Forged Grinding Balls B3 with Grade 45# for Heavy-Duty Applications

• Customization: Available
• Standard: JIS, GB, DIN, BS, ASTM, AISI
• Application: Construction Machinery, Metallurgical Machinery, Cement Plant, Mining Machine, Thermal Power Plant, Coal Yard
• Model NO.: DIA: 20mm-150mm
• Material: Steel
• Type: Grinding Ball
• Breakage Rate: <1%
• Impact Value: >12j/Cm^2
• Grade: 45#,40cr ,50mn,60mn,65mn,B2,B3
• Hardness: 55-65HRC
• Microstructure: M+a
• Falling Ball Times: >12000
• Transport Package: Container Ton Bags or Steel Drums
• Specification: Size: 20mm-150mm
• Trademark: JINCHI
• Origin: China
• HS Code: 73261100
• Production Capacity: 100000tons/Year

Product Description

Shandong Jinchi Heavy Industry Joint Stock Co., LtdA distinguished manufacturer renowned for high-performance grinding products. Our core offerings include: FORGED GRINDING MEDIA steel BALLS, CAST STEEL BALLS,GRINDING RODS, GRINDING CYLPEBS, All products meet international quality standards, with an impressive annual production capacity exceeding 100,000 tons.

WHY CHOOSE US
We use high quality raw materials sourced from renowned large steel mills.
Our production is backed by advanced automatic production lines ensuring peak efficiency.
We adhere to a strict quality management process, complemented by exceptional after-sales service.
Boasting more than 20 years of industry experience.
Equipped with advanced and precise lab equipment.
Certified by ISO9001, ISO14001, ISO45001, and SGS.
Located just four hours from Qingdao port, ensuring swift shipping.

Chemical Composition for Optimal Wear Resistance in Forged Grinding Media Steel Mill Balls.

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
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 for Optimally Wear-Resistant Forged Grinding Media Steel Mill Balls.

Diameter(mm)	Diameter Tolerance(mm)	Surface Hardness(HRC)	Impact Toughness(j/cm2)
Φ20	+2, -1	>60HRC	≥12
Φ25
Φ30
Φ40
Φ50
Φ60	+3, -2
Φ70
Φ80
Φ90
Φ100	+4, -2
Φ110
Φ120		>58HRC
Φ130
Φ140	+4, -3	>55HRC
Φ150

Advantages:

1. Material Quality: We source premium steel materials directly from Laigang Group, JIYUAN, leading steel producers in China specializing in steel for grinding balls.

2. Product Range: Tailored production of steel grinding balls, available in both cast & forged types, to meet diverse customer requirements.

3. Capacity: Our robust production capacity of approximately 100,000 MT guarantees seamless and continuous media supply.

4. Production Facility: Utilizing state-of-the-art automatic production lines to deliver consistently high-quality products.

5. Delivery: Efficient delivery post-order confirmation, achievable within 14 days/2 weeks, thanks to our automated production system.

6. Quality Control: Our dedicated laboratory, equipped with sophisticated and precise testing equipment, ensures strict adherence to quality standards at every production stage.


Manufacturing Process