Unshaped refractory material series
Filling material and unfired brick
Molten quartz product
Refractory fiber products
Molten quartz product
   It is characterized with low heat expansion, good stability to heat shocks, good resistance to erosion and washing, low heat conductivity. It is widely used in the fields of metallurgical industry, chemical industry, war industry, glass industry, rare earth industry. etc.
The company can produce various quartz water nozzles and different forms of quartz crucible and relevant ceramic products according to customer specification.




Product performances:
immersed water nozzles
thin wall of
±10mm
thick wall of
±25mm
specialized products
SiO2  %
>99.5
>99.5
>99.5
>99.5
Bulk density g/cm³
1.88-1.92
1.85-1.90
1.90-1.92
1.90-1.95
Apparent porosity %
<15
<14
<15
<12
Cdd crushing strength Mpa
>40
>40
>40
>45
heavy combustion curve variation (1100℃)%
naught
naught
0.2
naught
Content of crystal %
1--2
1
1
0.5
 


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