Superior Grinding Balls Designed for Low Breakage and High 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: Available in a diverse range of grades, including 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG, our Superior Grinding Balls cater to varied industrial needs.
2. Diameter: With flexibility in size, these grinding balls range from a precise 20mm up to a robust 150mm, ensuring they fit your specific machinery requirements.
3. Hardness: Engineered for performance, our grinding balls boast a hardness level between HRC 55-65, providing durability for intense applications.
4. Breakage Rate: With a breakage rate of less than 1%, our grinding balls promise longevity and reliability, reducing downtime and maintenance costs.
5. Impact Value: Designed for resilience, these balls have an impressive impact value of over 12j/Cm^2, supporting them in withstanding high-stress environments.
6. Falling ball times: Our grinding balls excel with a falling ball durability of ≥20000s, attesting to their superior toughness 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

Product Parameters

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: Utilizing ocean freight ensures efficient delivery of our products across the globe.
2. Customers designated transportation mode: We prioritize customer convenience with flexible transportation options tailored to your specifications.
3. Packing Details: A. Steel drums (850-930kgs/drum) provide secure and stable packaging. B. Flexible container bags (1 ton/bag) offer ease of handling and storage.
4. Delivery Details: We guarantee timely delivery within 15-20 days post-payment or upon sight of LC, ensuring you receive your products without delay.

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a seasoned expert in the manufacture of forged and hot rolled grinding balls, as well as alloy grinding steel rods, boasting over a decade of experience. Our impressive annual production capacity of 100,000 tons is supported by 10 state-of-the-art forging and automatic rolling production lines, ready to meet the complex and varied demands of our clientele.

Shandong Jinchi has achieved prestigious international and industrial certifications including TUV ISO900, ISO14001, and ISO45001, along with dual certifications from SGS and BV, affirming our credibility as a qualified factory. Our cutting-edge laboratory, equipped with advanced testing equipment such as spectrometers, hardness testers, drop testers, and impact testers, ensures rigorous quality control 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 prominent mining companies, cement plants, thermal power plants, and chemical plants both within China and worldwide, consistently earning their commendation and trust.