Casting Steel Ball

Casting Steel Ball: 1.High hardness and resistance . 2.High quality with low price . 3.Low breakage. 4.Excellent surface.

Casting Steel Ball:

 1.Material special hi-Cr1,special hi-Cr2  

2.Diameters 25mm-130mm

3.Characteristic High hardness, Grinding endurable ,None           

out-of-round, Low percentage of damage, High total mill efficiency.

4.Apply Realm Cement plan, mine , Mill tailings ,Thermal power generation, Chemical industry.

5.Packing  Jumbo bag or Iron drum

Classification Chemical Composition And  Metallurgical Structure

Name	Material	C	Si	Cr	Mn	S	P	Mo	Al	Metallurgical Structure
zw-9	special high-Cr3	2.2-3.0	≤1.0	15-17	0.5-2.0	≤0.06	≤0.08	micro	micro	M +C
zw-10	high-Cr	2.2-3.2	≤1.0	11-14	0.5-2.5	≤ 0.06	≤ 0.08	micro	micro	M +C

 Mechanical Property

Name	Material	Impact Test (AK.J/cm2)	Endurance test times(5m)	Quenching  Hardness (HRC)	Un quenching  Hardness (HRC)	Breakage
zw-9	Special High-Cr3	≥4	≥10000	≥60	≥49	<1%
zw-10	high-Cr	≥4	≥10000	≥58	≥49	<1%

Substance

Nominal Diameter (mm)	Diameter Tolerance (mm)	Approx Weight per Ball (kg)	Average Number per MT
25	+1,-0.5	0.033	30303
30	+1,-0.5	0.064	15625
40	+2.0,-1.0	0.11	9090
50	+2.0,-1.0	0.261	3831
60	+2.0,-1.0	0.510	1961
70	+2.0,-1.0	0.883	1132
80	+3.0,-1.5	1.402	713
90	+3.0,-1.5	2.092	478
100	+3.0,-1.5	2.98	335
110	+3.0,-1.5	4.087	244
120	+3.0,-1.5	5.44	183
130	+3.0,-1.5	7.062	141

Casting Steel Ball