125mm Forged Grinding Media Ball for High-Efficiency Power Plants

• 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

Exquisite Forged Grinding Media Ball/High-Performance Grinding Media for Mines

PRODUCT DESCRIPTION

1. Premium Grade Selection: B2, B3, 45#, 50Mn, 60Mn, 65Mn, B2, B3, B6, BU
2. Versatile Diameter Range: From 20mm to 150mm
3. Exceptional Hardness: 55-65HRC, ensuring durability
4. Outstanding Breakage Rate: Less than 1%
5. Impressive Impact Value: Greater than 12J/cm^2
6. Longevity in Endurance Impact Test: 20,000 seconds and beyond
7. Uniform Hardness: Coupled with high wear resistance and remarkable impact value

Chemical Composition of Forged Grinding Media Steel Ball:

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

 

Specification Details 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 Diverse Range of Products:

Discover Our Cutting-Edge Factory:

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd is a distinguished factory specializing in the production of forged and hot rolled grinding balls, grinding steel rods, and grinding cylpebs, backed by 28 years of expertise in China. With an annual output exceeding 100,000 tons, we operate 8 state-of-the-art forging and automatic rolling production lines, adept at fulfilling complex customer requirements.
Shandong Jinchi is renowned for its adherence to international and industrial standards, with certifications like TUV ISO900, ISO14001, ISO45001, and dual certifications from SGS and BV, categorizing us as a qualified factory. Our first-class laboratory, equipped with advanced testing apparatus such as spectrometers, hardness testers, drop testers, and impact testers, guarantees quality control and traceability from raw material intake to final product dispatch.
Our esteemed clientele spans Southeast Asia, Africa, and Latin America, covering over 40 countries. We maintain fruitful business collaborations with leading mining companies, cement plants, thermal power plants, and chemical plants globally, earning favorable reviews.



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FREQUENTLY ASKED QUESTIONS

Q1: What sets your company apart from others?

A: As seasoned steel ball manufacturers with 28 years of production experience, we offer unmatched expertise.

Q2. Which countries are your products available in?

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

Q3: Are you a trading company or manufacturer?

A: We are an established factory.

Q4: What is your typical delivery timeframe?

A: Typically, it is 10-15 days, subject to order quantity.

Q5: Do you provide samples? Are there any charges?

A: Yes, we offer complimentary samples, but the freight costs are borne by the customer.

Q6: What are your payment terms?

We accept T/T (30% in advance and 70% against a copy of B/L);
ALTERNATIVELY L/C (100% Irrevocable letter of credit at sight)