CARTRIDGE HEATERS LEAD ENDSEAL OPTIONS
Endseal TypeMaximum TemperatureMoisture
Protection
Contamination Mechanical
Strength
Vibration
Resistance
Ceramic Endpiece2500 ºF / 1371 ºCPoorPoorExcellentExcellent
Teflon Endpiece 300 ºF / 149 ºCExcellentExcellentVery GoodExcellent
Lava Seal 3000 ºF / 1649 ºC Poor Good GoodPoor
Mica Seal 2500 ºF / 1371 ºC PoorGood AverageAverage
Cement Potting 1800 ºF / 982 ºC PoorFairGoodPoor
Epoxy Potting 265 ºF / 129 ºCGoodGoodExcellentExcellent
Epoxylite Potting650ºF / 343 ºCFairVery GoodVery GoodExcellent
Silicone Rubber 500 ºF / 260 ºCExcellentExcellentFairExcellent