The main components of water stemming are: refractory clay, refractory material, coke foam, asphalt and water. Mainly used for small blast furnaces (below 150 cubic meters).
The main components of anhydrous stemming are foamed coke, refractory clay powder, asphalt, bauxite or brown corundum, silicon carbide, sericite and dehydrated anthracene oil.
The proportion of blast furnace is different, and the composition also changes.