TitleProduct

Multi Holes Alumina Ceramic Insulation Tubes

  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Shanghai

  • Validity to:

    Long-term effective

  • Last update:

    2018-05-22 22:11

  • Browse the number:

    220

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Company Profile

Lonci Group Co.,Ltd

By certification [File Integrity]

Contact:langci(Mr.)  

Email:

Telephone:

Phone:

Area:Shanghai

Address:Shanghai

Website:http://www.loncigroup.com/ http://www.shzh-rubber.com/com/langci/

Product Details


Multi Holes Alumina Ceramic Insulation Tubes

With extrusion method, Lonci manufactures customized multi holes tubes for insulating industries.  

Chemical Composition and Physical Properties


95 Series

99 Series

997 Series

 Steatite

Zr₂O Y-PSZ

Al₂O₂+Zr₂O

Al₂O₃(%)

≥95

≥99

≥99.7




SiO₂(%)

≤2.3

<0.2

<0.04


<0.2

<0.04

Fe₂O3(%)

<0.1

<0.1

<0.05


<0.1

<0.05

Alkaline Substances(%)

<0.1

<0.1

<0.08


<0.1

<0.08

Density(g/cm³)

3.7

3.87

3.89

2.7

3.87

3.89

Hardness(Mohs)

8.8

9

9


9

9

Flexural strength(Mpa)

300

340

390

150

1000

600

Compressive strength(Mpa)

3400

3600

3900

900

3000

3600

Modulus of elasticity(Gpa)

350

380

390

120

205

350

Impact resistance(Mpa m1/2)

4.0

5.0

5.2


8

7.5

Webull modulus(m)

10

10

12


22

18

Vickers hardness(HV0.5)

1800

1900

2000


1300

1600

Thermal expansion coefficient(10-6k -1)

5.0-8.3

5.4-8.3

5.5-8.4

6.0-9.0

10

6.0-8.6

Thermal conductivity(W.mK)

24

27

28

2.0-2.5

<2

18

Thermal shock resistance(T℃)

250

270

280

100

270

320

Volume resistivity at 20℃(Ωcm)

>1014

>1014

>1015

>1013

>1010

>1013

Dielectric strength(kv/mm)

20

25

30

20



Operating temperature in short time(℃)

1650

1800

1850

1450



Operating temperature in long time(℃)

1530

1650

1700

1250



color

pink,white

white,ivory

ivory

white



http://www.loncigroup.com/