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High Purity Alumina Ceramic Tube Insulators One End Closed

Categories Ceramic Tube
Brand Name: Mingrui
Model Number: XF-168
Certification: ISO9001, , CE, UL, TUV
Place of Origin: China
MOQ: 1 pieces
Price: negotiable
Payment Terms: L/C, T/T, Western Union, MoneyGram, D/P, D/A
Supply Ability: 8000 pieces month
Delivery Time: 15 working days after the order confirmed
Packaging Details: intertional carton box
Name: Ceramic Tube insulators
Application: alumina ceramic tube
Material: 99.7% 99.5% Alumina
Feature: electrical insulation
Size: Custom
MOQ: 1PCS
Shipping: DHL EMS UPS FEDEX TNT
Type: ceramic tube
OEM: yes and welcome
Delivery: 10 days
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High Purity Alumina Ceramic Tube Insulators One End Closed


High Purity Alumina Ceramic Tube Insulators One End Closed


Tag key words: ceramic tube insulators

High purity alumina tube


Product Name

High Purity Alumina Ceramic Tube Insulators One End Closed
Material
95%, 99%, 99.5% and 99.7% Alumina
Color
Ivory
Standard
international standard
Straightness
≤3‰
Properties
Thermal resistance/ Wear resistance/ Stable Chemical Performance/ Corrosion resistance/ Electrical insulation, High compressive strength

Mingrui ceramic tube insulators are 99.5% to 99.8% high purity and offer elevated temperature stability. Alumina tubes are available in custom sizes, including American and Metric, and offer a low material cost.

Minerals containing alumina make up nearly 15% of the earth’s crust. This makes it practically inexhaustible and versatile. Alumina provides the combination of low thermal expansion, superior thermal conductivity and high compressive strength making it thermal shock resistant and the ideal product for alumina tubes. Our alumina tube models have elevated dielectric properties and are gas tight providing a higher vacuum or protective atmosphere when at an extreme temperature.

These ceramic tube insulators offer:

  • Extreme high temperature stability under reducing, inert and high vacuum condition under high temperature up to 1800°C.
  • Extreme wear and abrasion resistance.
  • Chemical corrosion resistance under high temperature.
  • High dielectric properties.
  • Gas tight for many applications to provide protective atmospheres or high vacuum at high temperature to eliminate contamination or impurity.
  • Low material cost and custom size available.
  • Available Tube Diameter From 3/16″ to 9″ for American size and 2 mm to 150 mm.
  • Available Tube Length: From 1″ ( 25mm) To 72″ ( 1828mm).
  • Most items are in Stock and can be delivered in 1-3 days.
  • Sentro Tech also offer volume discount for all listed sizes if order quantity is more than 5 pieces for same size.

Typical Physical Properties of ceramic tube insulators

MATERIALALUMINA
Composition99.80% AL2O399.5% AL2O3
Bulk Specific Gravity (g/cc)3.93.8
ColorIvoryIvory
ImpenetrabilityGas TightGas Tight
Dye Penetration A.S.T.M.TightTight
Flexural Strength (psi)70,00050,000
Compressive Strength (psi)370,000350,000
Tensile Strength (psi)43,00033,000
Maximum Working Temperature1800°C1750°C
Likely Sag Temp. Unsupported Tube*1600 oC1600 oC
Thermal Conductivity 24oC230200
(BTU-in/ft2-hr-oF) 800oC6050
Dielectric Strength 24oC V/Mil300270
Thermal Expansion (per oC x 10-6)88.4
(24oC-1000 oC)
Hardness (Moh’s scale)99
* Temperature at which an empty tube, 1 1/4″ diameter, suspended across an 18″ span, will sag 1/4″ in 1 hour.
Where sag is not acceptable, tubes must be adequately supported along the full length.
FAQ :

1. What kind of industry ceramics do you have ?

We specialized in 95% 97% 99% alumina ceramic and zirconia ceramic parts .


2. What kind of molding method do can you supply ?

Dry Pressing , isostatic pressing , grouting , hot-chamber die casting , tape casting , injection molding, etc, injection molding and isostatic molding is the most commonly used.


3.What stabilizer do you use when processing ?

Yttria stabilizer is the most commonly used in our industrial ceramic parts.


4.Can you produce free samples for me ?

Yes usually , we can produce free samples for you but it is up to the product complexity .


5.What terms can you accept for payment ?

T/T, L/C , Western union , Money Gram and Paypal is welcome , but paypal and western union only for small -sum payment.


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Quality High Purity  Alumina  Ceramic Tube Insulators  One End Closed for sale
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