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NATI Non-asbestos Calcium Silicate Board is excellent refractory materials, made from calcium silicate by thermoplastic reaction, then mixed with inorganic fiber. Its max working temperature is 1000℃,NATI can also hydrophobic products.
The strongest refractory materials among the inorganic thermal materials with similar density
Non-deformation within the working temperature range
Lower thermal conductivity compared with other massive hard refractory materials
* Asbestos free
Density kg/ m3
Modulus of rupture MPa
Thermal conductivity rate W/m.k
Max working temperature ℃
Lineal shrinkage rate %
NATI Calcium Silicate Products are mainly used as thermal insulation of pipes and thermal equipments in power station, petrolchemical, foundry industrial etc,it is also used as back-up lining for industrial furnaces.
We can also make special dimensions as customer request
High Alumina Bricks with Alumina Content 48% to 90%
Brief discription for high alumina bricks
CMAX high aluminia bricks are classified according to alumina content ranging from 48% to 90%.
CMAX high alumina bricks are commonly used in blast furnace, hot blast furnace, the roof of electric furnace, teeming ladle, rotary kiln,regenerator, etc.
Brief features for high alumina bricks
◆Low thermal conductivity
◆Excellent acid and base slagging resistance
◆Excellent thermal shock resistance
◆Excellent mechanical strength
◆Good spalling resistance and wear resistance.
◆Good corrosion resistance.
◆High-temperature creep rate is quite low.
◆Good volume stability at high temperature.
◆Low bulk density, low thermal conductivity, good thermal insulation performance.
Technical data for high aluminia bricksITEMUAL48UAL55UAL65UAL75UAL80UAL85ALP80Refractoriness, ℃ 1750177017901790181018101810Apparent Porosity,%22222323202018C.C.S, Mpa 394449535560100Refractories Under Load (0.2Mpa)，℃ 1420147015001520150015201550Reheating Linear Change,%1450℃x2h 0.1～-0.41500℃x2h 0.1～-0.41500℃x2h 0.1～-0.41500℃x2h 0.1～-0.41550℃x2h -0.5～+0.51550℃x2h -0.5～+0.51550℃x2h -0.5～+0.5Al2O3 Content , %48556575808582
Images/photographs for high alumina bricks
◆ breif images-different shape for different usage
◆ Packaging for high alumina bricks
◆ Producing Equipment for high alumina bricks
◆ Testing Mashines for high alumina bricks
Q1:Are you a manufacture or trader?
A:Factory+trade(mainly factories,at the same time,we operates other related products).
Q2:Can we visit your factory?
A:Sure,welcome at any time,seeing is believing.
Q3:What's the MOQ of trial order?
A:No limit,We can offer the best suggestions and solutions according to your condition.
Q4:Which payment terms can you accept?
A:T/T,L/C are available for us.
Q5:After an order is confirmed,when to deliver?
A:15-25days after deposit.
Q6:Is your company accept customization?
A:We have own factory and excellent technical team,and we accept OEM service.
Q7:How about your company's certification?
A:ISO9001 and Test Report,also we could apply other necessary certification.
Q8:How to slove the quality problems?
A:If the products are not confirmed to customer samples or have quality problems,our compay will be responsible to make compensation for it.
Q9:Can you offers samples?
A:Of coures,samples are free but freight paid by the buyers.
Q10:What is the service life of your bricks?
A:The service life of different bricks is unlike.It also depends on your using condition and method.
If you have any enquiry,please don't hesitate to contact us,we will provide our best products and services for you!!
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