Product ID : R1238
R1238 Four Hole Round Ceramic Tube Insulator, OD (in)=0.218, ID (in)=0.050
The tubes are constructed of a pure 99% alumina ceramic that has superior gas and vacuum tightness and excellent insulating properties even at elevated temperatures.
Nickel wire provides good corrosion resistance. It is most suitable for use in electronic components, temperature sensors, electrical resistance thermometers and other electrical applications.
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