125mm Forged Grinding Media Ball for Optimal Performance in Mills

• Customization: Available
• Standard: JIS, GB, DIN, BS, ASTM, AISI
• Application: Loader, Construction Machinery, Metallurgical Machinery, Cement Plant, Mining Machine, Thermal Power Plant, Coal Yard
• Model NO.: diameter 20-150mm
• Material: Steel
• Type: Grinding Ball
• Usage: Chemical, Mines, Cement/ Power Plant, Ball Mill
• Breakage Rate: <1%
• Impact Toughness: >12ak.J/Cm2
• Hardness: 55-65HRC
• Heat Treatment: Quenching+Tempering
• Certification: TUV ISO 9001 / ISO14001 / ISO45001 / SGS
• Service: Free Samples
• Microstructure: M+C
• Transport Package: Bags or Steel Drum
• Specification: Diameter 20-150mm
• Trademark: JINCHI
• Origin: Shandong, China
• HS Code: 7326110000
• Production Capacity: 100000tons/Year

Product Description

Unleash the Power of Our Forged Grinding Media Ball/Excellence in Grinding Media for Mining Triumphs

PRODUCT DESCRIPTION

1. Grade: Superior B2, B3, 45#, 50Mn, 60Mn, 65Mn, B2, B3, B6, BU
2. Diameter Range: Efficiently Sized from 20mm to 150mm
3. Hardness: Robust 55-65HRC for Unmatched Durability
4. Breakage Rate: Less than 1%, Ensuring Longevity
5. Impact Value: Greater than 12j/Cm^2 for Enhanced Performance
6. Endurance Impact Test Times: A Minimum of 20,000s for Reliability
7. Features: Uniform Hardness, Exceptional Wear Resistance, and High Impact Value

Forged Grinding Media Steel Ball Chemical Composition:

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 Specification of Forged Grinding Media Steel Ball:

Diameter(mm)	Diameter Tolerance(mm)	Surface Hardness(HRC)	Impact Toughness(j/cm2)
Φ20	+2, -1	>60HRC	≥12j/cm2
Φ25
Φ30
Φ40
Φ50
Φ60	+3, -2
Φ70
Φ80
Φ90
Φ100	+4, -2
Φ110
Φ120		>58HRC
Φ130
Φ140	+4, -3	>55HRC

Explore Our Premium Products:

Discover Our World-Class Factory:

Shandong Jinchi Heavy Industry Joint-stock Co., LTD stands as a beacon of expertise, specializing in the production of top-of-the-line forged and hot-rolled grinding balls, grinding steel rods, and grinding cylpebs. With a legacy of 28 years in China and an impressive annual output exceeding 100,000 tons, we operate 8 state-of-the-art forging and automatic rolling production lines, adept at fulfilling even the most intricate customer requirements.
As an industry leader, Shandong Jinchi proudly holds prestigious international and industrial certifications, including TUV ISO900, ISO14001, ISO45001, along with dual certifications from SGS and BV, affirming our status as a trusted factory. Our cutting-edge laboratory is equipped with advanced testing machinery such as spectrometers, hardness testers, drop testers, and impact testers to maintain rigorous quality control and traceability from raw material intake to final product shipment.
Our global footprint extends across Southeast Asia, Africa, and Latin America, serving over 40 countries. We forge strong business partnerships with prominent mining companies, cement plants, thermal power plants, and chemical plants worldwide, earning high praise for our quality and service.



Packaging Excellence for Secure Delivery:

Precision Testing Equipment:
Reliable and Timely Delivery:

Frequently Asked Questions (FAQ)

Q1: What distinguishes your company from competitors?

A: As seasoned steel ball manufacturers, we boast 28 years of unparalleled production experience.

Q2. Which countries benefit from your products?

A: Our products reach a diverse array of countries including Mexico, Canada, Brazil, Tanzania, Congo, South Africa, Mali, Cote d'Ivoire, Mauritania, Chile, Peru, the Philippines, Ecuador, Ghana, Finland, South Korea, India, and Australia, with branch offices in Australia.

Q3: Are you a trading company or a manufacturer?

A: We are a dedicated factory, delivering excellence firsthand.

Q4: What is your standard delivery time?

A: Typically, delivery takes 10-15 days, contingent on order quantity.

Q5: Do you offer samples, and what are the terms?

A: Absolutely, we provide free samples, although the freight cost is not covered.

Q6: What are your payment terms?

T/T (30% in advance, 70% against a copy of B/L);
OR L/C (100% Irrevocable letter of credit at sight)