125mm Forged Grinding Media Ball for High-Performance Grinding

• 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 Precision with Our Forged Grinding Media Ball: Tailored for Mine Applications!

EXQUISITE PRODUCT INSIGHT

1. Grade Excellence: B2, B3, 45#, 50Mn, 60Mn, 65Mn, B2, B3, B6, BU
2. Precision Diameter Range: 20mm to 150mm
3. Hardness Excellence: 55-65HRC for Superior Durability
4. Breakage Rate: Impressively Low at <1%
5. Impact Value: Extraordinary >12j/cm^2
6. Endurance Impact Test: An Impressive ≥20,000 Seconds
7. Features: Uniform Hardness, Exceptional Wear Resistance, High Impact Value

Forged Grinding Media Steel Ball: Unmatched 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

 

Comprehensive 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

Our Premier Products:

Our Advanced Manufacturing Facility:

Shandong Jinchi Heavy Industry Joint-stock Co., LTD: With 28 years of expertise, we are a professional powerhouse in producing forged and hot-rolled grinding balls, grinding steel rods, and grinding cylpebs. Our state-of-the-art 8 production lines, equipped with world-class forging and automatic rolling technology, deliver an annual output exceeding 100,000 tons to meet diverse customer needs.
Certified Excellence at Shandong Jinchi: We have achieved international certifications such as TUV ISO9001, ISO14001, and ISO45001, alongside the prestigious SGS and BV factory certifications. Our cutting-edge laboratory, outfitted with advanced spectrometers, hardness testers, drop testers, impact testers, ensures rigorous quality control and traceability from raw materials through production to delivery.
Global Reach and Trusted Partnerships: Our customer network spans Southeast Asia, Africa, and Latin America, covering over 40 countries. Collaborating with esteemed large-scale mining firms and prominent cement, thermal power, and chemical plants worldwide, we have garnered rave reviews for our exceptional quality and service.



Secure and Efficient Packaging:

Precision Testing Equipment:
Prompt and Reliable Delivery:

FREQUENTLY ASKED QUESTIONS

Q1: What distinguishes your company from others?

A: As an elite steel ball manufacturer with 28 years of experience, we stand as a beacon of excellence.

Q2. What global destinations do your products reach?

A: Our products are acclaimed in Mexico, Canada, Brazil, Tanzania, Congo, South Africa, Mali, Côte d'Ivoire, Mauritania, Chile, Peru, the Philippines, Ecuador, Ghana, Finland, South Korea, India, Australia, and beyond. We also have branch offices in Australia.

Q3: Are you a trading company or a manufacturer?

A: We are an esteemed manufacturing factory.

Q4: What is your standard delivery timeline?

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

Q5: Can you provide samples? Are they free or charged?

A: Yes, we offer complimentary samples, though freight costs are not covered.

Q6: What are your payment terms?

T/T (30% upfront and 70% upon B/L copy);
OR L/C (100% Irrevocable Letter of Credit at Sight)