B2,B3,B4 forged steel balls

Short Description:

Specifications:

1.Grade: 45#, 60Mn, B2, B3, B6

2.Dimensions:DIA 20mm-150mm

3.Hardness: HRC60-65

4.Breakage rate:<1%

5.Certificate:TUV ISO 9001, SGS

6.Application:Industries of cement building material, metallurgical selection in mine, grinding coal in power plant, chemical industry and machinery, etc.

We can also customize the steel balls according to your size and chemical composition.

Call us for information: Tel: +86-18973821771

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Product Detail

Product Tags

Overview:

Type	Forged steel ball, Forged steel media ball
Specification	45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG
Origin	China	HS Code	84749000
Condition	New	Applicable Industries	Energy & Mining
Machine Type	Ball Mill Liner	Certification	ISO 9001:2008
Main Materials	Mn13Cr2 , Mn18Cr2, Mn22Cr2, Cr22, Cr26
Processing Type	Casting	Impact Toughness	>12ak.J/Cm^2
Casting Inspection	spectrometer, hardness tester, microscope, drop tester, impact tester, laser cutting machine, etc.
Transport Package	Steel Drums & Flexible Container Bags	Guarantee	Same as Original
Quality	High Level	Experience	Over 30 Years

Casting Material Chemical Composition:

Material	C	Mn	Si	Cr	P/S
45#	0.42-0.48	0.50-0.80	0.17-0.37	≤ 0.25	≤ 0.035
50Mn	0.48-0.56	0.70-1.0	0.17-0.37	≤ 0.25	≤ 0.035
60Mn	0.57-0.65	0.70-1.0	0.17-0.37	≤ 0.25	≤ 0.035
65Mn	0.62-0.70	0.90-1.20	0.17-0.37	≤ 0.25	≤ 0.030
B2	0.75-0.85	0.70-0.90	0.17-0.37	0.40-0.60	≤ 0.030
B3	0.55-0.65	0.75-0.90	0.20-0.37	0.85-1.20	≤ 0.030
B4	0.58-0.66	0.65-0.80	1.60-1.90	0.70-0.90	≤ 0.030
B6	0.97-1.03	1.00-1.10	0.20-0.30	0.50-0.60	≤ 0.025

Grinding media forged steel balls Mechanical Propety

Name	Impact Value AK.J/cm²	Dropping test(sm)	Hardness
			Ф25-50(1″-2″)		Ф60-90(2.5″-3.5″)		Ф100-150(4″-6″)
			Surface	Core	Surface	Core	Surface	Core
45#	≥12	≥15000	≥55	≥38	≥50	≥35	≥45	≥25
50Mn	≥12	≥15000	≥56	≥40	≥56	≥35	≥50	≥30
60Mn	≥12	≥15000	≥58	≥45	≥58	≥38	≥52	≥35
65Mn	≥12	≥15000	≥60	≥52	≥60	≥42	≥53	≥36
B2	≥12	≥15000	≥60	≥60	≥60	≥54	≥55	≥48
B3	≥12	≥15000	≥60	≥60	≥60	≥54	≥58	≥53
BL	≥12	≥15000	≥60	≥60	≥60	≥54	≥58	≥55
BG	≥12	≥15000	≥60	≥60	≥60	≥60	≥60	≥60

Crusher Parts:

We have precision machined replacement crusher spare parts including head, bowls, main shaft, socket liner, socket, eccentric bushing, head bushings, gear, countershaft, countershaft bushing, countershaft housing, mainframe seat liner and more, we can support your entire machine for mechanical spare parts.