Denim Bleach Wash Process

Bleach wash is normally carried out with a strong oxidative bleaching agent such as sodium hypochlorite (NaOCl) or potassium permanganate (KMnO4). Bleach washing may be carried out with or without the addition of stone. The bleach washing effect and decolouration usually depend on strength of the bleach liquor, liquor quantity, temperature and treatment time. The bleached fabric materials should