Product Details

Company Information

ZHANGQIU TAITOU SPECIAL STEEL BALL FACTORY is a manufacturer of grinding media, mainly including forged steel ball, casting grinding ball, grinding rod and cylpebs. For more information ,please refer to website:

Product Description

Dia 20MM-150MM Steel Grinding Media Ball For Peru Mining

1.Feature:

1) High Hardness: surface hardness is to 60-68 HRC and volume hardness is to 60-63 HRC;

2) High Impact Toughness: 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 50-300g/ton.

2.Chemical Composition of Forged Grinding Ball

The chemical composition is shown in the following:

Brand	Material	C	Mn	Si	Cr	S	P	V
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)	0.70-0.85	0.7-1.20	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	0.7-1.0	1.4-1.8	0.9-1.2	≤0.030	≤0.030	0.1-0.2

3.Chemical Composition of Casting Grinding Ball

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. Products Name

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Packaging & Shipping

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

(2) Container Bags: 1000KGS/Bag

Our Services

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