How much copper is in a large electric motor?

What percentage of copper is in an electric motor?

The copper content varies among different types of motors, while small motors have a higher percentage of copper per weight than heavy motors. On average, fractional electric motors are 9-10 percent copper by weight. AC motors average 7-9 percent copper; DC motors have 15-18 percent copper content.

How much is a electric motor worth for scrap?

electric motor and it is worth $0.15 per lb in scrap (prices vary of course depending on market demands, etc.) which means that motor is worth $1.50 as-is.

How do you calculate the weight of copper in a motor?

The copper weight is calculated by the cross section of a cable x 9.6 and will be shown in kg / km. For example FLRY 1.50 mm² has a copper weight of 14.4 kg / km (9.6 x 1.5).

What is the best thing to scrap for money?

Best Scrap Metal Items To Recycle

  • Scrap Cars.
  • Car Batteries.
  • Plumbing Brass.
  • Sealed Units.
  • Appliances. Refrigerator. Range/Oven. Microwave. Washer/Dryer.
  • Stainless Steel (Non-Magnetic)
  • Lead.
  • Transformers.
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Do scrap yards buy electric motors?

Almost anything that requires electricity and has moving parts will have an electric motor inside. They are often collected for scrap metal recycling because they are heavy and contain a large amount of copper wire. Get the item that has the electric motor inside and begin to dissemble is with a screwdriver or drill.

How much is electric motors per pound?

Most scrap yards, including Scrap Stop, offer a price for electric motors, so that you don’t have to worry about dismantling at all. This price changes based on your region and over time but the current price for electric motors is around 15 cents per pound*.

Is copper wire worth more stripped?

Four-Strand Phone Wire Stripping Potential

With the outer insulation removed, copper represents 59% of the total weight and is worth stripping further if you have a wire stripper.

How do you calculate the weight of copper in a wire?

  1. Wire and Cable Metric Calculations. Dimensions. …
  2. mils x 0.0254 = mm (millimeters) inches x 25.4 = mm. …
  3. circular mils x 0.0005067 =mm2. (square millimeters) …
  4. cu. in. …
  5. pounds x 0.45359 = kg (kilograms) tons (2000 lb) x 0.907185 = t. …
  6. lb/1000 ft. x 1.48816 = kg/km. …
  7. mm2 x 8.89 = kg/km (for copper) …
  8. °F to °C: °C = (°F minus 32) x 5/9.

What does copper wire weigh per foot?

Furthermore, what does copper wire weigh per foot? A 0000 gauge wire will weigh 640.5005 lbs per 1000 feet, while a 40 gauge wire weights 0.0299 lbs per 1000 feet.

What grade of copper is in electric motors?

The main grade of copper used for electrical applications is electrolytic-tough pitch (ETP) copper (CW004A or ASTM designation C11040). This copper is at least 99.90% pure and has an electrical conductivity of at least 101% IACS. ETP copper contains a small percentage of oxygen (0.02 to 0.04%).

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What causes electric motor to burn out?

The most common cause of motor failure, and arguably the most difficult to overcome, is low resistance. Low resistance is caused by the degradation of the insulation of the windings due to conditions such as overheating, corrosion, or physical damage.16 мая 2018 г.

How much copper is in an alternator?

Since copper makes up less than 25% of the weight of an alternator…you do the math.

Motors