Purging plug for ladle


The JH-PP series straight-through slit-type permeable brick is made of plate-shaped corundum and high-purity spinel as the main raw materials and the MAS matrix optimization system. The product has the characteristics of stable structure, wide range of air permeability, easy adjustment of gas flow, high blowing rate, anti-erosion, erosion resistance and long service life.

Classification:


The JH-PP series straight-through slit-type permeable brick is made of plate-shaped corundum and high-purity spinel as the main raw materials and the MAS matrix optimization system. The product has the characteristics of stable structure, wide range of air permeability, easy adjustment of gas flow, high blowing rate, anti-erosion, erosion resistance and long service life. According to the site situation, the use of the whole and split two forms.

Physical and chemical indexes of ladle permeable brick

ItemJH-PP93JH-PP91JH-PP94
Chemical composition (%);≥Al₂O₃+Cr₂O₃93 91 1
Al₂O₃+ZrO₂1194 
Bulk Density (g/cm³);≥1600 ℃× 3h3.1 3.15 3.18 
Cold Modulus of rupture (MPa);≥1600 ℃× 3h18 15 18 
Cold compressive strength (MPa);≥1600 ℃× 3h80 100 80 

Packing: wooden pallet

Note: pay attention to moisture, gently move

Shelf life: 12 months


Key words:

Breathable brick

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