Items

Indexes

P-80

PA-80

PA-85

AL₂O₃ %

≥75

≥77

≥85

Fe₂O₃ %

≤3.0

≤3.0

≤2.0

Ca0 %

≤0.6

≤0.6

≤0.6

Refractoriness °C

≥1770

≥1770

≥1790

Bulk density g/cm³

≥2.65

≥2.70

≥2.80

Cold crushing strength MPa

≥60

≥64

≥110

Refractoriness under load 0.2MPa °C

≥1350

≥1300

≥1350

Application

Used for high temperature parts

ining of cement rotary kiln

Used for Badly worn parts of cement rotary kiln