Electrothermal ferrophosphorus

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Chemical formula: FeP, Fe2P

Appearance: Lumps with metallic lustre. Weight of lumps should not exceed 25 kg. Fines by weight passing through net of 20 mm mesh are not to exceed 5-20% from quantity of a lot for shipment. Lump may contain minor slag (non metallic) spots visible on a break.

Application: Alloying of cast iron and steel in metallurgy.

Package, marking: in bulk or in big bags, not marked.

Transportation: All types of transport in bulk.

Storage: In bulk in open and clean place with hard surface or in ventilated storehouse. Unlimited storage term.

Physical and chemical parameters:

Description Norms for grades

FeP 25-1

FeP 25-2

FeP 20-6

FeP 15-15

1

 Mass share of P4, %, min

25

25

20

15

2

 Mass share of Mn, %, max

6

7,9

7,9

15

3

 Mass share of Si, %, max

1

2

6

6-15

4

 Mass share of S, %, max

0,3

0,3

0,3

0,3


All grades of FeP contain Titanium 0,3-2,2%, Vanadium 0,2-0,4%, Carbon 0,03-0,5%. Testing of the indicated elements is made by consumer if required. Deviation of the elements by weight from the given limits is not a sign for rejects