)Specification: 0-50mm 2) Quality: a)Higher heating value >6500 kilocalories b)Ash content<8% c)Volatile component >33% d)Sulfur <0.5% e)Phosphorus <0.006% 3) Characteristic of Shenfu coal: Shenfu coal has high quality. The main industrial index is in the world’‘s leading position. The main characteristic is “three low and one high “, viz, very low ash, very low sulphur, very low phosphorus, high calorific value.