Three-low fireclay brick refers to low porosity, low iron, and low creep. They are made of high-quality raw materials, three-stone raw materials, ultra-fine composite powder, and specific additives through high-pressure forming and high-temperature sintering. They have strong high-temperature corrosion resistance and medium and high-temperature creep rates. high compressive strength and high refractoriness under load.
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Low porosity clay brick characteristics
1. Low apparent porosity and strong compactness.
2. Good permeability and erosion resistance.
3. High-temperature strength and long service life.
Parameter of low porosity fireclay brick
アイテム | 索引 |
アル2○3 % | ≥45 |
鉄2○3 % | ≤1.3 |
かさ密度 g/cm3 | ≥2.3 |
見掛け気孔率 % | ≤16 |
コールドクラッシュ強度MPA | 65以上 |
Creep rate % 1200℃×50h | ≤0.05 |
熱衝撃耐性サイクル1100℃水冷却 | >10 |
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