Common black and colored ore grade table

element

Ore industry type

Grade

Remarks

Boundary grade

Industrial grade

Black metal minerals

Iron TFe

(%)

Magnetite

20

25

Hematite ore

25

28-30

Siderite ore

20

25

Limonite ore

25

30

manganese

%

Manganese oxide

Manganese-rich mine

I

35

40

II

30

35

III

18

30

Manganese-poor ore

10-15

18

Iron manganese ore

I

20

25

II

15

20

III

10

15

Manganese carbonate

Manganese-rich ore

Manganese-poor ore

Iron manganese ore

15

10

10

25

15

15

Manganese-bearing limestone

8

12

chromium

%

Primary mine

Rich mine

Lean mine

≧25

≧5-8

≧32

≧8-10

Sand mine

≧1.5

≧3

titanium

Primary ore TiO 2 %

Rutile

1

1.5

placer

(mineral kg / m 3

Rutile

≧1

≧1.5

Ilmenite

≧10

≧1

vanadium

Independent deposit V 2 O 5 %

0.5

0.7

Associated deposit V 2 O 5 %

≧0.1-0.5%

Non-ferrous metal minerals

copper

Cu%

Sulphide ore

Pit mining

0.1-0.3

0.4-0.5

Dew

0.2

0.4

Oxidized ore

0.5

0.7

lead

%

Sulfide ore

0.3-0.5

0.7-1.0

Mixed mine

0.5-0.7

1.0-1.5

Oxidized ore

0.5-1.0

1.5-2.0

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1. The heat treatment process keeps the wear plates for long wear life.
2. Different surface treatment to protect against corrosion.
3. The combine harvester cutter is composed of Knife Section, ledger plate, Knife Guard/ knife finger, Hold Down Clip, friction plate/ wear plate and knife bar.
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5. Order with dimension or with a technical drawing or sample.

Wear Plate

Combine Wear Plate, Wear Plate, Wear Resistant Plate, Steel Sheets

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