Gangue is often a low calorific value of fuel, kaolinite qualitative gangue consists of abundant aluminum resources plus a lot of other mineral components could be put to utilize. Our government also attaches fantastic value towards the comprehensive utilization of coal gangue, puts forward "adjust measures to local circumstances, actively use" the policy, and adopted a series of policies, just like funding, interest loans, derate tax etc, encourage the comprehensive utilization of coal.
Using the gangue manufacturing sintered. As a result of the national advocacy and assistance, our country gangue brick making market rapid development. At present, the gangue brick production has been YiKuai 200 in comprehensive utilization of coal gangue, about 5,000 tons. Moreover, coal gangue production in power generation, chemical fertilizers, soil improvement aspects of mine and backfilling mined-out area also showed positive use value. sandstone crusher
With the development of science and technologies gangue got comprehensive utilization, gangue include a lot of valuable substances, such as silicon, aluminum, iron, potassium, and so on, in associated solvent, below the action of assist at low temperature decomposition gangue production white carbon black, can get hydrogen ferric oxide and aluminum hydroxide etc chemical solutions. Silica is an vital chemical raw supplies, high surface activity, is widely applied in rubber, defense, plastic, electronic industries. Consequently applying the gangue production white carbon black, along with other chemical raw materials, has the pretty high economic benefits. granite crusher