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Veneer Bleaching Process
2021-09-13 14:50:00

Veneer Bleaching is widely used. It is mainly a pretreatment process for the manufacture of scientific and technological wood. It is deep bleaching and requires the same whiteness inside and outside the veneer.

(1) Bleaching formula

H2O2 concentration 5%

auxiliary

(2) Process flow

Separate the Paulownia Veneer with stainless steel mesh. Put it into the bleaching treatment tank, compact it, and pour in the solution prepared according to the formula. Close the treatment tank, soak for 5 minutes, then heat it to 70 ℃ within 30 minutes and keep it at constant temperature for 2 hours. Keep the solution flowing during bleaching. Drain the residual liquid, wash it with water, take it out and dry it.


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