High Chrome Bricks

High chrome brick is used in severe corrosion and high thermal stress areas of reinforcing fiberglass furnaces and E-glass furnaces, such as throat, sidewall of melting tank and clarifying basin, bottom paving especially around the bubbler, fore hearth, doghouse ,corner block ,feeder channel, channel lop ,bushing blocks and back-up blocks, It can be also be used in throat, dam and high wear areas in various types of glass furnaces such as clear soda-lime glass.

High Chrome Bricks Technical Data

Item RS-Cr94 RS-Cr92 RS-Cr90 RS-Cr80
Cr2O3 % 94 92 90 80
TiO2 % 3.8 3.8 4
Apparent Porosity % ≤16 ≤20 ≤20 ≤20
Bulk Density g/cm3 ≥4.33 ≥4.05 ≥4.1 ≥4.00
Cold compressive Strength MPa ≥200 ≥100 ≥100 ≥100
0.2Mpa Refractoriness Under Load T0.6 ℃ ≥1700 ≥1680 ≥1680 ≥1670

 Application of High Chrome Bricks

High chrome brick (Cr2O3 ≥ 90%) is mainly used for coal chemical industry, chemical industry furnace, alkali-free glass fiber kiln, waste incinerator and other key parts of the furnace.

Zhengzhou RongSheng Kiln Refractory Co. Ltd. is one of leading manufacturers and distributors of high quality refractories for use in industries including steel plants, cement producers and glass works.
Our company can provide not only the domestic and foreign customers excellent quality of high-temperature thermal insulation material, but also the first-rate service including professional furnace lining design, installation supervision, engineering construction etc.

We can provide our customers with professional and personalized products and engineering services according to the actual working condition and requirements of each customer, in order to meet customers’ increasing demand of energy-saving and products quality improving, Our tenet is: quality and credibility is fundamental, technology and service is the life.


Please Choose: