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  • Posted on April 6, 2018 at 1:45 pm

The Things to Look for In Precision Resistor Manufacturing

For an electrical circuit to function properly, it is necessary that there is a resistor which helps to control the amount of resistance. Resistor manufacturers have an extended range of both variable and fixed resistors. Some of the various types of resistors which are available in the market include braking resistors, shunt resistors, wire wound resistors, variable resistors and power resistors. Precision resistors demand on the increase, and that is why a majority of resistor companies are now focusing on having a diversified range of products that are altered to suit a client’s needs. In case you realize that the resistor manufacturing company does not have your product listed, then you can always contact them, and they will be glad to help you. Choosing the right resistor for your operations is important.

To make your search for the best resistor for your needs easy, you need to recognize some of the difficult factors that are involved in the construction of the resistors and the various characteristics that they have. As earlier stated, resistors are not the same, and that is why you need to understand your power needs before you decide to purchase a resistor. Because the power rating for resistors is usually specified, it is essential to recognize which one to install when designing the circuitry. There are some resistors that will not function properly when the circuit temperature becomes excess, and that is why you need to check the power rating of the resistor. You need to purchase high-powered resistors if they are used for equipment located in high ambient temperatures. For industrial applications, make sure that you choose high-wattage resistors.

When buying resistors for use, a good resistor manufacturer will show you a data sheet to show you the temperatures at which the resistors should work, and that should make your selection easier. There are other factors that will determine the best temperature at which a wire wound resistor will function and these include its coating material, design of the resistor and its surface area. Normally, a tubular clay and resistance curving are the ones used in designing the wire wound resistors. After the winding of the resistance, a covering material is then applied, and that is meant to seal the resistance and ensure reliable operation.

For a long time, the known type of coating that has been used on resistors is silicon. You need to note that various coating materials have an effect on the temperature and that in turn affects the operation of the resistor. When you know that you are getting a resistor for a certain application, then it is crucial that you purchase a resistor that has more voltage so that you are on the safe side.

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