chrome ball

chrome ball
High quality raw material
Low breakage&High hardness
Good wear resistance.

chrome ball

 

 

 

Ball Diameter	Weight of Each Ball	Pcs/ton
20	0.0322	31056
25	0.063	15873
30	0.11	9091
40	0.257	3891
50	0.5	2000
60	0.867	1153
70	1.37	729
80	2.05	487
90	2.9	345
100	4	250
110	5.3	188
120	6.8	147
125	7.75	129
130	8.74	114
Low Chrome Alloyed Cast Grinding Balls	Designation	Chemical Composition(%)
		C	Si	Mn	Cr	Mo	P	S
	ZQCr2	2.0-3.3	≤1.2	≤1.5	1.0-3.0	≤1.0	≤0.15	≤0.15
Low Chrome Alloyed Cast Grinding Balls	Designation
				Microstructure	Times o Falling Balls
			AK(j/cm²)
		HRC
	ZQCr2	≥45	≥1.6	P+C	≥5000--15000
Properties and Microstructure
Name	Hardness(HRC)	AK(j/cm²)	Microstructure	Times o Falling Balls
Polybasic	48-56	≥2.0	P+C	80	≥13000
				≥80	≥16000
Polybasic	50-56	≥3.0	M+C	80	≥15000
				≥80	≥8000