site logo

Bata pemeriksa aluminium tinggi untuk dapur letupan panas

Bata pemeriksa aluminium tinggi untuk dapur letupan panas

Product advantages: good volume stability, excellent high temperature load creep performance, high density and low porosity.

penerangan produk

High-aluminum checker bricks for hot blast stoves are currently widely recognized and accepted by the world’s ironmaking industry as a heat-carrying heat storage body with many superior thermal characteristics, such as strong heat exchange capacity, large heat storage area, smooth ventilation, and low resistance. The high-aluminum checker brick for hot blast stove is a kind of heat transfer medium, which is mainly used in the middle and upper part of the regenerator of hot blast stove to store heat. In the process of heating cold air into hot air, it plays an extremely important role.

Petunjuk fizikal dan kimia

Peringkat / Indeks Bata alumina tinggi Bata alumina tinggi sekunder Bata alumina tinggi tiga tingkat Bata alumina super tinggi
LZ-75 LZ-65 LZ-55 LZ-80
AL203 ≧ 75 65 55 80
Fe203% 2.5 2.5 2.6 2.0
Ketumpatan pukal g / cm2 2.5 2.4 2.2 2.7
Kekuatan mampatan pada suhu bilik MPa> 70 60 50 80
Beban suhu pelembutan ° C 1520 1480 1420 1530
Refractoriness ° C> 1790 1770 1770 1790
Keliangan ketara% 24 24 26 22
Kadar perubahan garis kekal pemanasan% -0.3 -0.4 -0.4 -0.2