High Chrome Casting Steel Ball, Grinding Ball

High Chrome Casting Steel Ball, Grinding Ball

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Basic Info

Place of Origin:	Hebei, China (Mainland)

Product Description

High Chrome Casting Steel Ball, Grinding Ball With modern technology and compelet surpporting equipment,the company organizes the production in strict accordance with ISO 9001. In addition,the company is equipped with the automatic DISA production line,automatic metal model production line,full automatic oill tempering production line,medium frequency furnace,tempering furnace and advanced surppording facilities.

high performance grinding media ball: 1.Diameter: 25mm~150mm 2. Characteristics: even hardness , no deformation , No breaking, No mal-roundness , grinding resistant , low wear rate 3.Uing fields: Metal Mines , Cement plants , Water coal slurry , Power stations , Chemical industry , Steel mills, etc. 4.Our services: Sample order also accept, we could offer the free sample . We are looking forward to contacting and cooperation with all circles,and try our best to meet your special requirements, and supply you with our excellent quality products and services Grinding ball and forgings specifications:

Item		High chrome cast grinding balls,forgings			Middle chrome cast grinding balls,forgings	Low chrome cast grinding balls,forgings	Multielement cast grinding ball,forings
Item		ZQCr20	ZQCr17	ZQCr12	ZQCr8	ZQCr2
Chemical composition(%)	C	2.0-3.3	2.0-3.2	2.0-3.2	2.0-3.3	2.0-3.6	1.8-3.2
	Si	≤1.0	≤1.0	≤1.5	≤2.2	≤1.2	≤2.2
	Mn	0.3-1.5	0.3-1.5	0.3-1.5	0.3-1.5	0.1-1.5	0.1-1.5
	P	≤0.10	≤0.10	≤0.10	≤0.10	≤0.10	≤0.10
	S	≤0.06	≤0.06	≤0.06	≤0.06	≤0.06	≤0.06
	Cr	19-21	16-18	11-13	7-10	1.0-3.5	4-8
Mechanical property	AK(J/cm²)	≥6	≥5.5	≥5.0	≥4.5	≥3	≥4
	HRC	59-63	58-62	58-61	≥50	≥45	≥50
	Breakage rate(%)	<0.1	<0.2	<0.2	<0.5	<1	<0.5
	Single chamber wear(g/t)	<20	<25	<25	<50	<50	<50
	Fatigue life (times)	>30000	>28000	>26000	>16000	>10000	>16000