真空加热干燥
Contraction in volume and quality structure was the product quality evaluation system. Affect product quality factors include: freeze drying time, microwave power, vacuum degrees and heating time.
以体积收缩率、质构为产品质量的评价体系,确定了影响产品质量的因素为:冻干时间、微波功率、真空度和加热时间等。
After shredding, blending, and molding on tailor-made machine via vacuum, heating up and drying, the products are finally made out of wasted paper and useless materials from factories.
它是以废纸和纸制品厂的边角余料为原料经过碎浆、调制配成一定浓度的浆料、在特制的模具上经真空吸塑而成型,再经过加热干燥而制成的。
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