NSIC Composite Block

Silicon Nitride Bonded Sic (NSIC) Composite Brick is made of high quality synthetically made silicon carbide grains (SiC) and selected bonding components, including nitride, Si3N4 and Carbon block. The Si3N4 SiC composite blocks are widely used as lining bricks of large aluminum electrolytic cell. Using nitride bonded silicon carbide products enlarges the tank capacity, improves the thermal conductivity, enables rapid cooling, and increases the tank production capacity at the same time. Alumina and cryolite of eutectic content can form on bricks' surface, which can protect the tank lining work layer, and prolong the tank's service life.

Primary Aluminium

Technical Data Sheet

Item Unit Meschwall-75 MCBB
Apparent porosity % ≤19 Refer to carbon sidewall data
Bulk density g/cm³ ≥2.65
Cold compressive strength MPa ≥150
Cold modulus of Rupture MPa ≥30
High-temperature bending strength @1400℃ MPa ≥40
Thermal conductivity @1000℃ W/m.k ≥15.5
SiC % ≥75
Si3N4 % ≥18
Fe2O3 % ≤1.0
Si % ≤1.0

Note: The Technical data are based on the GB/T standards. They serve to give general information, they are liable to natural deviations, depending on production and shape. They are not to be cited and guaranteed properties or guaranteed values.

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Mesch SIC Co., Ltd offers Nitride bonded Silicon Carbide kiln furniture for the processing of consumer ceramics as well as advanced ceramics manufacturing.

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Anode carbon block refers to the carbon block produced with petroleum coke and pitch coke as aggregate and coal pitch as the binder. It is used as a pre-baked aluminum electrolytic cell as anode material.

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Refractory boards made from expanded vermiculite and special inorganic binder, which ensures high resistance to high temperatures and thermal shocks.

Carbon Sidewall Blocks

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The carbon sidewall block refers to a carbon block made of high-quality anthracite, coke, graphite, and other raw materials. It is built on the side of the electrolytic cell.

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