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High Temperature 95% ~ 99% AL2O3 Aluminum Oxide Alumina Ceramic Tubes For Engineering

Yixing Feifan Ceramics Co.,Ltd

High Temperature 95% ~ 99% AL2O3 Aluminum Oxide Alumina Ceramic Tubes For Engineering

Place of Origin : China

Brand Name : FFTC

Certification : ROHS、ISO9001

MOQ : 1000pcs

Packaging Details : Several products in a carton, then wooden carte. Or following customers’ requirement.

Delivery Time : Depends on the quantity, always within 30days

Payment Terms : L/C、T/T、Western Union

Supply Ability : 5000pcs/month

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High Temperature 95% ~ 99% AL2O3 Aluminum Oxide Alumina Ceramic Tubes For Engineering


Detailed Product Description


95%~99% AL2O3 Aluminum Oxide ceramic tubes With Surface Finish Ra 0.4/ sim Ra 0.8


Description:

1. Material: 95%~99% AL2O3

2. Method of molding: Thermal casting, CIP

3. Color: white, Ivory White

4. Sintering temperature: 1600~1750℃

5. Surface finish: Ra0.4&simRa0.8&mum

6. Packing: Pack with carton and ship with wooden case

7. Produce products according to molds or drawings provided by the client and quote according the data of the

products

8. The mould fee of the non-standard products: According the quotation of product


Applications:

Alumina ceramics with superior strength, hardness, insulation, thermal conductivity, high temperature, oxidation

resistance, corrosion resistance, abrasion resistance, high temperature strength and other characteristics, it has

been widely used in engineering, mechanical seals, electronics, instrumentation, sensing, transport,

communications, and other occasions or areas. The content of 99.7%, 99%, 95% alumina products contains the

crucible, sockets, valves, electrodes, spools, wear board, alumina balls, electronic porcelain, textile porcelain

pieces, and other shaped pieces.


Specifications:

95%,99%,99.7% Al2O3 Material Parameters:

Item

Test Condition

Unit Symbol

95%Alumina

ceramics

99%Alumina

ceramics

99.7%Alumina

ceramics

The main chemical

ingredient



Al2O3

Al2O3

Al2O3

Bulk Density


g/cm3

3.6

3.89

3.96

Maximum Use

Temperature



1450℃

1600℃

1650℃

Water absorption


%

0

0

0

ROHS Hardness



≥85

≥89

≥89

Flexural strength

20° C

MPa (psi x 103)

358 (52)

550

550

Compressive Strength

20° C

MPa (psi x 103)

2068 (300)

2600(377)

2600(377)

Fracture Toughness

K(I c)

Mpa m1/2

4-5

5.6

6

Coefficient of

thermal expansion

25-1000° C

1X 10-6/°C

7.6

7.9

8.2

Coefficient of

thermal conductivity

20° C

W/m °K

16

30.0

30.4

Thermal Shock

Resistance

Tc

°C

250

200

200

Dielectricity constant

1MHz.25℃


9

9.7

9.7

Dielectric strength


ac-kV/mm (ac V/mil)

8.3 (210)

8.7 (220)

8.7 (220)

Volume Resistivity

100℃

ohm-cm

> 1013

> 1014

> 1014




Product Tags:

high alumina ceramic

      

alumina ceramic tube

      

Ceramic tubes

      
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