55-65, ensuring long-lasting resilience and performance.
4. Breakage Rate: With less than 1% breakage rate, our grinding balls guarantee reliability and consistent quality.
5. Impact Value: Exceptional toughness with an impact value of over 12j/Cm^2, providing superior strength and enduring impact resistance.
6. Falling ball times: Exceed expectations with our product's ability to withstand over 20,000 falling ball impacts, ensuring supreme 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: Reliable and efficient ocean shipping, ensuring prompt and safe delivery of our products.
2. Customers designated transportation mode: Tailor your transportation needs with our flexible customer-designated modes.
3. Packing Details: Choose from our robust packing options: A. Steel drums with capacity of 850-930kgs/drum, B. Flexible container bags accommodating 1 ton/bag.
4. Delivery Details: Swift and timely delivery assured within 15-20 days post payment receipt or LC at sight.

Shandong Jinchi Heavy Industy Joint-stock Co.,Ltd. is a leading professional factory specializing in the production of forged and hot rolled grinding balls, and 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 boasts 10 world-class advanced forging and automatic rolling production lines, adept at meeting even the most complex customer requirements.

Shandong Jinchi has achieved international excellence by passing prestigious certifications such as TUV ISO900, ISO14001, and Iso45001, along with dual endorsements from SGS and BV, affirming our status as a top-tier factory. Our cutting-edge laboratory, equipped with the latest testing equipment including spectrometers, hardness testers, drop testers, and impact testers, ensures rigorously controlled quality and traceability from raw materials to final shipment.
Our esteemed clientele spans across Southeast Asia, Africa, and Latin America, encompassing over 40 countries. We proudly collaborate with leading Chinese and global mining companies, cement plants, thermal power stations, and chemical facilities, consistently earning high praise for our impeccable product quality and reliability.