Products
“ The quality is the first priority for manufacturers should take into consideration.
Merc's operating philisophy is to producing the highest quality products among the industry."
— CEO of MERC. Professor Wang.

Fused Silica Brick

SiO2:≧ 99%
Fe2O3:≦0.3%
CaO:≦0.1%
Bulk Density:≧1.85g/cm3
Apparent Porosity:≦18%
Introduction
MERC have been devoted to offer refractory solution for coke oven hot repairs.The self-developed fused silica brick shows excellent performance with testimony by dozens of third party authority,institute,laboratory across the world.90% of them are for export to Japan,United States,Germany,France,Italy,Finland,South Africa,Turkey,Brazil,etc.Our company and bricks have gained a good reputation during the long-term cooperation with our partners home and abroad.
Features
Notable thermal shock resistance;
Almost zero expansion;
High purity;
High refractoriness under load,low creep;
These advantage of fused silica brick makes the installation and repair easier and faster,no long-term drying oven required,no preheating required;Less downtime results in less interference to production which brings the coke plants economic benefit.
Application
Coke Oven Hot Repair;
Glass Furnace Hot Repair
Shapes: capable of all kinds of shapes including nozzles,super complicated shapes for corbel,regenerator,etc,the weight of a single brick ranges from 1kg to nearly 2tons.
Offer machining,drilling,pre-assembly service by clients’ request
Specification
Properties Unit Limit Value
Machine Pressed
Chemical Composition SiO2 % 99.0
Fe2O3 % 0.3
CaO % 0.1
Alkalis % -
Bulk Density g/cm3 1.85
Apparent Porosity % 18
Cold Crushing Strength Mpa 40
Thermal Expansion 1000℃ % 0.2
Refractoriness Under Load T0.6 1680
Thermal Shock Resistance 1100℃ cycles > 30


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