Main production of fire assay crucible,Graphite crucible,Silicon carbide crucible.Also  accept OEM and ODM.

  • Products Details

Liling xing tai long special ceramic co.,ltd is always dedicated to the research and development, production and sale of the High Quality Pyrolytic Boron Nitride Tube. High-end technologies are adopted to manufacture the product.When the product is manufactured and used in the field(s) of Ceramics, its stability and advantages can be fully played out. In this technology-driven society, 2009 focus on improving R&D strength and keep developing new technologies so as to increase our competitiveness in the industry. We aim to become one of the leading enterprises in the market.

Place of Origin:Hunan, ChinaType:Ceramic Tubes
Application:Industrial CeramicMaterial:Boron Nitride
Model Number:XTLBrand Name:Xing Tai Long
Processing Service:CuttingProduct name:High Quality Pyrolytic Boron Nitride Tube
Attribute:Pyrolytic boron nitride tubeFeature:Ceramic crucible
Apparent Density(g/cm3):2.15-2.19Mirco hardness(Knnop)(N/mm2):691.88(a-b plane)
Bending Strength(N/mm2):243.63(parallel)Tensil Strength(N/mm2):153.86(parallel)
Gas Permeability(HE)(cm3/s):(He)(cm3/s): <1*10-10Certificate:ISO9001-2008/CE

High Quality Pyrolytic Boron Nitride Tube

High Quality Pyrolytic Boron Nitride Tube


Performance For Industrial Ceramic





Apparent Density



Gas permeability(He)



Micro hardness(Knoop)


691.88(a-b plane)

Tensile strength



Bending strength




Modulus of elasticity



Specific heat capacity


0.371(@ 200℃)

0.442(@ 900℃)

Thermal conductivity 200℃




Thermal conductivity 900℃




Dielectric Strength(RT)



Volume Resistivity



High Quality Pyrolytic Boron Nitride TubeHigh Quality Pyrolytic Boron Nitride TubeHigh Quality Pyrolytic Boron Nitride TubeHigh Quality Pyrolytic Boron Nitride TubeHigh Quality Pyrolytic Boron Nitride TubeHigh Quality Pyrolytic Boron Nitride TubeHigh Quality Pyrolytic Boron Nitride TubeHigh Quality Pyrolytic Boron Nitride Tube



Used in electron industry

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High Quality Pyrolytic Boron Nitride TubeHigh Quality Pyrolytic Boron Nitride TubeHigh Quality Pyrolytic Boron Nitride Tube


Why us?
* Professional manufacturer since 1997.
* Strict quality control on production process and tolerance.
* Free samples available
* Customized production based on your drawing or specification
* On-time delivery and reliable support and service
* Inventory available for quick shipment
* We keep confidentiality of all the drawings and business information between us.
Are you a trading company or a manufacturer?
* We are a manufaturer. 
Can you provide the free samples?
* Yes,we can offer free sample if we have it in stock,but the courier fee is to be collected.
Do you accept customized production based our specification?
* Yes,we offer OEM and ODM service. Just send us your drawing if you have it. If you don’t have a drawing, just tell us your idea, we will work out the drawing for you.

What's the delivery time?
* 7 working days for standard products 30 days for customized products. 
What is the MOQ?
* No limit to the quantity. We can offer the best proposal and solutions according to your condition.
What is the payment terms you accept?
* T/T,LC,Western Union,moneygram are acceptable.
How to deal with the faulty?
* Firstly, Our product are produced in strict quality control system and the defective rate will be less than 2%.
If there are problems with the product, we will provide free replacement.

The salesman


Basic Information
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  • Business Type
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  • Main Products
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  • Annual Output Value
  • Export Market
  • Cooperated Customers


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The first thing we do is meeting with our clients and talk through their goals on a future project.
During this meeting, feel free to communicate your ideas and ask lots of questions.
They are all manufactured according to the strictest international standards. Our products have received favor from both domestic and foreign markets.
They are now widely exporting to 200 countries.

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