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Ekle: Roomb403, Qitushidai Binası, No.14 Huoju Road, Xi'an City, Çin

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Ana sayfa > Bilgi > İçerik

Tungsten bakır

Xi'an Kefeng Toz Metalurjisi Co, Ltd | Updated: Nov 02, 2016
Temel bilgi


  • Matrrial:Wu:80%\Cu:20%

  • Boyut:3.5X17.25mm

Özellikleri:RoHS

  • HS kodu: 8538900000

  • Türü:Tungsten alaşım bakır

Ağırlık:4 G

  • Marka:KEFENG

  • Menşei:XIand #39; BİR ÇİN

Ürün Açıklaması

Tungsten-bakır

Features

W-Cu

efendimçeşitlispecificationandshapeswithawiderangeofcoppercontentcanbeproducedalternativelybybasın sinterleme, directinfiltration, infiltratingcopperintohightemperaturesinteredoractivatedsinteredskeletonbasedonapplications. ThecompositessuchproducedareofhighpurityandhomogeneousMikroyapıwithsuperiorperformancesasfollows:

1.Excellentarcerosionresistantandanti-fusionability.

2.Goodelectricandheatconductivity.

3.Lowthermalexpansioncoefficient, matchingwithsemiconductor, ceramicsandKovaralaşımları.

4.Easymatching.

5.Biggravity, highstrength, yüksek-temperatureresistantandperspirationcoolingcharacteristics.




Uygulamalar

ElectricalApplicationsInclude:

HighVoltageArcContacts. (contactsforSF6CircuitBreaker, elektrotlardalgalanma içinabsorberetc.)

VacuumContacts. (forvacuumcontactorsorvacuumloadswitches)

ElectrodesforResistanceWeldingandSparkErosion.

LeadersforsteelRolling.

DiesforCasting.

BalanceWeights.

RockerParts.

ElectronicApplicationsInclude:

HealSinksandSpreaders:MicrowaveCarriers, HermeticPackage, CeramicSubstrate, taşıyıcılar, GaAsandSiliconDeviceMounts, LaserDiodeMounts.

W-CuPerformance

ProductName

CuContent

WT %

Yoğunluk

g/cm3

HBHardness

KGF/mm2

ElentricalConductivity

MS/m

Coef.ofThermal

eXP.10-6/K

ThermalConductivity

W/m2K

WcU10

10

16.8~17.3

260

16

6.3~6.8

160~180

WcU15

15

16.1~16.5

240

19

7.0~7.5

180~200

WcU20

20

15.3~15.7

220

21

8.0~8.5

190~210

Wcu25

25

14.6~15.1

195

22

9.0~9.5

200~230

Wcu30

30

14.0~14.5

175

26

-

-

WcU40

40

12.8~13.3

140

29

-

-

WcU50

50

11.9~12.4

115

33

-

-


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