Heater Catalog - Watlow

Heater Selection MatrixHeating SolidsHeaterTypeApplication DescriptionSheathMaterialsTypical Max. Max. OperatingWatt Densities TemperaturesW/in 2 W/cm 2 °F °CCatalogPageCartridge/InsertionHeatersThese heaters are inserted into a close fit hole (i.e. platens,dies and molds).Alloy 800Stainless steelup to 400up to 40062.062.01400100076054011TubularHeatersThese heaters are clamped to the object to be heated,usually exterior surfaces of tanks or other process vessels orfitted into milled grooves in a platen.Flat: Alloy 800Stainless steelRound: Alloy 800Stainless steel404040406.26.26.26.2140012001600120076065087065093936161FlexibleHeatersThese heaters are bonded or otherwise fastened to the part.Commonly used to heat irregular surfaces and shapes, orapplications requiring distributed wattage or limited space.PolyimideSilicone rubber20103.11.6390500200260148117High- MULTICELL heaters are loosely inserted into the platenTemperature hole for radiant heating. Can also be used in any static orHeaters dynamic non-contact application as a radiant heat source.Commonly used for extreme high temperature applications.Ceramic fiber heaters can be formed into an oversizedchamber to surround the object being heated. Using radiantand convection heat transfer, ceramic fiber heaters are usedin ovens and furnaces.Alloy 600Alloy 800Molded ceramic fiber6060309.39.34.6210021002200115011501205425433SpecialtyHeatersULTRAMIC ® advanced ceramic heaters are bonded orclamped to the object being heated.Thick film conduction heaters are clamped to the partbeing heated.Coil/Cable heaters can be formed to heat flat or curvedsurfaces, or wound around the object being heated. Typicalapplications include platen heating and plastic injectionmolding nozzles.Aluminum nitride 1000Dielectric glass on 430 75stainless steel substrateStainless steel orAlloy 600 3015511.64.6111210221200600550650459463467Strip/Clamp-OnHeatersThese heaters are bolted or clamped to a surface (i.e.dies, molds, ovens). Often used for freeze and moistureprotection.Aluminized steel withrefractory insulationStainless steel withmineral insulation10014015.521.711001400595760481477Band/BarrelHeatersThese heaters are clamped to cylindrical surfaces (i.e.extrusion barrels and nozzles).Stainless steel withmineral insulation 100 15.5 1400 760 493RadiantHeatersThese heaters are used in any static or dynamic,non-contact application where conduction or convectionheating is not practical. Commonly used in laminatingprocesses, thermoforming and paint drying.Molded ceramic fiberStainless steelemitter strip203034.620002200109512005185144WATLOW ®