The briquet and its manufacturing method

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PURPOSE : A briquette and a manufacturing method are provided to manufacture the briquette of constant strength or more without using a binder during manufacturing of the briquette, and to recycle briquette ashes. CONSTITUTION : A manufacturing method of a briquette includes the following steps : preparing coal and a binder to manufacture the briquette consisting of binder of 1 ~ 20 weight%; mixing the coal and the binder; putting a mixture of the binder and the coal into a molding frame; molding the mixture after vibrating the molding frame; and solidifying the mixture naturally.