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4 Inch Hot Rolled Ball

The 4 Inch Hot Rolled Ball is produced using fully automated hot rolling equipment, which ensures a refined microstructure and exceptional toughness. This advanced process allows the 4 Inch Hot Rolled Ball to maintain excellent impact resistance and dimensional stability during high-load grinding applications.

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Product Details

Product Solutions

With carefully controlled furnace temperature and water quenching parameters, the 4 Inch Hot Rolled Ball achieves uniform hardness from the surface to the core. This consistent hardness enhances wear resistance, reduces grinding media consumption, and ensures the 4 Inch Hot Rolled Ball performs reliably over time.

4 Inch Hot Rolled Ball

Application Cases

Machines	Industries
·Ball mills	·Mining industry
·SAG mills	·Power stations
·Tower mills	·Cement industry
·Coal grinding machine	·Steel Industry
·Bearing	·Chemical Industry
	·Metallurgical industry

Technical Profiles

Chemical Composition (%)
Steel Specification	C	Mn	Si	Cr	S	P
40Cr	0.37-0.44	0.50-0.80	0.17-0.37	0.80-1.15	≤0.035	≤0.035
42CrMo	0.38-0.45	0.50-0.80	0.17-0.37	0.90-1.25	≤0.035	≤0.035
60Mn	0.57-0.65	0.70-1.00	0.17-0.37	≤0.25	≤0.035	≤0.035
65Mn	0.62-0.72	0.90-1.20	0.17-0.37	≤0.25	≤0.035	≤0.035
ZT-4	0.44-0.72	0.50-0.90	0.17-0.37	≤0.50	≤0.035	≤0.035
ZT-10	0.60-0.78	0.65-1.33	0.25-0.65	≤0.45	≤0.035	≤0.035
B2	0.70-0.92	0.70-1.00	0.17-0.37	0.40-0.70	≤0.035	≤0.035
B3	0.52-0.65	0.66-1.00	1.30-1.90	0.74-1.20	≤0.030	≤0.030
B4	0.65-0.75	0.50-0.70	1.20-1.40	0.85-1.00	≤0.025	≤0.025
B6	0.75-0.90	0.80-1.02	0.17-0.37	0.88-0.98	≤0.035	≤0.035
BU	0.95-1.05	0.95-1.05	0.15-0.35	0.45-0.55	≤0.035	≤0.035
BL	0.55-0.75	0.65-0.85	0.15-0.35	0.70-1.20	≤0.035	≤0.035
BG	0.90-1.05	0.35-0.95	0.15-0.35	1.00-1.70	≤0.035	≤0.035

Physical Features
Diameter (mm) (inches)	Surface Hardness (HRC)	Diameter Tolerance (mm)	Impact Value (J/cm²)	Breakage Rate (%)	Drop Test (times)
20 (0.79)	>60	+2.0 -1.0	≥12	≤1	>15000
25 (0.98)
30 (1.18)
40 (1.57)
50 (1.97)
60 (2.36)		+3.0 -1.5
65(5.56)
70 (2.76)
75 (3.00)
80 (3.15)
90 (3.54)
100 (3.94)		+4.0 -2.0
120 (4.72)	>58
125 (4.92)
140 (5.51)	>55	+5.0 -3.0
150 (5.91)

Quality Control Process

Manufacturing Systems

Plants and Production Equipment

Exhibition Coverage

Exhibitions

Cooperation Opportunities

Each 4 Inch Hot Rolled Ball undergoes strict quality inspection for roundness, diameter accuracy, and surface finish. The precise 100mm size and smooth surface of the 4 Inch Hot Rolled Ball contribute to efficient mill operation, reduced energy loss, and improved ore grinding efficiency.