Versatile 100mm Forged Grinding Media Ball for Cement and Mines

• 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

Premium Forged Grinding Media Ball - Perfect for Cement and Mines

Product Description

1. Grade Options: B2, B3, 45#, 50Mn, 60Mn, 65Mn, B2, B3, B6, BU
2. Comprehensive Diameter Range: 20mm-150mm
3. Exceptional Hardness: 55-65 HRC
4. Superior Reliability with Breakage Rate: <1%
5. Remarkable Impact Value: >12 J/cm²
6. Impressive Endurance: Impact Test Times ≥ 20,000s
7. Uniform Hardness Coupled with High Wear-Resistance and 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

 

Specification Details of High-Quality 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 Cutting-Edge Products:

Our State-of-the-Art Factory:

Shandong Jinchi Heavy Industry Joint-stock Co., Ltd is a pioneering manufacturer specializing in top-tier forged and hot-rolled grinding balls, grinding steel rods, and grinding cylpebs. With 28 years of expertise in China, we boast an astounding annual production capability exceeding 100,000 tons. Our 8 world-class forging and automatic rolling production lines are tailored to meet the intricate demands of our valued clients.
Shandong Jinchi is proud to hold prestigious certifications including TUV ISO900, ISO14001, ISO45001, and has earned dual recognition from SGS and BV as a qualified factory. Our cutting-edge laboratory, equipped with advanced tools such as spectrometers, hardness testers, drop testers, and impact testers, ensures rigorous quality control and traceability from raw material procurement to production and shipping.
Our esteemed clientele spans across Southeast Asia, Africa, Latin America, reaching over 40 countries. We are honored to collaborate with renowned mining companies, cement plants, thermal power facilities, and chemical plants globally, garnering widespread acclaim and favorable feedback.



Packaging Solutions:

Precision Testing Equipment:
Swift Delivery Process:

Frequently Asked Questions

Q1: What distinguishes your company from others?

A: We are seasoned specialists in steel ball manufacturing, boasting 28 years of production excellence.

Q2. Where are your products distributed globally?

A: Our reach extends to Mexico, Canada, Brazil, Tanzania, Congo, South Africa, Mali, Cote d'Ivoire, Mauritania, Chile, Peru, Philippines, Ecuador, Ghana, Finland, South Korea, India, Australia, and beyond, with branch offices in Australia.

Q3: Are you a trading company or a manufacturing entity?

A: We are a manufacturing powerhouse.

Q4: What is your standard delivery timeframe?

A: Typically, delivery is within 10-15 days, contingent upon order size.

Q5: Do you offer samples? Are they complimentary?

A: Certainly, we provide complimentary samples; however, the freight cost is not covered.

Q6: What are your payment terms?

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