The main component of acid-resistant brick is silica, which forms a large amount of mullite when roasted at high temperatures, which is a substance with high acid resistance. Because the acid-resistant bricks have a tight structure and low water absorption, they can also be used at room temperature. Resistant to alkaline media of any concentration, but not resistant to high-temperature molten alkali.
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Physical and chemical indicators of acid-resistant bricks
index | Special acid-resistant bricks | Lightweight acid-resistant bricks |
Silica(%)≥ | 65 | 65 |
Objemová hmotnost (g/m3) | 1.6-1.8 | 1.0-1.3 |
Pevnost v drcení za studena (Mpa) ≥ | 15 | 10 |
Tepelná vodivost (W/mk) ≤ | 0.65 | 0.45 |
Absorpce vody (%) ≤ | 15 | Working surface 5 |
Acid resistance rate (%) ≤ | 98 | 97 |
Operating temperature (℃) ≤ | 1000 | 1000 |
Characteristics of acid-resistant brick
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- Good acid resistance.
- Good corrosion resistance and impact resistance.
- Low water absorption and low apparent porosity.
- High strength and wear resistance.
- Vysoká mechanická pevnost.
- Dobrá odolnost proti tepelným šokům.
- Odolnost vůči vysokým teplotám.
Acid-proof brick application
Acid-resistant bricks are widely used in thermal power plant flues, chimney linings, coke oven roofs, cold coke towers, storage tanks and coke screening system sliding coke trough linings, anti-corrosion devices, acid-resistant pools, acid-resistant floors, wear-resistant floors thermal power, coking, Chemical industry and other industries.
Acid-resistant ceramic tiles and acid-resistant bricks
We have two types of acid-resistant bricks. acid-resistant ceramic tiles and acid-resistant bricks. Navíc, the size of acid-resistant products can be customized. Navíc, if necessary, you can come to the factory for a visit.
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Rongsheng refractory materials manufacturer
Rongsheng is a refractory material supplier with 20 years of production experience. It has its own factory in China. Its main export products are cihly s vysokým obsahem oxidu hlinitého, magnéziové uhlíkové cihly, nozzle bricks, a mullitové izolační cihly. They are mainly used in the steel industry and metallurgy. Industry, ceramic industry, elektroenergetika, atd.
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