General requirements for mineral industrial indicators of symbiotic (copper, lead and zinc) in Yanjin Mine

Table symbiotic rock gold ore (Cu, Pb, Zn) General requirements for industrial index mineral

project

Sulphide ore

Oxidized ore

Cu (copper)

Pb (lead)

Zn (zinc)

Cu (copper)

Pb (lead)

Zn (zinc)

Boundary grade (ωB)%

0.2 to 0.3

0.3 to 0.5

0.5 to 1

0.5

0.5 to 1

1.5~2

Minimum industrial grade (ωB)%

0.4 to 0.5

0.7 to 1

1 to 2

0.7

1.5~2

3 to 6

Average grade of the deposit (ωB)%

0.7 to 1

6

6

10~12

10~12

Minimum recoverable thickness m

1 to 2

1 to 2

1 to 2

1

1 to 2

1 to 2

Stone removal thickness m

2 to 4

2 to 4

2 to 4

2

2 to 4

2 to 4

Chain Hoist/Block

High quality manual chain block


Chain block is a portable lifting device easily operated by hand. Types of chain block is suitable for using in factories, agricultural production, and in wharf,

docks and storage for fixing machines, lifting cargo, and loading and unloading goods.

Chain block hoist can be attached to a trolley of any type as a travelling chain block. It is suitable to monorail overhead conveying system, hand

travelling crane and jib crane.



Specifications:

Model

VT-1/2

VT-1

VT-2

VT-3

VT-5

VT-10

Capacity(t)

0.5

1

2

3

5

10

Lifting Height(m)

2.5

2.5

3

3

3

3

Test load(t)

0.75

1.5

3

4.5

7.5

15

H min Headroom(mm)

285

315

380

475

600

700

Chain pull to lift full load(N)

25

33

34

35

39

41

No. of Load Chain

1

1

1

2

2

4

Diameter of load chain

6.1

7.1

8

7.1

9

9

N.W(kg)

8.4

11

21

22

40

77

Products show

manual chain block hoists

chain pulley hoist

5 ton chain hoist

Our Services

1.Client

We treasure and try to understand all the different needs of our clients and seek to forge a long term professional relationship with them. The satisfaction of each and

every customer is our main goal and motivation in conducting our business.

2. People

We work as a team and treat each other with respect. Our solid, capable and knowledgeable team is valued as the greatest asset and an integral part of the business.

3. Product

Our products are of high quality standards and always come with certificate of compliance by the manufacturers.

4. Performance

We aim to achieve high level of performance and satisfaction to both our client and people, which include delivering high quality services and treating people with integrity.

5. Free sample and OEM service

We can provide free samples to you and we also have OEM service, we can put your logo on the label and the information you need on the webbing too.

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5Ton Manual Chain Block,Lift Chain Hoist,20Ton Chain Block,Manual Chain Block

Hebei Liston Lifting Rigging Manufacturing Co., Ltd. , https://www.liftingriggingfactory.com