Robust Forged Steel Grinding Media Ball with High Hardness Rating

• 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: Experience the pinnacle of durability with our premium grades, including 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, and BG, tailored to meet your toughest grinding needs.
2. Diameter: Choose from a versatile range of diameters, spanning from 20mm to 150mm, ensuring the perfect fit for varied industrial requirements.
3. Hardness: Our grinding media balls boast an impressive hardness of HRC 55-65, engineered to withstand demanding conditions.
4. Breakage Rate:<1%: Exceptional resilience with a breakage rate of less than 1%, promising longevity and reliability.
5. Impact Value: >12j/Cm^2: Designed for high-impact environments, the impact value surpasses 12j/Cm^2, guaranteeing robust performance.
6. Falling ball times: ≥20000s: With an astounding ability to endure over 20,000 falls, these balls are crafted for 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: Secure and reliable ocean shipping ensures that our products reach you efficiently and safely.
2. Customers designated transportation mode: We accommodate your preferred transportation methods for added convenience.
3. Packing Details: A. Steel drums (850-930kgs/drum) b. Flexible container bags (1 ton/bag): Choose between robust steel drums or flexible container bags, providing secure packaging to meet your specific requirements.
4. Delivery Details: Swift delivery within 15-20 days after payment is confirmed or LC at sight, ensuring your operations keep moving forward.

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd. is a dedicated and leading manufacturer specializing in the production of forged and hot-rolled grinding balls, as well as alloy grinding steel rods, boasting over a decade of experience. With an annual output exceeding 100,000 tons, we operate 10 state-of-the-art forging and automatic rolling production lines to accommodate even the most complex customer demands.

Shandong Jinchi has achieved prestigious international and industrial certifications, including TUV ISO900, ISO14001, and Iso45001. Our factory has also been doubly certified by SGS and BV, attesting to our high standards. Our advanced laboratory is equipped with cutting-edge testing devices-spectrometers, hardness testers, drop testers, and impact testers-ensuring rigorous quality control and traceability from raw material intake to production and shipment.
Our esteemed clientele spans across Southeast Asia, Africa, and Latin America, covering more than 40 countries. We have established successful partnerships with renowned large-scale mining companies, cement plants, thermal power plants, and chemical plants worldwide, earning accolades for our exceptional service and quality.