Barrel Heaters - Hasmak.com.tr

W A T L O W<strong>Heaters</strong>Mica StripOptionsExternal FinishingSheath MaterialPlease specify a stainless steelsheath when the part temperaturereaches in excess of 370°C (700°F).WidthsHoles or SlotsWhen required for instrumentationor mounting, holes or slots may beprovided as a manufacturedvariation in nearly any location aslong as there is at least 25 mm (1 in.)between the edge of the hole andone side of the heater. Dimensionaldrawing is required when ordering.The 38 mm (1.5 in.) wide heater is themost efficient size due to its maximumclamping effect. <strong>Heaters</strong> are availablein widths from 16 mm (0.63 in.) to610 mm (24 in.).<strong>Heaters</strong> 125 mm (5 in.) wide andgreater are constructed with end foldsand a reinforcement shim rather thanfull folds. Units less than 35 mm(1.38 in.) wide have the sheath seamon the side opposite the terminals.Distributed WattageA mica strip heater can be designedwith varying heat profile along thelength for uneven heat distribution.Butt CaseFour Sides ClosedThermoforming<strong>Heaters</strong>Re<strong>com</strong>mended for heatingapplications where strip heater willbe placed in a milled slot betweentwo steel plates. Specify butt caseconstruction when ordering.Mica strip heaters can be closedon all four sides to preventcontamination from getting inside theheater. Standard on strip heaters127 mm (5 in.) wide and greater.321