Product Details

Specifications of Forged and Casting Grinding Steel Ball with High Hardness Made in China for Mineral Processing and Cement Plant:

1. High hardness
2. Good wear resistance
3. High toughness
4. No mal-roundness

Applied Fields of Specifications of Forged and Casting Grinding Steel Ball with High Hardness Made in China for Mineral Processing and Cement Plant:

1. Mines

2. Cement Plants

3. Chemical Industries

4. Power Plant

Type and Chemical Composition of Specifications of Forged and Casting Grinding Steel Ball with High Hardness Made in China for Mineral Processing and Cement Plant:

Name	Material	C	Si	Cr	Mn	S	P
CNBM-7	Cr-22-32%	2.0-2.8	≤1.0	22-32	0.5-2.0	≤0.06	≤0.08
CNBM -8	Cr-17-22%	2.0-2.8	≤1.0	17-22	0.5-2.0	≤0.06	≤0.08
CNBM -9	Cr-15-17%	2.2-3.0	≤1.0	15-17	0.5-2.0	≤0.06	≤0.08
CNBM -10	Cr-11-14%	2.2-3.2	≤1.0	11-14	0.5-2.5	≤0.06	≤0.08
CNBM -11	Cr-5-10%	2.1-3.2	≤1.2	5-10	0.5-1.5	≤0.06	≤0.08
CNBM -12	Cr-1.5-3.%	2.2-3.5	≤1.2	1.5-3.0	0.5-1.5	≤0.06	≤0.08

Physical Property of Specifications of Forged and Casting Grinding Steel Ball with High Hardness Made in China for Mineral Processing and Cement Plant:

Name	Material	Impact Test Ak.J/cm	Endurance Test times (5m)	Hardness (HRC)
				Diam25-60mm		Diam70-100mm
				Quenching	Unquenching	Quenching	Unquench ing
CNBM -7	Cr-22-32%	≥4	≥10000	≥60	≥49	≥60	≥48
CNBM -8	Cr-17-22%	≥4	≥10000	≥60	≥49	≥60	≥48
CNBM -9	Cr-15-17%	≥4	≥10000	≥60	≥49	≥58	≥48
CNBM -10	Cr-11-14%	≥3	≥10000	≥58	≥49	≥56	≥48
CNBM -11	Cr-5-10%	≥3	≥8000	-	≥48	-	≥48
CNBM -12	Cr-1.5-3.%	≥2	≥8000	-	≥48	-	≥45