SYLVANIA is a leading manufacturer of tungsten wire for use in a variety of applications.  Several types are designed to perform the electrical-charge and charge-transfer functions in photocopy machines where they are commonly referred to as corona wires. 

Our types are shown below, but for further details see our Technical Information Bulletin...

Types

NS55 
Tungsten wire that has been straightened and chemically cleaned.

GP-NS55 
Type NS55 that has been gold plated.

NS55-12
Type NS55 that has been oxidized to a blue-black color.

NS55-22 
Type NS55 that has been oxidized to a golden brown color.

3RW55
Tungsten-3% Rhenium wire which has been straightened and chemically cleaned.