Sefar Inc.
SEFAR PowerHeat
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The PowerHeat fabrics are woven fabrics usually consisting of wires, PET and electrically conductive filaments.
The PowerHeat fabrics are woven fabrics usually consisting of wires, PET and electrically conductive filaments.
PowerHeat has the following properties:
Customer-specific designs
Quick heating up due to low intrinsic mass
No hotspots
Electrically insulated or not insulated
Energy efficient: high temperature/power ratio
Homogeneous surface temperature
Up to 1000 W/m² heating power dissipation when exposed to air
About 10 – 20 kW/m² heating power dissipation feasible when exposed to liquids and composites
Light-weight (< 90 g/m²)
High air permeability (> 8000 l/m²/s, depending on fabric design)
Soft: can be placed closely to surface that needs to be heated up
Compatible with injection / back-injection mold processes
Can be pleated
3D-shaping capability
Very quick heating-up curve
Homogeneous temperature distribution at surface
3D shaped heating fabric after thermoforming process
Examples of applications with imbedded PowerHeat fabrics
Automotive industry
SEFAR PowerHeat used in heated head rest
SEFAR PowerHeat as insert in injection molds for automotive interior heating
Healthcare
Heated operation blankets and mattresses
Home textile industry
Heated outdoor lounge chairs used as environment-friendly replacement of gas heaters
SEFAR PowerHeat fabric used in glass lamination
Your Benefits
SEFAR PowerHeat fabrics are designed according to customer needs.
Amazingly quick heating up
Heating power adjustable by PWM (pulse width modulation)
Can be used as an insert in an injection mold component
Can be sewed or laminated into a customer product
Sefar supports you by specifying and defining your product according to your needs:
Fabric size and heating area (length x width)
Supply voltage
Heating power