Application :

Novachem Alkaline Cleaner (KOH) contains surface-active components and alkaline salts and effective solvents. This makes the products well applicable at lower temperatures (20-60°C) by means of some circulation. Novachem Alkaline Cleaner (KOH) is suited to remove vegetable and animal oils and greases, whether or not hardened or carbonised. Novachem Alkaline Cleaner (KOH) is not suited to use on zinc silicate coatings and most paints/ laquers. Diluted with water to a solution of maximum 10% and at a temperature of maximum 60°C, the product is safe to use on epoxy-coatings. It is suited to use on most metals except for aluminium, tin, zinc and galvanised material.

Directions for use :

Prewashing : Prior to cleaning with Novachem Alkaline Cleaner (KOH), it is advised to wash with hot water of approximately 80°C. In case of drying and semi-drying oils, pre-washing is to be done with cold water.

Immersion bath : For slight oil-contaminations Novachem Alkaline Cleaner (KOH) can be diluted with water to a 10% solution. Heat the liquid with a heating coil or by means of steam injection to 20-60°C. Place the objects to be cleaned in the bath and allow several hours working time. Afterwards brush the objects while rinsing them with a powerful waterjet. In case of heavily contaminated objects, Novachem Alkaline Cleaner (KOH) is applied undiluted in immersion bathes, for example to remove old paint layers to and to clean oil and grease filters, deep fry equipment, baking ovens etc.

Spraying : Depending on the amount of the contamination, Novachem Alkaline Cleaner (KOH) is to be used pure or diluted at a temperature of 20 - 60°C. Allow the product to work for 20 to 60 minutes and spray afterwards with a powerful high pressure waterjet. Warm water is preferred.

Recirculation : With this method, the cleaning chemicals are added to a prior determined amount of cleaning chemicals is usually 1% of the capacity of the tank is to be cleaned.