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tungsten hmoov

tungsten hmoov

CAS Nr.: 7440-33-7

Muaj nuj nqi

CAS Nr:.

7440-33-7

Linear Formula:

W

Khoom siv:

Ntshiab tungsten

Purity:

W Ntau dua lossis sib npaug 99.9 feem pua ​​​​, W Ntau dua lossis sib npaug li 99.99 feem pua ​​​​, W Ntau dua lossis sib npaug 99.995 feem pua ​​​​, W Ntau dua lossis sib npaug li 99.999 feem pua ​​, W Ntau dua lossis sib npaug 99.9995 feem pua

Particle Shape:

Irregular tungsten hmoov, Spheroidal tungsten hmoov

Qhov tsos:

Tsaus Grey Hmoov

Loj:

1-10μm, -100mesh rau ntxiv 325 mesh

Tungsten Powder Description

tungsten hmoov yog dav siv nyob rau hauv zus tau tej cov khoom, hnyav fillers, hluav taws xob shielding fillers thiab induction accelerators, thiab lwm yam. SSC specializes nyob rau hauv tsim high purity tungsten hmoov nrog dav particle loj ntau yam. Tungsten hmoov ua rau qhov zoo tshaj plaws additive rau ntau yam polymers siv nyob rau hauv ob qho tib si hnyav thiab hluav taws xob shielding daim ntaub ntawv. Qhov loj me me ua rau nws zoo tagnrho hnyav hlau muab tub lim rau kev txhaj tshuaj molding. Cov duab tshwj xeeb thiab cov txiaj ntsig tau muaj peev xwm txaus ntawm cov khoom ua rau nws tsim nyog rau kev siv hauv kev lag luam hlau txau.

Tungsten hmoov Specification

Specification

Qib

APS/BET/FSSS

Oxygen (feem pua, ≯)

Ultra-Fine Size

ZE03

3.1-5.2m2/g

0.60

ZE04

2.0-3.5m2/g

0.55

ZE06

0.50-0.70μm

0.40

ZE07

0.60-0.80μm

0.35

ZE08

0.70-0.90μm

0.25

Loj Loj

ZWM 10

0.90-1.10μm

0.20

ZWM 12

1.10-1.30μm

0.15

ZWM 15

1.30-1.70μm

0.12

Qhov Nruab Nrab

ZWM 20

1.80-2.20μm

0.08

ZWM 25

2.30-2.70μm

0.08

ZWM 30

2.80-3.20μm

0.06

ZWM 35

3.30-3.70μm

0.06

ZWM 40

3.80-4.50μm

0.04

ZWM 50

4.50-5.50μm

0.04

ZWM 60

5.50-6.50μm

0.04

ZWM 70

6.50-7.50μm

0.04

Coarse Loj

ZWM 80

7.50-8.50μm

0.04

ZWM 90

8.50-9.50μm

0.04

ZWM 100

9.00-11.0μm

0.04

ZWM 120

11.0-13.0μm

0.03

Ultra-Coarse Loj

ZWM 150

13.0-17.0μm

0.03

ZWM 200

16.0-25.0μm

0.03

ZWM 300

25.0-35.0μm

0.03

ZWM 400

35.0-45.0μm

0.03

Cov impurities (ppm, ≯)

Al

Raws li

Bi

Ca

Cd

Co

Cr

Cu

Fe

K

5

10

1

15

1

10

20

3

50

15

Mg

Mn

Mo

Na

Ni

P

Pb

S

Sb

Si

10

10

30

15

20

10

1

10

5

15

Sn

Ti

V

 

 

 

 

 

 

 

3

10

10

 

 

 

 

 

 

 

Qib ntawm High Purity Tungsten Hmoov


Qib Chemical Compositions

A

2A

3A

4A

Purity

W Ntau dua lossis sib npaug li 99.99 feem pua

W Ntau dua lossis sib npaug rau 99.995 feem pua

W Ntau dua lossis sib npaug rau 99.999 feem pua

W Ntau dua lossis sib npaug rau 99.9995 feem pua

Tag nrho cov ntsiab lus impurities

Cov khoom siv hluav taws xob muaj peev xwm ua tau raws li 100 ppm

Qhov siab tshaj plaws ntawm 50 ppm

Qhov siab tshaj plaws ntawm 10 ppm

Qhov siab tshaj plaws ntawm 5 ppm

Cov impurities (ppm)

