Forged Steel Grinding Media Ball with Low Abrasion for Mining

• 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

Forged Grinding Media Ball/Grinding Media for Mine

DESCRIPTION

1. Grade: B2, B3, 45#, 50Mn, 60Mn, 65Mn, B2, B3, B6, BU
2. Diameter: 20mm-150mm
3. Hardness: 55-65HRC
4. Breakage Rate: <1%
5. Impact Value: >12j/Cm^2
6. Endurance Impact Test Times: ≥20000s
7. Uniform Hardness, High Wear Resistance, 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

 

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 Products:

Our Factory:

Shandong Jinchi Heavy Industry Joint-stock Co., LTD is a renowned factory, specializing in the production of forged and hot rolled grinding balls, grinding steel rods, and grinding cylpebs. With 28 years of expertise in China and an impressive annual output exceeding 100,000 tons, we boast 8 world-class forging and automatic rolling production lines, tailored to fulfill the unique and complex demands of our esteemed clientele.
At Shandong Jinchi, quality assurance is our hallmark. We've achieved prestigious international and industrial certifications, including TUV ISO900, ISO14001, and Iso45001, and have earned the double certification of SGS and BV as a trusted factory. Our state-of-the-art laboratory is equipped with cutting-edge testing apparatus such as spectrometers, hardness testers, drop testers, and impact testers, ensuring meticulous quality control and traceability from raw materials through to production and shipment.
Our esteemed customers span across Southeast Asia, Africa, and Latin America, covering more than 40 countries. We've fostered strong business collaborations with globally recognized mining giants, cement plants, thermal power plants, and chemical plants, garnering accolades and commendations for our superior quality and service.



Packaging:

Testing Equipment:
Delivery:

FAQ

Q1: What is the advantage of your company?

A: As a leading manufacturer with 28 years of experience, we are specialists in steel ball production.

Q2. In which countries are your products sold?

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. We even have branch offices in Australia.

Q3: Are you trading company or manufacturer?

A: We are a factory.

Q4: How long is your delivery time?

A: Typically, our delivery time is 10-15 days, subject to order quantity.

Q5: Do you provide samples? Is it free or extra?

A: Absolutely, we offer samples free of charge, but the freight cost is not included.

Q6: What are your terms of payment?

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