Cangzhou Boyang Pipeline Equipment Manufacture Co., Ltd.
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  • Contact Person : Ms. Fan Tracy
  • Company Name : Cangzhou Boyang Pipeline Equipment Manufacture Co., Ltd.
  • Tel : 86-153-83790332
  • Fax : 86-317-6302738
  • Address : Hebei,Cangzhou,Longtan industry ,Yanshan coutry
  • Country/Region : China
  • Zip : 061300

Sell export supply Multi HolesTemperature Sensor Ceramic Insulator 99.8% Al2O3 Alamina Ceramic

Sell export supply Multi HolesTemperature Sensor Ceramic Insulator 99.8% Al2O3 Alamina Ceramic
Product Detailed
Related Categories:Electrical Ceramics
1) Materials: 50% -99.98% alumina oxide content 2) Application:electric heating equipment and textile machinery

1) Materials: 50% -99.98% alumina oxide content2) Application: Used for all kinds of electric heating equipment and electricEquipment, and textile machinery3) Good smooth and high strength4) A variety of specifications available5) OEM, ODM and OBM are welcomed

Features:1. High Mechanical Strength2. High Thermal Conductivity3. High Spalling Resistance4. High Softening Temperature5. Excellent Insulativity6. Etching ResistanceApplication:

Temperature measuring metersProtection and insulation for thermocouples and thermometersFurnace tube for resistance furnaces, heat treatment furnacesChemical analysis for steel and ironVarious insulationg parts for high temperature resistance and etching resistanceStructure Model:Round and ovalMono hole/single bore, double hole/twin bore and multi hole/multi boreThreadedRhombohedral

High Purity Alumina Tubes:1. Extreme high temperature stability under reducing, inert and high vacuum condition under high temperature up to 1800C. 2. Extreme wear and abrasion resistance. 3. Chemical corrosion resistance under high temperature. 4. High dielectric properties. 5. Gas tight for many applications to provide protective atmospheres or high vacuum at high temperature to eliminate contamination or impurity.

Chemical competent

Al2O3

≥85%

SiO2

<12%

Fe2O3

<0.5%

Alkaline matter

<2.5%

Density

2.6 g/cm3

Hardness

7 M

Water absorption

<0.2%

Rupture  strength

>1300kg/cm2

Gas tightness

Kept for ten minutes at negative pressure of 1.3Kpa. The pressure drop is less than 0.3Kpa.

Heat tolerance

Insert the pipe into the furnace at a depth of 20mm. Heat to 1600ºC and maintain for 30 minutes.

Alkali tolerance

In the Na2CO3 solution of 2N concentration, boil for 15 hours with the weight loss not greater than 20mg/dm2.

Volume resistance

>2*10(5) Ω·cm/1300ºC

Breakdown voltage

18kv/cm

Expansion coefficient

5*10(-8)

Temperature for use

Long-term: 1400ºC  Short-term: 1600ºC

Chill and abrupt heat

1300ºC~room temperature not cracking thric

Sell export supply Multi HolesTemperature Sensor Ceramic Insulator 99.8% Al2O3 Alamina Ceramic



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