China 48HRC 53HRC Cast High Chromium Grinding Steel Balls For Cooper Mine ISO9001 for sale

48HRC 53HRC Cast High Chromium Grinding Steel Balls For Cooper Mine ISO9001

Price Negotiable

Price: 690

MOQ: 1MT

Delivery Time: 1-2weeks

Brand: HUAFU

Product Description

Forged Grinding Steel Ball

Grinding Steel Ball 1-6" Forged Balls,Grinding Balls For Gold Mine Cooper Mine

Our main products:

Forged Grinding balls :size 20-160mm

Cast balls:17-120mm

Grinding rods:40-160mm

Applied Field

1) Cement Plant

2) Mines (Gold, Copper, Iron, Molybdenum, Lead, Zinc, etc)

3) Coal Power station

4) Chemical Industries

5) Sag Mill, Ball mill

High Hardness: Surface hardness of forged steel ball is to 60-68 HRC and volume hardness of forged grinding ball is to 60-65 HRC;

High Impact Toughness: The impact toughness is more than 15 J/cm2;

Low Broken Rate: The actual broken rate is not higher than 1%;

Even Wear-resistance: The wear rate of cast ball is 50-700 g/ton.

Carbon steel grinding ball

Carbon steel grinding ball is the most commonly used one. Widely used in mines, power plants, chemical plants and mill factory’s large ball mill. Diameter is 20-150mm. And we can also customize all size of products according to clients’ demand. The main products performance as follow:

Chemical Composition	C(%)	Si(%)		Mn(%)	Cr(%)	Cu(%)	Mo(%)	P(%)	S(%)
	0.42-0.50	0.17-0.37		0.5-0.8	≤0.25	≤0.25	≤0.3	≤0.035	≤0.035
Size	20-150mm(0.8inch-6inch)
Hardness	Serious		Hardness
	Standard Hardness		48-53HRC
	High Hardness		55-60HRC
Impact Value	≥12J/CM^2
Balls Number	≥12000times
Microstructure	M+C(C-Carbide M-Martensite )

Series/Element	C(%)	Si(%)	Mn(%)	Cr(%)	Cu(%)	Mo(%)	P(%)	S(%)
80#	0.77-0.85	0.17-0.37	0.50-0.80	0-0.25	0-0.25	0-0.30	0-0.035	0-0.035
40Mn	0.37-0.44	0.17-0.37	0.70-1.0	0-0.25	0-0.25	0-0.30	0-0.035	0-0.035
40Mn2	0.37-0.44	0.17-0.37	1.40-1.80	0-0.25	0-0.25	0-0.30	0-0.035	0-0.035
70Mn	0.65-0.75	0.17-0.37	0.90-1.20	0-0.25	0-0.25	0-0.30	0-0.035	0-0.035
70Mn2	0.65-0.75	0.20-0.45	1.4-1.8	0-0.25	0-0.25	0-0.30	0-0.035	0-0.035
40Cr	0.37-0.45	0.17-0.37	0.50-0.8	0.80-1.1	0-0.25	0-0.30	0-0.035	0-0.035
70Cr2	0.65-0.75	0.20-0.30	0.75-0.90	0.55-0.70	0-0.25	0-0.30	0-0.030	0-0.030
B1	0.52-0.65	0.17-0.37	0.60-1.2	0-0.25	0-0.25	0-0.30	0-0.035	0-0.035
B2B	0.58-0.65	0.17-0.37	0.90-1.0	0.60-0.65	0-0.25	0-0.30	0-0.035	0-0.035
B4	0.60-0.65	1.60-1.70	0.70-0.80	0.70-0.80	0-0.25	0-0.30	0-0.035	0-0.035
B-6	0.75-0.85	0.2-0.40	0.90-1.0	0.85-0.95	0-0.25	0.06-0.13	0-0.035	02-0.035
B-6A	0.82-0.95	0.20-0.40	0.92-1.02	0.80-0.95	0-0.25	0.06-0.10	0-0.035	0-0.035
B-7	0.35-0.40	0.17-0.37	0.70-0.80	0.90-1.0	0-0.25	0-0.30	0-0.035	0-0.035
BV	1-1.06	0.17-0.37	0.9-1.0	0.55-0.65	0-0.25	0-0.30	0-0.035	0-0.035
GCr15	0.95-1.05	0.15-0.35	0.20-0.40	1.30-1.65	0-0.25	0-0.10	0-0.027	0-0.20
16Mn	0.13-0.19	0.2-0.6	1.2-1.6	0-0.30	0-0.25	---	0-0.03	0-0.03