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Customized Argon Gas Blowing Porous Purging Plug
In steelmaking today, gas blowing in a ladle is indispensable for improvement of steel quality and for continuous casting.
In this field, we dominate the market with our Porous Plugs and Slot(Slit) Plugs.
Our purging plug is characterized by their high strength, good erosion resistance and corrosion resistance, high blowing rate and good safety. They are widely used for continuous casting ladles and refining ladles.
Slot plug is the most common structure in purging plug.
The gas channel could be designed and customized according to actual on-site using conditions, including refining steel grade, refining workmanship, ladle capacity, temperature, hydrostatic pressure of liquid steel etc.
This can achieve the best blowing effect for purging plugs, ensure the longest service life, safety, stability and best air permeability.
Porous plug has better porosity and permeability.
Production technology is adding carbon-containing compound into mixture, since carbon-containing compound can burn out without residue at low temperature, so we adopt low temperature burning out intermediate materials to get the initial porosity.
In porous type plug, inside distributes interpenetrating gas channels in different sizes.
When blowing stop, the steel and slag from ladle will infiltrate into the deep areas of the plug, to form a secure layer on working surface.
-Hybrid Plug
Secondary refining technology is the most important part in steelmaking process
It can adjust the steel alloy type and liquid temperature.
Purging plug and block is the key functional component to make this process carried out.
As the ladle tends to develop in larger scale, the melting temperature and time have been improved significantly, which makes the using environment for refractory materials more and more strict. Therefore, it is necessary to further improve the performance of purging plugs and blocks to meet the increasing demands in current steelmaking technology
-Overall breathable brick:
This product adopts high purity raw materials, through vibration casting and low temperature heating process workmanship.
Function is blowing argon gas via purge plug to ladle.
With the feature of high strength, good thermal stability, erosion resistance and abrasion resistance.
Widely used in steel plants LF, LF-VD, CAS-OB refining ladle
















Linquan Industry has been focusing on international marketing of high quality flow control refractory materials for more than 10years.
Among one of the largest production base for slide gate refractories in China, we keep focusing on research, production , development, and marketing for Ladle slide gate plate, Ladle noozles, Weel blocks, Purging plugs, Nozzle stuffing sand, Refractory castables, Slide gate Mechanisms etc, have provided high quality products and services to nearly 70 top-hundred global steel enterprises.

Our Workshop of ladle refractory:



We manufacture various high-quality ladle refractory according to the clients' needs , and to ensure the stability and accountability of the quality.


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