It creates a brand identity. Innovative graphic design on it suggests that the merchandise being packaged is not just any other merchandise.


1.What is the MOQ?
No limit to the quantity. We can offer the best proposal and solutions according to your condition.
2.What kind of certificate you have ?
We have ISO9001, ISO14001,PED,SGS
3.Do you accept OEM business?
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.


1.Group:We have our own team to research, design, produce and sell.
2.History:We are a company combined with R&D, production and sales wholly,
3.Equipment:We have complete production line and testing equipment, including automatic production line.
4.Quality:We have passed IS0 9001:2005. standard, stable,reliable

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.

Product Parameter of the Magnesia Cupel

Made of Magnesite

Used for smelting and assaying

High thermal shock resistance
Silica, Silicon dioxide0-5%
Silica, Silicon dioxide0-5%
Product Property of the Magnesia Cupel 
High refractoriness(1100 centigrade degrees)

Rapid absorption(70%)

Recovery rate of 97%-98.5%

Easy to use

Without milling
Product Diversfication of the Magnesia Cupel
Ceramic cupel, cupel block, cupel tray, meet the requirements of various specifications, conventional models are available from stock.

Product Specification of the Magnesia Cupel

6A,7A,8A,9A cupel are available from stock

Product Specification of the Magnesia Cupel block
6 holes cupel block, 12 holes cupel block, 24 holes cupel block, and multiple samples can be blown at the same time, especially suitable for testing institutions with large assay volume

Lots of inventory factory direct selling


12 holes cupel block

24 holes cupel block

Have our own large area of independent warehouse, mass production, greatly reduce costs, meet customer needs at any time.

Product Packing of the Magnesia Cupel

The cupel are usually packed in 200,300,500 PCS per carton, which are finally packed in wooden pallet with 100% safety packaging. Also can be customized according to the customer packaging, more humane, more to meet customer requirements



Precious Metal Analysis


Mining Laboratory


Laboratory Testing


Mineral Assaying


Fire Assaying


Gold Assaying


Long lasting, can be used many times

High mechanical strength designed to withstand severe thermal shocks

Special formula, curing and pressing process

Can withstand extremely corrosive fire assay environments

Can withstand repetitive thermal shocks from 1300 degree Celsius to room temperature


Raw material inspection

In processing inspection
Final inspection
Outgoing inspection

We have complete production line and testing equipment, including automatic production line
We have our own team to research, design, produce and sell
We have passed IS0 9001:2005. standard, stable,reliable
Our products compare favorably with other traders.
We are a company combined with R&D, production and sales wholly
With excellent quality, firt-class service, honest business

Basic Information
  • Year Established
  • 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.

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