High quality 99.5% yellow lead oxide PbO Fire Assay Flux

Fire Assay Flux is used in geochemical assay laboratories for detection of gold in ore samples. Qingdao Dechen Chemical Co., ltd 

is the Chinese premier manufacturer and supplier of quality, gold free flux and litharge. Our quality system guarantees the levels of

gold in the fire assay flux are less than 1-1.5ppb in the litharge component of the flux, making it ideal for low level assay work.

Dechen Chemical prepares fluxes for fire test with raw materials of first quality with the formulas that each client requests. 

The raw materials are certified for the use of fire test flow, the main ones are litharge or lead oxide with SGS certified amounts of 

gold <1 ppb and Silver<1 ppm. In addition is used Borax anhydrous, sodium carbonate, silicon oxide, fluorite, and other elements 

to order of each customer.  

For each batch that is made for a given customer, a counter sample is left, which is kept for three months.

The fire assay flux is packed in 25kg bags, 25kg iron drum or as customers’ requirement. 

Technical specification for core material litharge:

Packing detail:25kgs/woven bag, 50Kg/woven bag, 50Kg/iron drum, 1000Kg/big bag,
all packing PE bag inside.

Port

Qingdao Shanghai 

 

 

  Liling Xing Tai Long Special Ceramic Co., Ltd was estabilished in 20 09 and is located in Liling, Hunan 

Province, China.We are a professional special ceramic company with the right of import and export. We are

specialized in Fire assay ceramics,alumina ceramics, zirconia ceramic ,Aluminium nitride ceramic,PBN/BN 

ceramic products, etc., we can customize special-shaped products according to customer needs.
  As a powerful professional manufacturer of fire assay crucible, Our cooperate factory have 70 00 square 

meters with automatic production line. 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 13 00℃. They have excellent resistance against flux attack, 

erosion, cracking and thermal shock. 

  Adhering to the business principle of mutual benefits, we have had a reliable reputation among our customers

because of our professional services, quality products and competitive prices. We warmly welcome customers

from at home and abroad to cooperate with us for common success. Over the years, our products are sold well

all over the country, and exported to Germany, United States, Brazil, Russia, Mexico...more than 20 countries, 

product quality and service are highly praised by customers.

FAQ

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.