Cleaning process in watch service

The 12 piece assorted emery buff sticks has sticks having three different grains with 4 sticks for each grain size. These buff sticks can be put to several uses including refurbishing of metal parts, plastics and also for general purpose cleaning. They are also used to re-grain bracelet clasps or touch-up scratches; to feather plastic cases; polish crystals and to clean rusted watch parts. When these sticks are used with different cleaning liquids, unique finishes can be achieved. The Elma RM90 fully automatic cleaning machine cleans by counter current principle. Using electronically controlled pulse intervals the cleaning action is intensified. The movement holder supplied with this machine can hold six watch movements simultaneously. This movement holder moves in a reciprocal manner while immersed in the cleaning liquid; a counter current is produced which gives an efficient cleaning. This machine can clean dismantled as well as assembled movements. A mesh basket is used to handle dismantled movements while cleaning them. The Silverline 135W rotary hobby tool kit is suited for professional as well as hobby users. It can be used for comprehensive cleaning and has accessories like sanding discs and bands, grinding stones and polishing and wire wheels. All these are packed into an easy-to-carry carry case.

Some effective cleaning solutions used in cleaning watches include A&F rubbing compound, Amberklene FE10 electronic cleaner and degreaser, Bergeon 2245 solution, Bergeon 252 one dip solution, Bergeon 6438 circuit cleaning fluid, Elma Ultra sonic cleaning fluid, Connoisseur Ultra sonic cleaning fluid and Etic contact cleaning fluid. The A&F rubbing compound is universally preferred to clean balance wheel pivots and train wheels. It is also used to remove stains from plates, bridges and dials; to remove broken pivots and excess oil. It can also serve as a cleaning compound, holding compound or securing compound. The Amberklene product is used to safely clean electrical circuits and contacts; it evaporates ultra fast and has powerful de-greasing and cutting properties. Bergeon 2245 solution is ideal for escapements and hairsprings and effectively removes gum, dirt and grease without dissolving the shellac. Bergeon 2552 is specially meant for hairsprings; it cleans dirt without dissolving the shellac. The Bergeon 6438 fluid is used to clean watch circuits and can be used with a brush or leather buff. The circuit can also be immersed in the liquid for a few seconds and then dried. The Elma and Connoisseur Ultrasonic cleaning fluids are meant for use with ultrasonic cleaning tanks. Etic contact cleaner is useful in cleaning battery contacts and pusher contacts as it dissolves mineral salts and eats into rusted components. Protective gear used by watch makers includes latex finger cots/ protectors, disposable gloves and safety glasses.