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Cangzhou Boyang Pipeline Equipment Manufacture Co., Ltd.

China Manufacturer with main products: AL2O3 Alumina Ceramic Furnace Tube, Alumina Insulator Tube, Carbon Steel Forged Flange, Steel Elbow, SHS Abrasion Resistant Ceramic Lining...

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AL2O3 Alumina Ceramic Furnace Tube

FOB Price: 1.00 - 100.00 USD/Piece
Supply Ability: 10,000 Piece/Pieces per Week
Shipping: 10 days after received the payments
Payment Terms: L/C, T/T(Bank Transfer), D/P
In Stock

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Place of Origin: Hebei in China
Packaging Details: Standard export cartons with zipper bags and foam boards

Specifications

Features:
1) Materials: 50% -99.98% alumina oxide content
2) Application: Used for all kinds of electric heating equipment and electric
Equipment, and textile machinery
3) Good smooth and high strength
4) A variety of specifications available
5) OEM, ODM and OBM are welcomed

Packing:
Standard export cartons with zipper bags and foam boards

Structure Model:
Round and oval
Mono hole/single bore, double hole/twin bore,and multi hole
Threaded
Rhombohedral
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.
 
Specification: 
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 thrice

Service Process

Service Guarantee

  • Free Service Charge

    ECVV doesn't charge any service fee to Buyers for buying this product.

  • ECVV Supply

    ECVV is responsible for supply, and provides product quality inspection, fund supervision and supply chain services.

  • Product Quality Commitment

    ECVV China Sourcing Agent will assess the reputation and supply ability of the factory and conduct field trips to select the high-quality Chinese factories for buyers.

  • Deposit Service Commitments

    In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.

    After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.

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