Max

Classical

Max

Classical

Max

Classical

Max

Classical

Radioactive keeb

U

0.1

0.05

0.0008

0.0005

0.0002

0.0001

Th

0.1

0.05

0.0008

0.0005

0.0002

0.0001

Alkali hlau element

Li

1

0.5

0.02

0.01

0.01

0.003

0.01

0.003

Na

5

5

0.5

0.2

0.1

0.05

0.05

0.01

K

5

5

0.1

0.05

0.05

0.03

0.05

0.01

Mo, Re

10

5

10

5

1

0.5

0.5

0.3

Fe, Cr

10

5

2

0.7

0.5

0.1

0.3

0.1

Ca, Si, Cu, Ni, Al, Zn, Sn, Mn, Co, Hg, V

2

1

0.5

0.3

0.2

0.1

0.2

0.1

P, As, Se

2

1

0.5

0.2

0.2

0.1

0.2

0.1

B, Pb, Sb, Be, Ba, Bi, Cd, Ge, Nb, Pt, Mg, Zr, Au, In, Ga, Ag

1

0.5

0.5

0.1

0.1

0.05

0.1

0.05

Lwm tus

1

0.5

0.5

0.1

0.1

0.05

0.1

0.05

Gas Element
(Qhov siab tshaj plaws ppm)

O

C

N

S

H

300-1000

30

30

10

30

Tungsten Powder Daim ntawv thov thiab lwm yam kev lag luam

● Aerospace alloys

● Cov khoom ntim khoom siv hluav taws xob

● Cov khoom siv hluav taws xob

● Microelectronic films

● Sintering pab

● Cov txheej tiv thaiv

● Gas sensor electrodes

● Precision electronics kev lag luam

● Cov khoom siv kho mob

● Kev lag luam hnub ci zog

● Semiconductors

● Precision technology thiab cov ntaub ntawv

● Electronica

● Cov khoom siv kho mob

● Nyias zaj duab xis deposition

● High purity tungsten thiab tungsten alloy sputtering phiaj

● Kev Tshawb Fawb & Kev Tshawb Fawb

● Tub rog

● Aerospace

● Aviation

● Electronics

Chemical Identifiers

Linear Formula

W

MDL Number

TIAB SA 00011461

EC No.

231-143-9

Beilstein/Reaxys No.

N/A

Pubchem CID

23964

SMILES

[W]

InchI ID nkag mus

InChI=1S/W

InchI Key

WFKWXMTUELFFGS-UHFFFAOYSA-N

Tungsten Powder Properties (Theoretical)

Molecular Luj

183.85

Qhov tshwm sim

Nyiaj

Melting Point

3410 degree

Boiling Point

5900 degree

Qhov ntom

19.3g / cm33

Solubility hauv H2O

N/A

Hluav taws xob Resistivity

5.65 μΩ ·m (27 degree)

Electronegativity

1.7 Pauling

Kub ntawm Fusion

35.3 kJ/mol

Kub ntawm Vaporization

806.7 kJ/mol

Poisson tus ratio

0.28

Tshwj xeeb kub

0.133 J/g mol (20 degree)

Tensile zog

750 MPa rau

Thermal conductivity

1.73 W/m K

Thermal Expansion

(25 degree) 4.5 µm·m-1·K-1

Vickers Hardness

3430 MPa rau

Young's Modulus

411 gps ua

Tungsten Powder Health & Safety Information

Lus Cim

Kev phom sij

Cov Lus Qhia Txog Hazard

H228-H315-H319

Hazard Codes

N/A

Risk Codes

N/A

Cov lus hais txog kev nyab xeeb

N/A

RTECS Number

YOG 7175000

Cov ntaub ntawv thauj mus los

N/A

WGK Germany

3

GHS Daim duab

GHS02 Nplaim

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