High Alumina Brick

Category:

High temp industrial furnace & fireplace / stove / boiler refractory products

Ladle high alumina bricks offer excellent heat resistance and durability, ideal for lining steel ladles and furnaces

Keyword:

High Alumina Brick

ladle high alumina brick

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Describe

Technical Parameters

Clay/high alumina :

Item	Index
International Code Name	SK35	SK36	SK37	SK38	SK40
Chinese Code Name	LZ-48	LZ-55	LZ-65	LZ-75	LZ-80
Al₂O₃,%	≥48	≥55	≥65	≥75	≥80
Fe₂O₃,%	≤2	≤2	≤2	≤2	≤2
Refractoriness℃,min	1750	1770	1790	1790	1790
Apparent Porosity,%	≤22	≤22	≤23	≤23	≤21
Bulk Density,g/cm3	2.25-2.35	2.25-2.35	2.25-2.35	2.25-2.35	2.25-2.35
Cold Crushing Strength Mpa	≥39	≥44	≥49	≥54	≥65
0.2Mpa Refractoriness Under Load T0.2 ℃,min	≥1420	≥1470	≥1500	≥1520	≥1550

Ladle high alumina bricks offer excellent heat resistance and durability, ideal for lining steel ladles and furnaces.These ladle high alumina bricks enhance service life, reduce maintenance downtime, and ensure stable performance under extreme high-temperature conditions in modern steel plants.

One of the key advantages of ladle high alumina bricks is their ability to solve common industrial problems such as severe thermal erosion, slag corrosion, and structural failure under high temperatures. Compared with ordinary refractory materials, ladle high alumina bricks offer higher refractoriness, better strength retention, and longer service life. Many steel manufacturers choose ladle high alumina bricks to reduce maintenance frequency, improve furnace efficiency, and lower production downtime. In addition, ladle high alumina bricks provide excellent thermal shock resistance, ensuring stable performance during rapid heating and cooling cycles.

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