Coal is a sedimentary rock of plant origin composed of carbon, hydrogen carbonate and various impurities. It was formed from the remains of marsh organisms: this biomass is accumulated, the oxygen content of susiforamvo turf, their coat and went down under pressure and high temperature of the formed coal. Today, it is one of the most effective and the most popular in Lithuania and in Europe for heating systems using solid fuel.
Washed coal - is a special factory purified major coal washing manner where they are blanking of non-combustible rock and passes only large pieces. This coal has a lower ash content of more heat and longer burning time.
- high calorific value up to 7000kcal / kg;
- suitable for all solid fuel boilers;
- It has a long burning time, up to 3 times longer than wood.
Origin - Kuzbass (Russia).
Species - ISC or DO.
ED - from 5 to 50 mm. or between 50 and 100 mm.
Humidity - up 13.7 per cent.
Ash - by 9 percent.
Intense heat - from 5800-7000 kcal / kg.
Dosing - big bags, bags, loose.