A kind of production method of machine-made charcoal

A kind of production method of machine-made charcoal

  • CN 102,994,188 B
  • Filed: 12/17/2012
  • Issued: 09/09/2015
  • Est. Priority Date: 12/17/2012
  • Status: Active Grant
First Claim
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1. the production method of a machine-made charcoal, it is characterized in that:

  • comprise the steps;

    that (1) is broken by biological material, directly put into pyrolysis oven cracking, output low temperature charcoal and biomass coke tar, pyrolysis temperature 250 ~ 350 DEG C, pyrolysis time is 4-6 hour;

    (2) low temperature charcoal is worn into 20 ~ 100 object powdered carbons by ball mill;

    (3) sent in stirrer by step (2) powdered carbon, add described biomass coke tar by a certain percentage, stir form slurry, delivers in extrusion machine the type charcoal being squeezed into different shape;

    (4) type charcoal is put into pyrolysis oven, pyrolysis temperature 500 ~ 1000 DEG C, pyrolysis time is 4-6 hour, shifts out cooling, obtains high temperature machine-made charcoal;

    Described in step (1), biological material refers to branch, bark;

    In step (3), the weight proportion of powdered carbon, biomass coke tar is;

    powdered carbon 1000 kilograms, biomass coke tar 50 ~ 300 kilograms.

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