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Help CenterDia.30MM Cast Grinding Iron Ball For Chile Mine
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Dia.30MM Cast Grinding Iron Ball For Chile Mine
1.Features of Cast Grinding Balls
1) High Hardness: The surface hardness of foundry steel ball is to 60-68 HRC and the volume hardness of chrome steel ball 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-resistant: The grinding loss of high chrome grinding media is 50-300g/ton
2.Material and Chemical Composition of Casting Grinding Ball
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 |
≤0.05 |
≤0.05 |
TITLE-9 |
Cr-18-22% |
2.0-2.8 |
≤1.0 |
0.5-2.0 |
18-22 |
≤0.05 |
≤0.05 |
|
TITLE-10 |
Cr-15-17% |
2.2-3.0 |
≤1.0 |
0.5-2.0 |
15-17 |
≤0.05 |
≤0.05 |
|
TITLE-11 |
Cr-10-14% |
2.2-3.2 |
≤1.0 |
0.5-2.5 |
10-14 |
≤0.05 |
≤0.05 |
|
TITLE-12 |
Medium Chrome |
Cr-5-9% |
2.1-3.2 |
≤1.2 |
0.5-1.5 |
5.0-9 |
≤0.05 |
≤0.05 |
TITLE-13 |
Low Chrome |
Cr-1.0-4% |
2.2-3.2 |
≤1.2 |
0.5-1.5 |
1.0-4 |
≤0.05 |
≤0.05 |
3.Physical Property of Casting Grinding Ball
Model |
Hardness(HRC) |
Impact Test(Ak.J/cm2) |
Endurance Test Times(5m) |
Microstructure |
|
Quenching |
Unquenching |
||||
High Chrome |
≥60 |
≥56 |
≥17 |
≥12000 |
M+C |
Medium Chrome |
- |
≥55 |
≥15 |
≥10000 |
P+C |
Low Chrome |
- |
≥52 |
≥13 |
≥10000 |
P+C |
4. Specification of Cast Grinding Balls
Nominal Diameter |
Diameter Tolerance |
Weight of Single Ball In Average |
Numbers of Per Ton Ball In Average |
|
(mm) |
(Inch) |
(mm) |
(g) |
|
20 |
0.75’’ |
+2 -1 |
32 |
31250 |
25 |
1’’ |
64 |
15625 |
|
30 |
1.25” |
110 |
9090 |
|
40 |
1.5’’ |
263 |
3802 |
|
50 |
2’’ |
513 |
1949 |
|
60 |
2.5’’ |
+3 -2 |
888 |
1126 |
70 |
2.75 |
1410 |
709 |
|
80 |
3.25’’ |
2104 |
475 |
|
90 |
3.5’’ |
2996 |
333 |
|
100 |
4’’ |
4110 |
243 |
|
110 |
4.5’’ |
+4 -2 |
5457 |
182 |
120 |
4.75’’ |
7102 |
140 |
|
130 |
5’’ |
9030 |
110 |
|
140 |
5.5’’ |
+4 -3 |
11278 |
88 |
150 |
6’’ |
13871 |
72 |
|
5.High chrome cast balls Size: 20mm-120mm
Hardness:HRC60-65; Chrome content:10-32%
6.Low chrome cast balls Size: 20mm-120mm
Hardness:HRC50-55; Chrome content:1.0-4.0%
7.Main Process of Casting Grinding Balls
(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, Sag mill
9. Products Name
Forged Steel Ball, Forging Steel Ball, Forged Grinding Ball, Forging Grinding Ball, Forged Ball, Forging Ball, Forged Grinding Steel Ball, Forged Steel Grinding Ball, Cast Grinding Ball, Casting Grinding Ball, Casted Grinding Ball, Cast Iron Ball, Casting Ball, Cast Ball, Casted Ball, High Chrome Cast Ball, High Chrome Casting Ball, High Chrome Cast Grinding Ball, High Chrome Cast Iron Ball, High Chrome Ball, Low Chrome Cast Ball, Low Chrome Casting Ball, Low Chrome Cast Grinding Ball, Low Chrome Cast Iron Ball, Low Chrome Ball, Medium chrome cast grinding ball, Medium Chrome Casting Ball, Medium Chrome Cast Grinding Ball, Medium Chrome Cast Iron Ball, Medium Chrome Ball,Grinding Ball, Steel Ball, Grinding Steel Ball, Steel Grinding Ball, , Grinding Media, Grinding Media Steel Ball, Cement Mill Grinding Media, Special Steel Grinding Media Mill Ball, Forged steel Ball and Casting Iron Ball For Metal Mining, Wear-resistant High Chrome Cast Grinding Balls
(1)Container Bags: 1000kg/bag
(2)Steel Drums (with Pallets): 850-900kg/drum
Photos of Products, Factory, Raw materials, Cutting Material, Processing Line, Testing, Packaging
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