The engraver - the small grinder which is intended for performance of tiny works on drilling, cutting, grinding of various materials. Jewelers, designers, repairmen of the high-precision electronic equipment, mechanics in auto repair shops and many other professionals use them. This tool is whimsical, and therefore it is necessary to select it individually for each material and type of works.
Instruction
1. The engraver represents the small electric tool consisting of the electric motor in the body rotating draw-in attachment and the nozzle fixed in it. Some models for usability are equipped with flexible shaft through which rotation is transferred to nozzle. Also the velocity adjuster of rotation of shaft is usually provided. Function of the engraver is defined by nozzles which quantity in some complete sets can reach 100 pieces.
2. Define function for which this tool and also type of materials with which it is necessary to work was necessary for you., proceeding from these parameters, it is necessary to carry out further selection of the engraver.
3. When choosing the tool from number of similar, pay, first of all, attention to the speed of its rotation. This indicator is one of the major for the engraver. For grinding works and polish small turns are required not to overheat product. And here for sharpening or cutting the turns have to be maximum. Average speed of rotation at modern engravers 15000-35000 RPM.
4. Take an interest in availability of the velocity adjuster of the engine. The most advanced models surely have the electronic adjuster whereas cheap models are supplied with the simplest device lowering engine tension. Such engravers are unsuitable for performance of work, demanding big accuracy.
5. Engine capacity of the engraver is also the necessary parameter for the choice. Both its price, and cost of the carried-out works depends on it.
6. Choose necessary dimensions of the electric tool. There are small engravers with the minimum weight. Their small size is reached by absence in the engraver of the cooling system. They quickly overheat, it is necessary to stop work each 10-15 minutes. It should be considered if you want to have the portable engraver.
7. Take an interest in quantity and variety of the nozzles enclosed complete with the engraver and also availability of flexible shaft for convenience of work. The reliable engraver with the minimum quantity of nozzles is sometimes simpler to buy, and then to buy in addition them gradually for separate money. Everything depends on firm of the producer, the brand of the engraver and your solvency.