Zhengzhou Rongsheng Refractory Co., Ltd. |
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Thermal Insulation Refractory Fire Bricks High Alumina Brick For
Glass Furnace
Features
1. Low bulk density, low thermal conductivity, good thermal
insulation performance.
2. Refractory category allow direct contact of fire, suitable ofr
various atmosphere
3. Good integrity with furnace lining, long service life, easy
operation, could be shaped freely
4. Product specification: standard form, normal standard, shaped
and special shaped bricks.
5. Can be used in various kilns because of its cheapness and
general tray package. Among all of the refractory materials, it is
the most widely used.
Applications:
1. Furnaces of metallurgy industry, heat treatment furnace
2. Furnaces of chemical industry and construction industry.
3. Furnace of incineration of garbage, recirculating fluidized bed
furnace
Standard sizing: 230 x 114 x 65 mm others up to the client
Specifications:
Physical and chemical indexes:
Item: | DN-10 | DN-12 | DN-15 | DN18 |
Al2O3 % ≥ | 45 | 45 | 42 | 42 |
Fe2O3 % ≤ | 1.00 | 1.20 | 1.65 | 1.80 |
Apparent porosity % ≤ | 10 | 12 | 15 | 18 |
Bulk density g/cm3 ≥ | 2.40 | 2.37 | 2.30 | 2.25 |
Cold crushing strength, Mpa ≥ | 70 | 65 | 60 | 48 |
Refractoriness,≥ | 1750 | 1750 | 1750 | 1750 |
0.2Mpa refractoriness under load T0.6≥ | 1500 | 1470 | 1450 | 1400 |
Permanent linear change %, 1400×2h | 0.10.5 | 0.10.5 | 0.20 | 0.40 |
Competitive Price. Make the products competitive in your market.
Competitive Advantage: