Product ID : R1222
R1222 Two Hole Ceramic Tube Insulator, OD (in)=0.188, ID (in)=0.040
The following two hole alumina ceramic tube type insulators are available in six inch lengths.
A superior electrical insulation for Heaters, Elements and Furnaces
S.I.S. supplies stainless steel connectors manufactured from type 316 stainless steel.
Our ceramic body one piece construction provides maximum strength, is self-aligning, and will minimize filament sagging.
Are available in both quartz and ceramic.
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.
Replacement source heater for the 5985.