Six different sizes and types of rotors were die cast using pure, highconductivity copper. Tests showed a 1.2 to 1.7 % improvement in efficiency. When it comes to energy efficiency, every little bit ...

• Rotors made from copper conduct electrical current better than aluminum, thus run cooler with more efficiency. • The process of die casting copper has become economical thanks to recent advances in ...

NEW YORK - A practical die-cast copper rotor for electric motors has been the "holy grail" for motor manufacturers for many years, says the Copper Development Association. Last year, Siemens AG, ...

Pot metal, white metal, die-cast zinc, monkey metal, call it what you like, these low-melting point metals have been used by automotive manufacturers for years, casting everything from hood ornaments ...

Pot metal, white metal, die-cast zinc, monkey metal, call it what you like, these low-melting point metals have been used by automotive manufacturers for years, casting everything from hood ornaments ...