1. Small steel structure warehouse primary steel framing: steel column and beam,Q235B &Q345B painting or hot galvanized2. Roof Z purlin, Q235B hot galvanized3. Roof sheet: YX-750type, 0.45mm, single color steel sheet
Corundum Brick is mainly made of calcined alumina, mullite and high purity corundum. These bricks have low porosity, excellent thermal strength and creep resistance as well as good volume stability at high temperature, stable quality and good durability,