Finned Tubular Heaters

Fins increase heat transfer surface area allowing higher wattage in the same space requirement of non-finned units
Available in .312″,.375″,.430″,.475″and.625″ element diameter
2 fin diameter selections
Continuous spiral fins of steel with rust and corrosion protection to 850°F/455°C
Five turns per linear inch of element
38, 50 and 67 watts per square inch
Standard terminal is Fig.1 – any terminal design available
Stainless steel fins and Stainless steel element available for operation to 1200°F/650°C. Incoloy sheath and fins are available in some diameters for additional protection in high temperature processes

Element Diameter	Standard Fin Outside Diameter	Small Fin Outside Diameter
.312″ .375″ .430″ .475″ .625″	1.0312″ 1.093″ 1.156″ 1.1875″ 1.375″	.830″ .890″ .948″ .993″ 1.14″