Non-combustible envelopes | SOUFA INC.Boric acid flameretardant& Termiticide https://tt.soufa.ltd Non-toxic and harmless to humans. Highly effective boric acid-based flame retardant for cellulose. It is also highly effective in termite preservation of wood. Mon, 06 Apr 2020 08:38:41 +0000 ja hourly 1 https://wordpress.org/?v=6.6.2 https://tt.soufa.ltd/wp-content/uploads/2020/04/cropped-logo-32x32.png Non-combustible envelopes | SOUFA INC.Boric acid flameretardant& Termiticide https://tt.soufa.ltd 32 32 Non-combustible envelopes https://tt.soufa.ltd/non-combustible-envelopes/ https://tt.soufa.ltd/non-combustible-envelopes/#respond Mon, 06 Apr 2020 07:34:54 +0000 https://tt.soufa.ltd/?p=183 Soufa was applied to the envelope with a brush and allowed to air dry. It ignites but then self-digests. It se […]

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]]> Soufa was applied to the envelope with a brush and allowed to air dry.

It ignites but then self-digests.

Non-combustible envelopes

It seems that it is necessary to adjust the application amount according to the thickness of the paper.
Thicker paper seems to burn more easily.

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