Forged Grinding Balls 40cr with Low Breakage Rate and High Impact

• 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

Premium Quality Forged Steel Grinding Balls for Optimized Milling Performance
Shandong Jinchi Heavy Industry Joint Stock Co., Ltd.As a dedicated and professional entity in the production of grinding solutions, we proudly offer: FORGED GRINDING MEDIA STEEL BALLS, EXCEPTIONAL CASTING STEEL BALLS,RELIABLE GRINDING RODS, DURABLE GRINDING CYLPEBS, All products adhere to stringent international standards, boasting an impressive annual production capacity exceeding 100,000 tons.

WHY SELECT US?
Superior quality raw materials sourced directly from leading steel mills to guarantee excellence.
State-of-the-Art fully automated production lines ensuring precision and efficiency.
Rigorous quality management processes coupled with exemplary after-sales service.
Over two decades of dedicated industry experience.
Cutting-edge and precise laboratory equipment for meticulous quality assurance.
ISO9001,ISO14001, ISO45001, and SGS certified for peace of mind.
Four hours to Qingdao port, ensuring swift logistics.

Chemical Composition of High Durability 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 of High Durability 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

Unmatched Advantages:

1. Material Quality: Direct acquisition of premium steel from Laigang Group and JIYUAN, China's steel giants in grinding ball production.

2. Product Range: Customizable steel grinding balls tailored to specific customer requirements, available in both cast & forged, with a comprehensive range.

3. Production Capacity: Boasting a formidable production capacity of approximately 100,000 MT, ensuring uninterrupted and timely media delivery.

4. Production Facility: Equipped with cutting-edge automatic production lines, guaranteeing consistently superior quality.

5. Delivery: Our efficient automated production system ensures rapid delivery post-order confirmation, potentially within 14 days, tailored to your requirements.

6. Quality Control: An advanced independent laboratory with state-of-the-art equipment ensures every production phase aligns with stringent quality standards.


Manufacturing Process