Character:
 Dark grey powder.
Applications：
 For cemented carbide.
Product series:

Grade
4K32
4K40
4K24
4K29
4K34
4K11
4K10

Main chemical composition,%

Ti

32.0±0.5

39.5±1.5

24.0±0.5

29.4±0.5

35.0±0.5
10.4±0.5
32.0±0.5

W

56.0±1.0

47.0±1.5

65.0±1.5

36.0±1.0
-
63.0±1.5
45.5±1.5

T.C

11.2±0.2

12.4±0.3

10.2±0.5

11.2±0.2
12.0±0.2
7.8±0.3
12.1±0.3
F.C
≤0.2
≤0.5
≤0.4
≤0.3
≤0.2
≤0.6
≤0.3
Ta
-
-
-
22.4-23.4
52.5-53.5
17.6-18.6
-

Nb
-
-
-
-
-
-
9.5-10.5

　Impurity content

  

Impurity content % MAX.

Fe

0.1

0.1

0.1

0.1
0.1
0.1
0.1

MO

0.1

0.1

0.1

-
-
-
-

Si

0.005

0.005

0.005

-
-
-
-

CO

0.05

0.05

-

-
-
-
-

Na

0.005

0.005

0.005

0.005
0.005
0.005
0.005

K

0.005

0.005

0.005

0.005
0.005
0.005
0.005

Ca

0.007

0.007

0.007

-
-
-
-

S
0.03
0.03
0.03
0.03
0.03
0.03
0.03

O
0.25
0.3
0.25
0.25
0.25
0.25
0.25

N
0.8
0.8
0.8
0.8
0.8
0.8
0.8

Fsss(μ m)

2.0-4.0
3.0-7.0
2.0-4.0
2.0-4.0
2.0-4.0
2.0-4.0
2.0-4.0
Phase composition
Single phase
Single phase
two phase
Single phase
Single phase
two phase
Single phase
 
Address: Room 815, No.8 building, Xinqidianjiayuan residential area, No. 5 Changchunqiao Road,Haidian District,Beijing,People`s Republic of China
Telephone: +86-10-82561785, +86-10-53103317 Fax: +86-10-82561783