Aplikasi Pengawet pada Kayu Karet dan Pemanfaatannya untuk " Flooring"

Preserving rubber wood (Hevea Brasiliensis) can avoid quality decrease that caused by termite and fungi. For preserving rubber wood we can use "Blue Vitriol (Terusi)" with sulphur copper as active material. This research used 3% and 5% concentration of Blue Vitriol, while for preserving we use a simple and pressure method. The simple method contained dyeing, varnish, and submersion of rubber wood in preserving. It pressure.method used empty cell and complete cell method, with 3 time variable of pressure, they were 0.5, 1, and 2 hours.The result of this research, concluded that the most effective simple method of preserving to avoid the attack of fungi and termite was submersion for 1 hour and 5% concentrate of preservative material. While when using pressure method the effective way was using 0.5 hour and 3 % concentrate of preservative material