SF and SFA Panel Heaters
Stamped Foil Heaters (SF Heaters) are one of the most efficient medium wavelength heaters. The energy flows uninterrupted from the emitter (heater element) to the product. Specifications and major features and benefits are listed below:
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Specifications
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Emitter Temperature
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1040°C (2000°F)
Peak wavelength 2 microns
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Maximum Size
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4 meters x .45 meters (160"L x 18”W)
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Watt Density
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60 watts/square inch max
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Voltage
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120V - 600V; 1 or 3 phase
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Controls
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Thermocouple type “K” or non contact pyrometer
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Mounting
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Can be mounted vertical, horizontal or angled
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Zoning
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Available with multiple zones within a module
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Fast Heat Up And Cool Down
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Heats up and cools down in 10-20 seconds
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Features
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Benefits
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Rugged construction with no quartz or glass
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Can last up to 20,000 hours Longer life
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Higher watt density
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Requires less space.
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Response
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Fast response is suitable for web applications
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1" thick refractory backing
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Reduces thermal loss
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Stainless steel screen in front
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Safe for operators
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Options for multiple zones
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Better uniformity of heat onto the product
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Easily repairable in the field
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Lower life cycle cost
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SF Heater with elements running across machine direction.
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SF Heater with elements running in machine direction allows for multiple zoning.
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SFA Heater provides air impingement to assist in drying.
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SF and SFA Heater Sizes
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Heated Area
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Case* Dimensions
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Volts
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Maximum Heater Watts
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W X L
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W X L
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12 X 12
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12 X 15
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240 V
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4600
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12 X 24
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12 X 27
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240/480 V
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9190
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12 X 36
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12 X 39
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480 V
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12220
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12 X 48
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12 X 51
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480 V
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18380
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12 X 60
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12 X 63
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480 V
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21360
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12 X 72
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12 X 75
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480 V
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27580
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12 X 84
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12 X 87
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480 V
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29850
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12 X 96
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12 X 99
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480 V
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32250
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Nominal SF depth: 4 1/2" Nominal SFA depth: 7 1/2"
*Nominal size represents the outside dimension of the case width and the heater element’s length.
Example:
12 x 24 is 12 inches wide with a 24 inch heated length element
Custom sizes available on request.
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