Modern electro plating The principles involved in depositing gold, silver, nickel, copper, brass and other metals, by means of batteries or dynamos; the preparation and management of plating baths, chemicals used, etc . that in gluing up a lot of wheels of differentgrades the loose particles of emery on the 70 wheelwill get into the glue brush and be deposited on a 90or 120 wheel. Nobody sees it, of course, until thepolisher finds that he cannot get the scratches out of hiswork until he changes wheels. Much time is often lostin this way. The remedy is to have separate glue potsand brushes for
Modern electro plating The principles involved in depositing gold, silver, nickel, copper, brass and other metals, by means of batteries or dynamos; the preparation and management of plating baths, chemicals used, etc . that in gluing up a lot of wheels of differentgrades the loose particles of emery on the 70 wheelwill get into the glue brush and be deposited on a 90or 120 wheel. Nobody sees it, of course, until thepolisher finds that he cannot get the scratches out of hiswork until he changes wheels. Much time is often lostin this way. The remedy is to have separate glue potsand brushes for the various grades. When the emeryis no longer sharp it is soaked off the wheel and freshpowder again glued on. It is customary to glue and setup wheels the last thing before quitting work at night,in order that the glue may have all night to dry andthus get thoroughly hardened, so as to give the bestservice. Only the very best glue will stand the work. Polishing Wheel Cleaner? Users of leather covered emery wheelsshould use acleaner. Byplacing the wornwheel in thismachine and let-ting it run a few Fig. 23.—Folishing Wheel Cleaner. . , , minutes with thewater just touching the rollers, all of the glue and. MODERN ELECTRO PLATING. 61 ornery will be removed without damaging or loosen-ing the leather covering. This machine, Fig. 23, hastwo rows of movable rods (only one shown in cut),to keep the wheels from falling over. The idleroller also has two positions for different diameters ofwheels. As it requires no attention or time to use it,the cost of this machine will be saved in a fewweeks labor. Speed should be about 20 other wheels, which would be injured by water,are cleaned with buff sticks which are made by glueinga stick and dipping in No. 15 to No. 36 emery. Leather Wheels are used in polishing and fine grind-ing, where a flexible wheel is necessary. There aremany different kinds, which may be classed under thishead, and while every polisher has his prefere
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectelectro, bookyear1897
