Method for producing finished product or semi-finished product technological board by using waste materials
A technology for process boards and semi-finished products, applied in the field of process board processing and manufacturing, can solve problems such as ineffective utilization, easy deformation of process boards, environmental pollution, etc., achieve significant economic and social benefits, easy mass production, The effect of saving wood resources
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[0020] The production method of the embodiment of the present invention includes the following process steps:
[0021] (1) Collect scraps, shavings, saw chaff, twigs, straw, straw and other waste raw materials of various materials;
[0022] (2) Cutting, crushing or pulverizing the collected waste raw materials, and selecting 6-7 parts by weight of crushed materials of qualified size through a screening machine (60-70% of the total raw materials);
[0023] (3) The crushed material is softened by heating, and the temperature for heating and softening is 150-200℃, and then enters the hot mill to heat and grind into fibrous slurry to improve the plasticity of the raw material and reduce the power consumption;
[0024] (4) For sizing, 3 to 4 parts by weight of environmentally friendly adhesives should be used (the applied amount is 30-40% of the total amount of raw materials) to improve the strength and waterproof performance of the product;
[0025] (5) Drying, the degree of dryness is below 5
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