Forged Steel Grinding Media Ball with 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: Introducing our premium range of grades including 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG, each meticulously crafted to guarantee unparalleled performance.
2. Diameter: Offering a versatile selection of diameters from 20mm to 150mm to cater to diverse industrial needs and precise applications.
3. Hardness: Rigorously engineered to achieve a remarkable hardness of HRC 55-65, ensuring long-lasting durability and efficiency.
4. Breakage Rate: Engineered for resilience, boasting an impressively low breakage rate of less than 1% for superior reliability.
5. Impact Value: Exceeding expectations with an impact value greater than 12j/cm^2, our media balls are built to withstand rigorous demands.
6. Falling ball times: Demonstrating exceptional endurance with falling ball times reaching or exceeding 20,000 seconds.

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 safe and timely delivery through reliable ocean shipping methods tailored to meet global standards.
2. Customers designated transportation mode: Flexibility at its best with options for customer-designated transportation modes to suit specific needs.
3. Packing Details: A. Robust steel drums (850-930kgs/drum) for secure transport. B. Durable flexible container bags (1 ton/bag) for efficient handling.
4. Delivery Details: Swift and reliable delivery within 15-20 days post payment or LC at sight, ensuring prompt fulfillment of orders.

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a renowned professional factory specializing in the production of forged and hot-rolled grinding balls, and alloy grinding steel rods for over a decade. With an impressive annual output of 100,000 tons, we pride ourselves on our 10 state-of-the-art forging and automatic rolling production lines, ready to meet even the most complex customer demands.

Shandong Jinchi has achieved prestigious international and industrial certifications, including TUV ISO900, ISO14001, ISO45001, along with dual certifications from SGS and BV, underscoring our commitment to quality. Our cutting-edge laboratory, equipped with advanced testing instruments like spectrometers, hardness testers, drop testers, and impact testers, ensures quality control and traceability from raw materials to finished products.
Our esteemed clientele spans across Southeast Asia, Africa, and Latin America, encompassing over 40 countries. We enjoy robust business relationships with globally renowned mining companies, cement plants, thermal power plants, and chemical plants, consistently earning favorable reviews for our top-notch offerings.