I:Name: Nickel Chemical Symbol: Ni
II:The state of Nickel ore stored in the nature
Appearing by Nickel silicate or sulfur, arsenic, nickel compound forms exist in nature.
III:Rock and mineral industry standard(Mine Standard)
Nickel deposit industrial index

Item

(Nickel sulfide ore)

Nickel oxide - nickel silicate ore

primary ore

oxidized ore

(Pit Mining)

(Open Mining)

(Pit Mining)

(Open Mining)

(cutoff grade)（ωB）%

0.2～0.3

0.2～0.3

0.7

0.7

0.5

(Minimum industrial grade)（ωB）%

0.3～0.5

0.3～0.5

1

1

1

（Deposit average grade）ωB）%

0.8～2

0.6～1

1.5

1.2

(Minimum mineable thickness) m

1

2

1

2

1

(The Rock Eliminating Thickness) m

≥2

≥3

≥2

≥3

1～2

IV:Pure Powder quality standards
Nickel concentrate quality standards

(Grade)

Ni≥％

impurity≤％

MgO

superfine

8

6

First Grade

7.5

6

Second Grade

7.0

6

Third Grade

6.5

7.5

Forth Grade

6.0

9

Fifth Grade

5.5

10.5

Sixth Grade

5.0

12

Seventh Grade

4.5

13.5

Eighth Grade

4.0

15

Ninth Grade

3.5

17.5

Tenth Grade

3.0

20

VII：The strong point of Shanghai Daiwo Mining Machinery Co., Ltd.
1.Design the professional production plant;
2.Assay Ore, Appraisal Ore;
3.Research of mining process and Plant design;
4.Equipment provide, Install and Guide;
5. Undertake Turnkey Project.


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