Abstract: |
The present invention relates to positive burn honeycomb bituminous coal smoke-less combustion shape coal, said shape coal mainly contains bituminous coal, binder, filler, smoke suppressor, potassium permanganant, saw dust; binder is a mixture of starch and clag, filler is flyash, smoke suppressor is sodium chloride. The invented shape coat can be completely burned on civil honeycomb briquette stove, the carbon monooxide and sulfur dioxide discharged insmoke is lower than that of anthracite honeycomb briquette, it conforms with national quality standard GB 6412-86 of civil shape coal, that is, average shape coal strength reach 13KN, burning rate 36% average evaporation capacity 4g. perg.coal. |