This product prevents users from feeling damp and drenched at night since its fabric wicks moisture away to some extent.


1. What is the standard package?
Export standard package or special package according to customer requirement.
2. What is the MOQ?
No limit to the quantity. We can offer the best proposal and solutions according to your condition.
3. What’s the delivery time?
7 working days for standard products 30 days for customized products.


1. Price: Our products compare favorably with other traders.
2. Group: We have our own team to research, design, produce and sell.
3. Quality: We have passed IS0 9001:2005. standard, stable, reliable
4. History:We are a company combined with R&D, production, and sales wholly,

About Xngtailong

Liling Xing Tai Long Special Ceramic Co., Ltd. was established in 1997, specializing in research and development, manufacturing fire assay crucible and cupel. The products are used for precious metal analysis, mining laboratory testing, mineral assaying, and gold assaying. Fire assay crucibles material is fireclay mixed with other refractory materials, they can withstand temperature up to 1300℃. They have excellent resistance against flux attack, erosion, cracking, and thermal shock. As a powerful professional manufacturer of fire assay crucible with cupel, we have 7000 square meters new factory building with the automatic production line. The company always adheres to quality survival, innovation, and development, the integrity of the brand, to protect and thoughtful after-sales service enterprises as the goal. Over the years, our products are sold well all over the country and exported to Germany, the United States, Brazil, Russia, Mexico...more than 20 countries, product quality, and service are highly praised by customers. “Superior quality, preferential price” is our management tenet. we sincerely expect to cooperate with the masses of domestic and foreign customers, common development! Welcome to visit and investigate of our company.

High alumina saggar, corundum saggar, cordierite mullite saggar are widely used in various ceramic, glass, electronic, chemical, ferrite industry roller kiln, tunnel kiln, shuttle kiln, push plate kiln, and another industrial kilns. Mainly used for sintering magnesium oxide, zirconia, rare earth, various powders, graphite powder, and carbon.










Volume density:

>1.95 g/cm3

Apparent porosity:


Flexural strength at 20℃:


Flexural strength at 1250℃:


Expansion coefficient at 20-1000℃

2.1 10-6K-1

Specific heat at 20℃


Maximum working temperature

1350 ℃


1. High-temperature resistance. 
2. Strong thermal shock stability.
3. Resisting corrosion and stripping.
4. Long working life.
5. Effectively reduce the probability of product's deformation, slag stripping etc defects.



Precious Metal Analysis


Mining Laboratory


Laboratory Testing


Mineral Assaying


Fire Assaying


Gold Assaying


7000 square meters workshop

Automatic production line

Longer working life

Reasonable price

All prototype products have to go through 4 checks in the whole process:
1. Raw material inspection
2. In processing inspection
3. Final inspection
4. Outgoing inspection


1. We will provide more precisely and efficiently manufacture and serve according to client’s drawings.

2. We have professional QC team to ensure your product more better.

3. Check the raw material before starting production.

4. Have the random inspection during the processing.

5. Working life testing before the shipments.


Based on the strict adherence to ISO9001 or Industry Standard or other International Standard, our inspection engineers carry out full course tracking in the whole production.


Q1: Are you trading company or manufacturer?

A: We are factory.

Q2: Do you provide samples ?

A: Yes, Samples in free charge.

Q3. Can you produce according to the samples? 

A: Yes, we can produce by your samples or technical drawings. We can build the molds

Q4. Do you test all your goods before delivery?

A: Yes, we have 100% test before delivery for 3times.

Q5. After-sales service

A: If you find any broken products in mass quantity, we will produce again or compensate money directly and offer discount in next order.

Basic Information
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  • Business Type
  • Country / Region
  • Main Industry
  • Main Products
  • Enterprise Legal Person
  • Total Employees
  • Annual Output Value
  • Export Market
  • Cooperated Customers
Contact Us
Take advantage of our unrivaled knowledge and experience, we offer you the best customization service.

Leave A Message

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.

Send your inquiry

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