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ZHANGQIU TAITOU SPECIAL STEEL BALL FACTORY is a manufacturer of grinding media, mainly including forged steel ball, casting grinding ball, grinding rod and cylpebs.

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Product Description

Superior Steel Ball Mill Grinding Ball For Peru Mining

1.Feature:

1) High Hardness: The surface hardness of forged and rolling balls is to 60-65 HRC and volume hardness is to 60-63 HRC

2) High Impact Toughness: The impact toughness is more than 12 J/cm2;

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

4) Even Wear-resistance: The loss of ball round rate is 50-300 g/ton.

2.Chemical Composition of Forged Grinding Ball

Based on material,the forged steel balls are defined into 7 brands. And The chemical composition is shown in the following:

Brand	Material	C	Mn	Si	Cr	S	P
TITLE-1	50MN	0.48-0.56	0.70-1.0	0.17-0.37	≤0.25	≤0.035	≤0.035
TITLE-2	60MN	0.57-0.65	0.70-1.0	0.17-0.37	≤0.25	≤0.030	≤0.030
TITLE-3	65MN	0.60-0.70	0.90-1.20	0.17-0.37	≤0.25	≤0.030	≤0.030
TITLE-4	75Mn	0.72-0.92	0.90-1.20	0.17-0.37	≤0.25	≤0.030	≤0.030
TITLE-5	75MnCr(B2)	0.72-0.85	0.70-1.20	0.17-0.37	0.42-0.85	≤0.030	≤0.030
TITLE-6	75SiMn	0.70-0.90	0.7-1.2	0.4-0.8	≤0.25	≤0.030	≤0.030
TITLE-7	B3	0.5-0.65	0.4-1.0	1.4-1.8	0.77-1.10	≤0.030	≤0.030

3.Chemical Composition of Casting Grinding Ball

Based on material,the casting steel balls are defined into 6 brands. And The chemical composition is shown in the following:

Name	Model	Material	C	Si	Mn	Cr	S	P
TITLE-8	High Chrome	Cr-23-32%	2.0-2.8	≤1.0	0.5-2.0	23-32	≤0.01	≤0.01
TITLE-9		Cr-18-22%	2.0-2.8	≤1.0	0.5-2.0	18-22	≤0.01	≤0.01
TITLE-10		Cr-15-17%	2.2-3.0	≤1.0	0.5-2.0	15-17	≤0.01	≤0.01
TITLE-11		Cr-10-14%	2.2-3.2	≤1.0	0.5-2.5	10-14	≤0.01	≤0.01
TITLE-12	Medium Chrome	Cr-5-9%	2.1-3.2	≤1.2	0.5-1.5	5-9	≤0.01	≤0.01
TITLE-13	Low Chrome	Cr-1-4%	2.2-3.5	≤1.2	0.5-1.5	1-4	≤0.02	≤0.02

4.Specification of Grinding Ball

5.Specification of Casting Grinding Ball

1)High chrome cast balls
Size: 20mm-150mm

Hardness:HRC58-65; Chrome content:11-14%
2)Low chrome cast balls
Size: 20mm-150mm
Hardness:HRC45-55; Chrome content:1-5%

6.Main Process of Forged Steel Ball

(1)Raw material.(2)Cutting.(3)Heating.(4)Forging.(5)Quenching.(6)Tempering.(7)Testing.(8)Qualified Products.(9)Packing

7.Main Process of Casting Grinding Ball

(1)Raw material.(2)Scientific Proportioning.(3)Electric Furnace Smelting.(4)Assay Before Furnace.(5)Mould Forming.(6)Polishing.(7)Heat Treatment.(8)Qualified Products.(9)Packing

8.Applied Field

1).Cement Plants 2).Mines 3).Power stations 4).Chemical Industries 5).Grinding Mill, Ball mill, Coal mill

9. Photos of Products, Factory, Raw materials, Cutting Material, Processing Line, Testing

10. Products Name

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Packaging & Shipping

(1) Steel Drums(with Pallet): 800-950KG/Drum

(2)Container Bags: 1000KG/Bag