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XTL Sintyron yttria stabilized zirconia ceramic crucible

The choice between zirconia and alumina ceramic crucibles will depend on the specific requirements of the application. If high temperature resistance, thermal conductivity, and mechanical strength are important factors, zirconia ceramic crucibles would be the preferred choice. On the other hand, if chemical resistance and cost-effectiveness are more critical, alumina ceramic crucibles may be more suitable. Ultimately, both types of crucibles have their own unique advantages and disadvantages, and the selection should be based on the specific needs of the user.

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Yttria stabilized zirconia ceramic crucible

Zirconia ceramic crucibles and alumina ceramic crucibles are both commonly used in

laboratory and industrial settings for various applications such as melting, casting, and

heating of materials. While they may appear similar at first glance, there are some key

differences between the two types of crucibles.


One of the main differences between zirconia and alumina ceramic crucibles is their

chemical composition. Zirconia ceramic crucibles are made from zirconium dioxide,

which is a highly refractory material known for its high melting point and resistance to

corrosion and thermal shock. On the other hand, alumina ceramic crucibles are made

from aluminum oxide, which also has good resistance to high temperatures and chemical

attack, but is not as refractory as zirconia.


Another difference between the two types of crucibles is their thermal conductivity.

Zirconia ceramic crucibles have a lower thermal conductivity compared to alumina

ceramic crucibles, which means that they are better at retaining heat and can provide

more uniform heating of the materials inside the crucible. This can be advantageous

for applications where precise temperature control is required.


In terms of mechanical strength, zirconia ceramic crucibles are generally stronger and

more durable than alumina ceramic crucibles. Zirconia has a higher fracture toughness

and can withstand higher mechanical stresses without cracking or breaking. This makes

zirconia crucibles suitable for more demanding applications where the crucible may be

subjected to physical stress.


Additionally, zirconia ceramic crucibles have a higher resistance to chemical attack compared

to alumina ceramic crucibles. Zirconia is chemically inert and can withstand acidic and basic

environments, as well as molten metals and salts. Alumina, while generally chemically

resistant, can be more susceptible to attack by certain corrosive substances.

Y-FSZ Ceramic Properties
Chemical content ZrO2 86 wt%
Y2O3 14 wt%
Physical Properties Melting point ≥2500℃
Max. operating temperature 2200℃
Color White
Density 5.8g/cm3
Mechanical properties Flexural strength 200MPa
Young’s module 200GPa
Hardness(HRA) 86
Thermal properties Thermal expansion coefficient(20℃) 8-10X10-6
Thermal conductivity 1-2W/mk
Electrical properties Dielectric constant(1MHz25℃) 12
Electrical resistivity(25℃) 109






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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.


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